Bolthole Index

Leon County, Texas

Building permits, zoning and land rules in Leon County, Texas

76Index Score / 100
#27 of 254 in Texas

Leon County, Texas requires a floodplain determination/development permit for new construction, manufactured-home placement and substantial improvements in its unincorporated areas1. We could not confirm a separate general county building permit, inspection or certificate-of-occupancy rule; ask the County Judge's office before starting work2. Septic systems generally need permits through the county's OSSF Compliance Program34.

At a glance

General building permit
Not confirmed; ask the County Judge's office before starting construction2
Floodplain permit
A county determination/development permit applies to covered construction in unincorporated areas1
Zoning
No county zoning rule for unincorporated Leon County; municipal rules can differ56
Septic permits
Generally required through the Leon County OSSF Compliance Program34
RV and tiny-home living
Unrestricted by county zoning in unincorporated Leon County5
Minimum home size and setbacks
No county zoning standard in unincorporated Leon County, though subdivision rules can apply57
Owner-builder exemption
Not confirmed; ask the County Judge's office what applies to the project8
Septic soil difficulty
35.3% of soils lack severe limits for a conventional drain field9

Who to call

Septic permits

Leon County OSSF Compliance Program

OSSF permit materials for Leon County

903-322-3101

2212 CR 282, Buffalo, TX 75831

Floodplain permits

Leon County 911 Addressing/Emergency Management Office

Floodplain determination and development permits for unincorporated Leon County

903-536-3158

[email protected]

Contact details are copied from each office’s official page and were checked against it on September 27, 2026.

Do you need a building permit in Leon County, Texas?

Leon County requires a floodplain determination/development permit for new construction, manufactured-home placement and substantial improvements in unincorporated areas, including associated water-supply and sanitary-sewage systems10. The county says work may not begin until written authorization is issued11. We could not confirm a separate, general Leon County building permit for an ordinary house, nor a county building-inspection or certificate-of-occupancy process; ask the County Judge's office about the exact parcel and project before work begins2. Texas law gives counties limited building-regulation powers in specified circumstances, but that authority alone does not prove Leon County adopted a general permit program12. Incorporated cities can have their own requirements, so land inside a city should be checked with that city rather than the county6.

Who issues permits in Leon County, and how do you reach them?

Leon County's 911 Addressing/Emergency Management Office handles floodplain determination and development permits for unincorporated property; call 903-536-3158 or email [email protected] for procedures and an application13. The Leon County OSSF Compliance Program receives septic permit materials at 2212 CR 282, Buffalo, TX 75831, and its listed phone is 903-322-310114. We could not confirm a general building department or county building inspector, so direct general construction, inspection and occupancy questions to the County Judge's office2. A subdivision driveway within a county or private-road right-of-way requires authorization from the applicable Precinct Commissioner under the county's subdivision process15. A new or changed connection to a state highway instead goes through the local TxDOT district office16.

Does Leon County have zoning?

Unincorporated Leon County has no county zoning rule setting minimum dwelling size, general minimum lot size, setbacks, lot coverage, building height or zoning districts5. The county has also described a specific rural Leon County project site as having no permitting or zoning, which supports the rural distinction but does not establish the rules inside every municipality17. Zoning varies across Leon County because incorporated municipalities may administer their own zoning6. County subdivision regulations still cover qualifying divisions of land outside incorporated cities, so “no county zoning” does not mean every subdivision layout is unregulated7. For a parcel inside a city or its relevant jurisdiction, ask that city about uses, setbacks and permits before relying on the unincorporated-area answer6.

How do septic permits work in Leon County?

Leon County generally requires septic permits and directs applicants to its OSSF Compliance Program4. Texas requires a permit and approved plan to construct, install, alter, extend or repair an OSSF, subject to narrow exemptions18. The state's tract-size exemption can apply to a single-family dwelling on at least 10 acres only when all conditions are met, including a licensed site evaluation, at least 100 feet between every OSSF component and the property line, on-site effluent disposal, and no other dwelling on the tract19. Only 35.3% of Leon County soils lack severe limitations for a conventional drain field, so arrange the site evaluation before fixing the house location9. A new surface-irrigation system requires a signed maintenance contract for its first 2 years and submission of inspection reports to the permitting authority20.

Can you live in an RV or tiny home on your land in Leon County?

County zoning does not restrict RV occupancy, tiny-home occupancy, accessory dwellings or temporary camping on private land in unincorporated Leon County5. That zoning answer does not waive septic, floodplain, subdivision, deed-restriction or municipal requirements that may apply to a particular parcel107. Manufactured-home placement is expressly included in the county's floodplain determination/development permit requirement for unincorporated land21. A mobile- or manufactured-home community in an unincorporated area without public wastewater must have at least 1.5 acres, but that community rule does not establish a minimum acreage for one home outside a community22. We could not confirm a county certificate-of-occupancy rule, so ask the County Judge's office before treating zoning freedom as permission to occupy a new structure2.

Building a home in Leon County: the steps, in order

  1. Ask the city if the parcel is incorporated; local zoning varies across Leon County6.
  1. For unincorporated land, contact the 911 Addressing/Emergency Management Office for a floodplain determination before construction1311. The determination fee is $20 unless the site is in a Floodway or Special Flood Hazard Area, where the stated package and fee are $42023.
  1. Arrange a septic site evaluation and submit the required OSSF materials to the county program144.
  1. Ask the County Judge's office whether any general building permit, inspection or occupancy approval applies to the project2.
  1. Secure driveway authorization from the Precinct Commissioner for covered subdivision access, or from TxDOT for state-highway access1516.

What should you check before buying land in Leon County?

Start with jurisdiction and access: zoning varies between rural land and incorporated municipalities, while covered subdivisions outside cities remain subject to county subdivision regulations67. Check floodplain status before choosing a building pad because covered construction cannot begin before county authorization11. Test septic feasibility early because only 35.3% of county soils lack severe limitations for a conventional drain field9. Leon County averages 43.3 inches of precipitation, but severe drought occurs in 17.6% of years, so verify the parcel's actual water source and well feasibility2425. About 44.1% of the county is wooded and 99.5% is at a slope of 15% or less, useful context for estimating clearing, drainage and site-work needs2627. The effective property-tax rate is about 0.8%, with a median annual bill of $1,3392829.

Watch-outs

  • Leon County's general building-permit, building-inspection and certificate-of-occupancy requirements remain unconfirmed; ask the County Judge's office before construction2.
  • No county zoning in unincorporated Leon County does not override municipal zoning, floodplain permits or subdivision regulations56107.
  • A septic permit is generally required even where no county zoning limit applies, unless every condition of a narrow state exemption is satisfied419.

Sources

  1. Flood Plain Development, quoted and re-checked
  2. Flood Plain Development (2026 county census)
  3. Leon County Septic Permit (2026 county census)
  4. Information for New Leon County Residents, quoted and re-checked
  5. Texas law on county zoning and building authority
  6. RFP 2022-261 Centerville Tower Shelter, quoted and re-checked
  7. Leon County Subdivision Regulations, quoted and re-checked
  8. (2026 county census)
  9. Share of soils without severe limits for a conventional septic drain field (USDA SSURGO): Bolthole Index county data
  10. Flood Plain Development, quoted and re-checked
  11. Flood Plain Development, quoted and re-checked
  12. Local Government Code Chapter 233, County Regulation of Housing and Other Structures (Texas statewide rule), quoted and re-checked
  13. Leon County 911 Addressing/Emergency Management Office (co.leon.tx.us)
  14. Leon County OSSF Compliance Program (co.leon.tx.us)
  15. Leon County Subdivision Regulations, quoted and re-checked
  16. Section 4: Driveway Permits, Design, and Materials (Texas statewide rule), quoted and re-checked
  17. RFP 2022-261 Centerville Tower Shelter, quoted and re-checked
  18. Getting a Permit for an OSSF - Such as a Septic System (Texas statewide rule), quoted and re-checked
  19. Getting a Permit for an OSSF - Such as a Septic System, quoted and re-checked
  20. Affidavit to the Public — Surface Irrigation, quoted and re-checked
  21. Flood Plain Development, quoted and re-checked
  22. Leon County Subdivision Regulations, quoted and re-checked
  23. Floodplain Determination Permit, quoted and re-checked
  24. Annual precipitation: Bolthole Index county data
  25. Share of years in severe drought: Bolthole Index county data
  26. Wooded share of land: Bolthole Index county data
  27. Share of land at 15% slope or less: Bolthole Index county data
  28. Effective property tax rate: Bolthole Index county data
  29. Median property tax bill: Bolthole Index county data

Written September 27, 2026 from the rules quoted below, each taken from an official source and re-checked by an independent reviewer. This is research, not legal advice: rules change, so confirm with the office before you buy or build.

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County locator

Leon County in Texas

76
County map
Leon County highlighted among the Texas counties · colored by Index score

How Leon County scores

Seclusion66100% ev.
Self-Sufficiency67100% ev.
Admin Boringness8590% ev.
Durability39100% ev.
Property Autonomy71100% ev.
Carry Cost75100% ev.

Evidence strength: 98%. This reports direct-source completeness and fallback use; it is separate from the score and is not a confidence interval. How it works →

$306kTypical home
0.8%Property tax
$3,776Land / acre
43.3"Annual rain
17.6% of yrsSevere drought
37.3 / yr (+26.4)Mid-century 100°F days
21 daysMid-century dry spell
2.47" (+6%)Mid-century 1-day rain
1.41×Wildfire change factor
100%Forward climate coverage
$2,037Home insurance / yr
0.1% / yrInsurance growth
0%Nonrenewal rate
county median (2+ published ZIPs)Insurance basis
7,058People within 30 min
4,508,532People within 2 hr
9,878Radius comparison (15 mi)
15.4People / sq mi
0.1%Federal land
99.5%Land at 15% slope or less
35.3%Septic soil without severe limits
239,535 acWorkable land screen
44.1%Wooded land
31.1 tonsBiomass / forest ac
66.7°FAvg temp

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Answers from the rulebook for Leon County

What the ordinances and state agencies actually say — one answer per question, each quoted from the official source and independently re-checked.

Leon County rules

  • Building permitLimited

    New construction, manufactured-home placement, and substantial improvements in Leon County unincorporated areas subject to the county floodplain program.

    • Because Leon County participates in the National Flood Insurance Program, a floodplain determination/development permit is required for all new construction, manufactured-home placement, and substantial improvements, including water-supply and sanitary-sewage systems.
    • The proposed development or construction may not begin until written authorization has been issued by the county or city office.
    • Properties in incorporated cities are directed to the applicable city office.
    • Other permits may be required.
    “all new construction, manufactured home placement and substantial improvements [...] require a floodplain determination/development permit.”
  • Local zoningVaries (with conditions)

    Aggregate local-zoning status across Leon County, including rural or unincorporated areas and incorporated municipalities.

    • The county's official RFP states that there is no zoning at the identified rural Leon County site.
    • The City of Jewett's official pages state that its Planning & Inspection Department enforces zoning regulations and that its Planning & Zoning Commission reviews zoning ordinances.
    • This is an aggregate conclusion about differing municipal and rural areas; Leon County itself is not being identified as the administrator of the City of Jewett's zoning ordinances.
    • The specific zoning rules, districts, dimensional limits, and use conditions for municipalities other than Jewett were not established by the opened official sources.
    “There is no permitting or zoning as the site is located in rural Leon County.”
    One more reviewed finding on this topic
    • Absent — The rural Leon County site identified in the county's official project document, outside incorporated municipal zoning jurisdiction.
      “There is no permitting or zoning as the site is located in rural Leon County.”
  • Zoning districts · by state lawNo county rule

    Unincorporated Leon County: no county rule sets this, because Texas law gives zoning power only to certain counties, and Leon County has no zoning ordinance. The county legal census found no county zoning ordinance, citing co.leon.tx.us.

    • Septic, floodplain, subdivision and health rules still apply; cities and towns set their own rules inside their limits.
    • Chapter 231 does not grant a general statewide county zoning power; authority is provided through geographically or subject-matter limited subchapters.
    • For Padre Island, the authority applies in Cameron or Willacy County outside a municipality and within two miles of a publicly owned park or recreational development, or within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.
    “This subchapter applies to the areas of Padre Island located in Cameron or Willacy County and located: (1) outside a municipality but within two miles of a publicly owned park or recreational development; or (2) within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.”
  • Minimum dwelling size · by state lawNo county rule

    Unincorporated Leon County: no county rule sets this, because Texas law gives zoning power only to certain counties, and Leon County has no zoning ordinance. The county legal census found no county zoning ordinance, citing co.leon.tx.us.

    • Septic, floodplain, subdivision and health rules still apply; cities and towns set their own rules inside their limits.
    • Chapter 231 does not grant a general statewide county zoning power; authority is provided through geographically or subject-matter limited subchapters.
    • For Padre Island, the authority applies in Cameron or Willacy County outside a municipality and within two miles of a publicly owned park or recreational development, or within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.
    “This subchapter applies to the areas of Padre Island located in Cameron or Willacy County and located: (1) outside a municipality but within two miles of a publicly owned park or recreational development; or (2) within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.”
  • Minimum lot size · by state lawNo county rule

    Unincorporated Leon County: no county rule sets this, because Texas law gives zoning power only to certain counties, and Leon County has no zoning ordinance. The county legal census found no county zoning ordinance, citing co.leon.tx.us.

    • Septic, floodplain, subdivision and health rules still apply; cities and towns set their own rules inside their limits.
    • Chapter 231 does not grant a general statewide county zoning power; authority is provided through geographically or subject-matter limited subchapters.
    • For Padre Island, the authority applies in Cameron or Willacy County outside a municipality and within two miles of a publicly owned park or recreational development, or within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.
    “This subchapter applies to the areas of Padre Island located in Cameron or Willacy County and located: (1) outside a municipality but within two miles of a publicly owned park or recreational development; or (2) within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.”
  • Setbacks · by state lawNo county rule

    Unincorporated Leon County: no county rule sets this, because Texas law gives zoning power only to certain counties, and Leon County has no zoning ordinance. The county legal census found no county zoning ordinance, citing co.leon.tx.us.

    • Septic, floodplain, subdivision and health rules still apply; cities and towns set their own rules inside their limits.
    • Chapter 231 does not grant a general statewide county zoning power; authority is provided through geographically or subject-matter limited subchapters.
    • For Padre Island, the authority applies in Cameron or Willacy County outside a municipality and within two miles of a publicly owned park or recreational development, or within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.
    “This subchapter applies to the areas of Padre Island located in Cameron or Willacy County and located: (1) outside a municipality but within two miles of a publicly owned park or recreational development; or (2) within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.”
  • Lot coverage · by state lawNo county rule

    Unincorporated Leon County: no county rule sets this, because Texas law gives zoning power only to certain counties, and Leon County has no zoning ordinance. The county legal census found no county zoning ordinance, citing co.leon.tx.us.

    • Septic, floodplain, subdivision and health rules still apply; cities and towns set their own rules inside their limits.
    • Chapter 231 does not grant a general statewide county zoning power; authority is provided through geographically or subject-matter limited subchapters.
    • For Padre Island, the authority applies in Cameron or Willacy County outside a municipality and within two miles of a publicly owned park or recreational development, or within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.
    “This subchapter applies to the areas of Padre Island located in Cameron or Willacy County and located: (1) outside a municipality but within two miles of a publicly owned park or recreational development; or (2) within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.”
  • Building height · by state lawNo county rule

    Unincorporated Leon County: no county rule sets this, because Texas law gives zoning power only to certain counties, and Leon County has no zoning ordinance. The county legal census found no county zoning ordinance, citing co.leon.tx.us.

    • Septic, floodplain, subdivision and health rules still apply; cities and towns set their own rules inside their limits.
    • Chapter 231 does not grant a general statewide county zoning power; authority is provided through geographically or subject-matter limited subchapters.
    • For Padre Island, the authority applies in Cameron or Willacy County outside a municipality and within two miles of a publicly owned park or recreational development, or within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.
    “This subchapter applies to the areas of Padre Island located in Cameron or Willacy County and located: (1) outside a municipality but within two miles of a publicly owned park or recreational development; or (2) within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.”
  • Living in an RV · by state lawNo county rule

    Unincorporated Leon County: no county rule sets this, because Texas law gives zoning power only to certain counties, and Leon County has no zoning ordinance. The county legal census found no county zoning ordinance, citing co.leon.tx.us.

    • Septic, floodplain, subdivision and health rules still apply; cities and towns set their own rules inside their limits.
    • Chapter 231 does not grant a general statewide county zoning power; authority is provided through geographically or subject-matter limited subchapters.
    • For Padre Island, the authority applies in Cameron or Willacy County outside a municipality and within two miles of a publicly owned park or recreational development, or within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.
    “This subchapter applies to the areas of Padre Island located in Cameron or Willacy County and located: (1) outside a municipality but within two miles of a publicly owned park or recreational development; or (2) within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.”
  • Camping on your land · by state lawNo county rule

    Unincorporated Leon County: no county rule sets this, because Texas law gives zoning power only to certain counties, and Leon County has no zoning ordinance. The county legal census found no county zoning ordinance, citing co.leon.tx.us.

    • Septic, floodplain, subdivision and health rules still apply; cities and towns set their own rules inside their limits.
    • Chapter 231 does not grant a general statewide county zoning power; authority is provided through geographically or subject-matter limited subchapters.
    • For Padre Island, the authority applies in Cameron or Willacy County outside a municipality and within two miles of a publicly owned park or recreational development, or within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.
    “This subchapter applies to the areas of Padre Island located in Cameron or Willacy County and located: (1) outside a municipality but within two miles of a publicly owned park or recreational development; or (2) within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.”
  • Tiny homes · by state lawNo county rule

    Unincorporated Leon County: no county rule sets this, because Texas law gives zoning power only to certain counties, and Leon County has no zoning ordinance. The county legal census found no county zoning ordinance, citing co.leon.tx.us.

    • Septic, floodplain, subdivision and health rules still apply; cities and towns set their own rules inside their limits.
    • Chapter 231 does not grant a general statewide county zoning power; authority is provided through geographically or subject-matter limited subchapters.
    • For Padre Island, the authority applies in Cameron or Willacy County outside a municipality and within two miles of a publicly owned park or recreational development, or within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.
    “This subchapter applies to the areas of Padre Island located in Cameron or Willacy County and located: (1) outside a municipality but within two miles of a publicly owned park or recreational development; or (2) within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.”
  • Manufactured homesLimited

    Placement of a manufactured home in a floodplain in unincorporated Leon County.

    • A floodplain determination/development permit is required before manufactured-home placement in the covered floodplain context.
    • The proposed development or construction may not begin until written authorization has been issued by the county or city office.
    • The source states that the flood maps became effective on November 20, 2013.
    • The landowner should contact the 911 Addressing/Emergency Management office for unincorporated property to obtain permitting information and an application.

    flood-map effective date: 2013-11-20 · permit requirement: floodplain determination/development permit (Applies to all new construction, manufactured home placement, and substantial improvements covered by the page.)

    “manufactured home placement and substantial improvements including but not limited to water supply systems and sanitary sewage systems require a floodplain determination/development permit.”
    One more reviewed finding on this topic
    • Limited — Mobile or manufactured-home communities in unincorporated Leon County that are not served by a public wastewater system.
      “For mobile home communities not on a public wastewater system in unincorporated areas must be at least 1.5 acres.”
  • Accessory dwellings · by state lawNo county rule

    Unincorporated Leon County: no county rule sets this, because Texas law gives zoning power only to certain counties, and Leon County has no zoning ordinance. The county legal census found no county zoning ordinance, citing co.leon.tx.us.

    • Septic, floodplain, subdivision and health rules still apply; cities and towns set their own rules inside their limits.
    • Chapter 231 does not grant a general statewide county zoning power; authority is provided through geographically or subject-matter limited subchapters.
    • For Padre Island, the authority applies in Cameron or Willacy County outside a municipality and within two miles of a publicly owned park or recreational development, or within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.
    “This subchapter applies to the areas of Padre Island located in Cameron or Willacy County and located: (1) outside a municipality but within two miles of a publicly owned park or recreational development; or (2) within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.”
  • Who permits septicCounty

    On-site sewage facility permitting in Leon County, Texas.

    • The county page identifies Robbie Robinson as the Leon County OSSF Compliance Program representative.
    • Original permit materials are to be submitted to the representative at 2212 CR 282, Buffalo, Texas.

    contact phone: 903-322-3101

    “Originals shall be submitted to the Leon County OSSF Compliance Program representative, Robbie Robinson, who is located at 2212 CR 282, Buffalo, TX 75831. 903-322-3101”
  • Septic permitRequired

    Septic systems and other OSSFs in Leon County, Texas.

    • The county guide directs residents to contact the Leon County OSSF Compliance Program representative.
    • The guide states that permits can be obtained online or at the County Judge’s office.
    • State exemptions may apply under TCEQ rules, including qualifying 10-acre-rule systems and emergency repairs; local requirements may be more stringent.
    “Septic Permits are required – contact Robbie Robinson, Designated Representative for Leon County OSSF Compliance Program at 903-322-3101.”
  • Septic inspectionLimited

    New surface-irrigation OSSF systems in Leon County, Texas.

    • The owner must maintain a signed written contract with a valid maintenance provider for the first two years.
    • A copy of the inspection report must be submitted to the permitting authority after each inspection.
    • After the first two years, renewing a maintenance agreement is optional for the property owner, but Title 30 TAC Chapter 285, section 285.7 maintenance requirements still apply.
    • Commercial businesses must maintain a maintenance contract with a licensed maintenance provider at all times.
    • The affidavit states that Chapter 285.7(c,d) and Chapter 285.33(d,2) requirements in effect at the time of purchase or transfer apply to buyers and transferees.

    mandatory maintenance-contract period: 2 years (After the first two years, renewal is optional for the property owner; commercial businesses remain subject to a contract requirement.)

    “The owner of each new SURFACE IRRIGATION SYSTEM shall maintain a signed written contract for the first two years with a valid maintenance provider. A copy of the inspection report shall be submitted to the permitting authority after each inspection.”
  • Agricultural exemptionConditional

    A division of land into agricultural tracts under the Leon County subdivision regulations, for land outside incorporated cities where the county subdivision regulations apply.

    • The owner must not lay out any part of the tract as streets, alleys, squares, parks, or other parts intended to be dedicated to public use or for the use of purchasers or owners of lots fronting on or adjacent to those areas.
    • The land must be used primarily for agricultural use as defined by Section 1-d, Article VIII, Texas Constitution, or for farm, ranch, wildlife-management, or timber-production use within the meaning of Section 1-d-1, Article VIII, Texas Constitution.
    • If the tract ceases to be used primarily for agricultural use or for farm, ranch, wildlife-management, or timber-production use, the Leon County subdivision regulations apply.
    • The regulations state that the requirements are not applicable to a proposed division described by one or more listed exemptions under Texas Local Government Code section 232.0015.
    • A certificate of exemption may be requested from the Commissioners Court for a subdivision covered by the listed exemptions.
    “A division of a tract of land into agricultural tracts is exempt if:”
  • Subdividing landRegulated (with conditions)

    Subdivisions outside the boundaries of any incorporated city in Leon County, Texas, including divisions into two or more parts to lay out a subdivision, lots, streets, alleys, squares, parks, or other parts intended for public use or use by purchasers or owners of adjacent lots.

    • A developer must submit a compliant application to the Commissioners Court unless the subdivision is exempt under state law, the regulations, or a discretionary exemption.
    • Unless exempt, subdivided land may not be sold or conveyed until application approval is received and an approved plat is filed with the Leon County Clerk's Office.
    • A subdivision in a municipality's extraterritorial jurisdiction must also comply with applicable municipal regulations and interlocal agreements; generally, the more stringent regulations control.
    • Exemptions include agricultural tracts, family tracts, rural home tracts, veterans' tracts, public tracts, public floodplain tracts, tracts for future development, and partitioned tracts, subject to the specific conditions in section 1.3.
    • Second-tier developments are limited to not more than four lots or tracts, each with direct frontage or side-access to an existing publicly maintained road or highway, and no proposed internal streets or similar public-use areas; residential second-tier developments require additional plat, water/sewage, setback, easement, culvert, drainage, and OSSF documentation.
    • Lots of ten acres or less are presumed residential unless restricted to nonresidential uses on the plat and all instruments of conveyance.
    • For subdivisions using public water, each lot or tract must be at least 1 acre; using private well water, at least 1.5 acres; mobile home communities not on a public wastewater system in unincorporated areas must be at least 1.5 acres.
    • A developer must establish a setback line of 25 feet from the edge of any public road or 50 feet from the edge of a major road; major roads include state or federal highways and county-maintained roads designated by the Commissioners Court as major highways.
    • All roads and streets require a 60-foot right-of-way.
    • OSSF proposals must comply with applicable TCEQ rules, including housing-density requirements, and must be reviewed and certified by the Leon County Designated Representative or another authorized TCEQ agent.
    • The county's official page states that an application is required for all subdivisions regardless of whether the subdivision is over 10 acres or whether Commissioners Court approval is required.
    • The county clerk page states that plats cost $60 per sheet, consisting of a $50 clerk fee and $10 records-management fee, and filers must show a subdivision checklist certified by Robbie Robinson.

    maximum lots or tracts for second-tier development: <= 4 lots or tracts (Each lot or tract must have direct frontage or side-access to an existing publicly maintained road or highway, with no proposed internal streets or similar public-use areas.) · minimum lot area with public water: >= 1 acre (Applies to any subdivision with public water, whether platted or unplatted.) · minimum lot area with private well water: >= 1.5 acres (Applies to any subdivision with private well water, whether platted or unplatted.) · minimum lot area for mobile home communities without public wastewater: >= 1.5 acres (Applies in unincorporated areas.) · setback from public road: 25 feet (Measured from the edge of any public road.) · setback from major road: 50 feet (Measured from the edge of a major road, including state or federal highways and county-maintained roads designated as major highways.) · road right-of-way: 60 feet (Required for all roads and streets.) · plat filing fee: 60 USD per sheet (The county clerk page specifies $50 clerk fee plus $10 records-management fee.)

    “A developer must present an application in compliance with these regulations”
  • Driveway accessLimited

    Access driveways within a Leon County road or private-road right-of-way for subdivisions in unincorporated Leon County.

    • Authorization is by the applicable Precinct Commissioner.
    • The developer is responsible for culvert costs and installation.
    • Construction and materials are subject to inspection and approval by the Precinct Commissioner.
    • The County may require changes, maintenance, or repairs needed to protect life or property.
    • Entrances must keep obstructions out of the right-of-way.
    • The permit becomes null and void if the driveway facilities are not constructed within six months of issuance.
    • The developer must contact the Precinct Commissioner at least 24 hours before beginning authorized construction.
    • All roads must be maintained to the standards defined in chapter 3.64.

    driveway construction deadline: 6 months from permit issuance · advance notice before construction: >= 24 hours

    “PERMIT TO CONSTRUCT DRIVEWAY WITHIN COUNTY ROAD/PRIVATE ROAD RIGHT-OF-WAY Subdivision Name: _________________________ Developer: _________________________ County Road: _________________________”
  • Building in a floodplainRequired

    New construction, manufactured-home placement, and substantial improvements in unincorporated Leon County, including water-supply and sanitary-sewage systems.

    • A floodplain determination/development permit is required for all covered development.
    • If the property is not in an SFHA or Floodway, the application states that no floodplain development permit is required, but the determination permit process still applies.
    • If the property is in an SFHA or Floodway, a Floodplain Development Permit and Authorization to Construct permit are required.
    • No work may start until the Floodplain Determination Permit and/or Authorization to Proceed letter is issued.
    • The county page identifies November 20, 2013 as the effective date of the new flood maps and Flood Damage Prevention Order.

    effective date of flood maps and Flood Damage Prevention Order: November 20, 2013

    “On Wednesday, November 20, 2013, new flood maps for Leon County, Texas became effective. Because Leon County participates in the National Flood Insurance Program, all new construction, manufactured home placement and substantial improvements including but not limited to water supply systems and sanitary sewage systems require a floodplain determination/development permit.”
  • Permit feesVariable (with conditions)

    Leon County floodplain determination and development permits in unincorporated areas.

    • The floodplain determination fee is $20.00 unless the property is located within the Special Flood Hazard Area (SFHA) Flood Zone.
    • If the property is in a Floodway Zone or SFHA, a Development Permit, Authorization to Proceed letter, Elevation Certificate, and a $420.00 fee are required.
    • The floodplain determination is separate from the county septic system permit.

    floodplain determination fee: 20 USD (unless property is located within the SFHA Flood Zone) · SFHA or Floodway development fee: 420 USD (Development Permit, Authorization to proceed letter, and Elevation Certificate also required)

    “The floodplain determination permit application fee is $20 (No Authorization Permit Required). If property is determined to be in a Floodway Zone or Special Flood Hazard Area (SFHA), a Development Permit, Authorization to proceed letter, Elevation Certificate, & a fee of $420.00 is required.”
  • Permit processPublished (with conditions)

    Floodplain determination and development permitting for new construction, manufactured-home placement, and substantial improvements in unincorporated Leon County.

    • The landowner should contact the 911 Addressing/Emergency Management office to obtain procedures and an application.
    • The proposed development or construction may not begin until written authorization is issued.
    • A completed permit may be emailed to [email protected] or faxed to 903-536-1021.
    • The permit application states that it must be submitted to the septic inspector before septic application authorization to construct.
    • Other development, federal, state, or local permits may be required, and the permit does not exempt the applicant from deed restrictions, subdivision regulations, or other covenants.
    “The landowner should contact the 911 Addressing/Emergency Management office or their local city office to receive information on floodplain determination/permitting procedures, and to obtain an application. This is intended to inform the landowner of their responsibilities. The proposed development/construction may not begin until after written authorization has been issued from the county or city office.”
  • County-wide zoningAbsent

    Texas counties lack zoning authority over unincorporated areas, and no county zoning ordinance appears on Leon County's official site.

    Leon County, TX - Permits ↗Scouted from the county site, not yet independently re-checked

Texas rules that apply here

  • Building code adoptedPartial

    Industrialized housing and buildings, modules, and modular components governed by the Texas Industrialized Housing and Buildings program.

    • The mandatory state code adoption applies to industrialized housing and buildings, modules, and modular components, not all construction statewide.
    • The effective date is July 1, 2024.
    • The International Existing Building Code applies to alterations of portable industrialized buildings.
    • Manufacturers already certified for Texas must have design-package documents reviewed and approved to the new editions with an approval date on or after July 1, 2024, unless the manufacturer elected to transition before the effective date under Department rule 70.70(a)(5)(B).
    • Construction begun on or after July 1, 2024 must comply with the new code editions and approved design packages.
    • Construction begun before July 1, 2024, or before a manufacturer's effective transition date, must meet the stated completion, inspection, and labeling deadline to remain eligible for a Texas decal.

    effective date: 2024-07-01 · International Building Code: 2021 Edition (including appendices C, F, and K) · International Residential Code: 2021 Edition (including appendices AG, AH, AK, AP, AQ, and AT) · International Fuel Gas Code: 2021 Edition · International Mechanical Code: 2021 Edition · International Plumbing Code: 2021 Edition · International Energy Conservation Code: 2015 Edition · National Electrical Code: 2020 Edition · International Existing Building Code: 2021 Edition (for alterations of portable industrialized buildings)

    “July 1, 2024, all industrialized housing and buildings, modules, and modular components shall comply with the following codes, as amended in §70.101 of the IHB Rules:”
  • Off-grid sanitationLimited

    An OSSF serving a single-family dwelling on qualifying Texas property, including qualifying property in Leon County.

    • The OSSF must comply with all other planning, construction, and installation requirements of 30 TAC Chapter 285.
    • A TCEQ-licensed Site Evaluator or Professional Engineer must conduct a site evaluation.
    • The tract must be 10 acres or larger.
    • The system must not cause a nuisance or pollute groundwater.
    • All parts of the OSSF must be at least 100 feet from the property line.
    • Effluent must be disposed of on the property.
    • The single-family dwelling must be the only dwelling on the tract.
    • The local permitting authority must be checked because local programs can be more stringent than state minimums.

    minimum tract size: >= 10 acres (All other stated conditions must also be met.) · minimum OSSF setback from property line: >= 100 feet (All other stated conditions must also be met.)

    “An OSSF may be exempt from permitting if it complies with all other requirements, including planning, construction, and installation standards of 30 TAC 285 AND meets the “10 acre rule”:”
  • county zoning authorityLimited

    Texas counties adopting zoning regulations for specified unincorporated or otherwise specially defined areas.

    • Chapter 231 does not grant a general statewide county zoning power; authority is provided through geographically or subject-matter limited subchapters.
    • For Padre Island, the authority applies in Cameron or Willacy County outside a municipality and within two miles of a publicly owned park or recreational development, or within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.
    • Other Chapter 231 subchapters address special areas including the Amistad Recreation Area in Val Verde County, military zones, certain lakes, the El Paso Mission Trail Historical Area, Lake Somerville, and Falcon Lake in Zapata County.
    • The cited statute was enacted effective September 1, 1987; the Falcon Lake subchapter was added effective June 15, 2007, and amended effective September 1, 2009.

    Padre Island distance from publicly owned park or recreational development: <= 2 miles (Area must be outside a municipality and in Cameron or Willacy County.) · Padre Island distance from beach, wharf, or bathhouse: <= 2 miles (The beach, wharf, or bathhouse must be used by at least 500 persons annually.)

    “This subchapter applies to the areas of Padre Island located in Cameron or Willacy County and located: (1) outside a municipality but within two miles of a publicly owned park or recreational development; or (2) within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.”
  • county building authorityLimited

    Texas counties adopting and enforcing fire-code building permits for specified buildings in unincorporated areas and applying residential building-code standards in certain counties.

    • Under Section 233.061, the county must have a population over 250,000 or be adjacent to a county with a population over 250,000.
    • Under Section 233.062, the fire code applies only to commercial establishments, public buildings, and multifamily residential dwellings consisting of four or more units constructed in an unincorporated area.
    • The fire code does not apply to an industrial facility having a fire brigade that conforms to Occupational Health and Safety Administration requirements.
    • A covered applicant must submit a plan and a commissioners-court-set application fee; the county must issue or deny the permit within 30 days, and failure to act within 30 days approves the construction for purposes of the subchapter.
    • The fire code must conform to the International Fire Code or Uniform Fire Code as those codes existed on May 1, 2005, or establish protective measures exceeding those standards; later editions may be adopted.
    • Residential standards under Section 233.152 apply only if the county adopts a resolution or order and the county is within 50 miles of an international border or has a population over 100.
    • Those residential standards apply only to new single-family-house or duplex construction beginning after September 1, 2009; manufactured or modular structures governed by Occupations Code Chapters 1201 or 1202 are excluded from the definition of new residential construction.
    • A municipality's building code controls in its extraterritorial jurisdiction, and Section 233.152 does not authorize county prior approval of new residential construction or county zoning regulations.
    • Fire-code inspection and permit fees may be charged under a fee schedule based on building type, limited to amounts necessary to administer and enforce the subchapter; inspection fees must be reasonable and reflect approximate inspection costs.

    county population threshold for fire-code authority: > 250000 persons (A county adjacent to a county over 250,000 also qualifies.) · multifamily residential dwelling threshold: >= 4 units (The fire code applies only to covered buildings constructed in an unincorporated area.) · residential-code border distance: <= 50 miles (Alternative qualification is county population over 100.) · application decision period: 30 days (If the commissioners court does not issue or deny the permit within 30 days after receiving the application and fee, construction is approved for purposes of the subchapter.) · residential standards effective construction date: > 2009-09-01 (Applies only to new residential construction that begins after September 1, 2009.)

    “The commissioners court of a county with a population of over 250,000 or a county adjacent to a county with a population of over 250,000 may adopt a fire code and rules necessary to administer and enforce the fire code. [...] The fire code applies only to the following buildings constructed in an unincorporated area of the county: (1) a commercial establishment; (2) a public building; and (3) a multifamily residential dwelling consisting of four or more units.”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission — ask the county directly.

  • Owner-builder exemption — Owner-builders seeking an exemption from building permits, inspections, or occupancy requirements in Leon County.
  • Inspections — Building inspections in Leon County, including unincorporated construction.
  • Certificate of occupancy — Certificates of occupancy for buildings in Leon County, including unincorporated construction.
  • Short-term rentals — Short-term rental use in Leon County, Texas.

Each answer was extracted from an official source and independently re-checked against that source by a second reviewer. That is an evidence check, not legal advice. Rules change; confirm with the authority before you buy or build.

Living off-grid in Leon County, Texas

Is Leon County a good place to live off-grid or homestead?

Leon County scores 76/100 on the Bolthole Index, a strong county profile. Its strengths: low administrative friction for a quiet rural property and manageable long-term carry cost. Watch-outs: elevated mid-century heat, water, rain, or wildfire exposure.

Do you need a building permit in Leon County, Texas?

Leon County requires a building permit only in limited cases (such as floodplains or specific zones), and it has no county-wide zoning. Onsite septic is permitted by Leon County OSSF Compliance Program (TCEQ authorized agent). These answers are quoted from official sources and independently re-checked. Rules change and cities within the county differ — always confirm with the county before you buy or build.

Can you live in an RV or tiny home on your land in Leon County?

Living in an RV on your own land in Leon County is allowed: Unincorporated Leon County: no county rule sets this, because Texas law gives zoning power only to certain counties, and Leon County has no zoning ordinance. The county legal census found no county zoning ordinance, citing co.leon.tx.us. Septic, floodplain, subdivision and health rules still apply; cities and towns set their own rules inside their limits. Chapter 231 does not grant a general statewide county zoning power; authority is provided through geographically or subject-matter limited subchapters. A tiny home is allowed. Confirm with the county before relying on it.

How much does land cost in Leon County, Texas?

Land in Leon County runs about $3,776 per acre, based on the latest county data.

What is the water situation in Leon County?

Leon County gets about 43.3" of rain a year, with severe drought in roughly 17.6% of years.

How remote is Leon County?

A representative private-land location has about 7,058 people within a 30-minute drive and 4,508,532 within two hours. The road-network catchments count population across county lines and clusters of smaller cities; straight-line radius values remain available as a comparison.

Off-grid gear

Going off-grid in Leon County means bringing your own water and power. The kit we’d start with:

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How Leon compares in Texas

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