Bolthole Index

Crawford County, Missouri

Building permits, zoning and land rules in Crawford County, Missouri

78Index Score / 100
#13 of 115 in Missouri

Unincorporated Crawford County, Missouri has no building-codes program that requires a permit for ordinary construction1. A floodplain development permit may still be required for work in a mapped floodplain1. Septic permitting goes through the Crawford County Health Department under the county's own ordinance, while countywide zoning for unincorporated land remains unconfirmed23.

At a glance

Building permit
Not required for ordinary construction in unincorporated Crawford County4
Zoning
No countywide zoning ordinance confirmed for unincorporated land3
Septic permitting authority
Crawford County Health Department (county Onsite Wastewater Ordinance)2
Floodplain permit
Required in the mapped floodplain, administered by MRPC1
Well permit
Landowners may install their own well or pump without a permit5
Owner-builder exemption
Not defined at the county level; no county building-permit program exists6
Typical home value
$229,1707
Bolthole Index score
77.66/1008

Who to call

Also useful

Crawford County Commission

General county administration, approval of floodplain development permits, and oversight of the county's road districts

(573) 775-2376

Crawford County Courthouse, 302 W. Main St., #AS, Steelville, MO 65565

Floodplain permits

Meramec Regional Planning Commission (Crawford County's floodplain administrator)

Administers Crawford County's floodplain management program: floodplain permit applications, construction specifications for building in the floodplain, and elevation certificates

573-265-2993

4 Industrial Drive, St. James, MO 65559

Septic permits

Crawford County Health Department

Onsite wastewater (septic) construction permits for Crawford County under the county's own Onsite Wastewater Ordinance

(573) 775-2555

202 W. Main St., Steelville, MO 65565

Contact details are copied from each office’s official page and were checked against it on September 29, 2026.

Do you need a building permit in Crawford County, Missouri?

Crawford County does not have a building-codes program that requires a permit for ordinary construction in unincorporated areas41. That is consistent with Missouri law generally: only counties of the first and second classification can adopt a building-permit program under RSMo 64.170, and a county that had not adopted one before August 28, 2001 needs voter approval to start9. The absence of a building permit does not cover everything, though: a floodplain development permit can still be required for construction, renovation or improvement to a structure in a mapped floodplain, including rehab work on a home that has already flooded1.

Who handles county administration and floodplain permits in Crawford County, and how do you reach them?

Crawford County has no planning, zoning or building department; the closest thing to a general land-use contact is the Crawford County Commission at the Crawford County Courthouse, 302 W. Main St., #AS, Steelville, MO 65565, phone (573) 775-237610. The Commission is made up of a Presiding Commissioner elected countywide and two Associate Commissioners elected by district, and it represents the county on regional bodies including the Meramec Regional Planning Commission10. MRPC itself, at 4 Industrial Drive, St. James, MO 65559, phone 573-265-2993, administers Crawford County's floodplain management program and is the office to contact about a floodplain development permit11. A floodplain permit application goes to MRPC's administrator first and then to the County Commission for final approval before construction can begin11.

Does Crawford County have zoning?

No official source confirms that Crawford County has adopted countywide zoning for unincorporated land, and the county's own website lists no planning or zoning department among its offices, which is the basis for treating unincorporated Crawford County as unzoned in this guide3. Missouri law lets a county of the first, second, third or fourth class adopt zoning under RSMo 64.845 to 64.880, but only after the question goes to county voters and a majority approves it, so zoning authority existing in the statute is not proof that Crawford County actually holds it12. No minimum lot size, setback, lot-coverage or building-height rule for unincorporated Crawford County was found in official sources either, so treat those as unconfirmed rather than assuming none exist, and check directly with the County Commission before you design around a specific number10.

How do septic permits work in Crawford County?

The Crawford County Health Department is the local septic authority, and Crawford County operates under its own Onsite Wastewater Ordinance2. A construction permit is required before installing or repairing most onsite wastewater treatment systems, although some single-family residential lots may qualify for an exemption13. Missouri generally requires a permit for residential property smaller than three acres, but the state's exemption does not apply in every county; confirm any exemption with the Health Department before work begins13. Application fees for onsite sewage disposal system construction, modification and repair have been temporarily suspended since August 28, 2026, pending new standards13.

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

No official source reviewed for this guide addresses RV, tiny-home or manufactured-home occupancy on private land in unincorporated Crawford County, so there is no confirmed rule to point to either way3. With no countywide zoning ordinance confirmed for unincorporated land, there is also no zoning district to check for an occupancy answer, but that gap in published rules is not the same as permission, so call the County Commission before you buy land planning to live long-term in an RV, tiny home or manufactured home10.

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

  1. Ask MRPC whether the parcel is in a mapped floodplain; if it is, obtain a floodplain development permit before building and provide the required elevation certificate after approval1.
  2. For ordinary construction on unincorporated land, Crawford County has no building-codes program requiring a permit1.
  3. Arrange water: a landowner may install the landowner's own well or pump without a permit, while a contractor needs the applicable well-installation or pump-installation permit5.
  4. Contact the Crawford County Health Department and obtain a septic construction permit or confirmation of an exemption before installing or repairing the system213.
  5. Submit an online request and obtain a MoDOT permit before constructing or modifying a driveway within MoDOT right-of-way; we could not confirm a permit rule for a driveway on a county-maintained road14.
  6. A qualifying farm building or farm structure used for agriculture in unincorporated Crawford County is exempt from the covered county regulations only when it is outside the mapped flood-hazard area15.

What to check before you buy land in Crawford County

Crawford County is 75.2% wooded, and 63.3% of its land has a slope of 15% or less, so parcel-level clearing and grading deserve a close look1617. Only about 4% of county soils lack severe limitations for a conventional septic drain field, making an early site evaluation especially important18. Annual precipitation averages 44.8 inches, and severe drought occurs in about 6.1% of years1920. Federal land covers about 10.6% of the county, population density is 30.6 people per square mile, and the nearest city of 100,000 or more is about 74 miles from the county's center212223. Farmland averages about $2,882 per acre, the typical home value is $229,170, and the effective property-tax rate is 0.6%, with a median annual bill of about $1,0112472526. Typical annual home insurance is about $1,98627. Before closing, ask MRPC about floodplain status and the Health Department about septic feasibility112.

Watch-outs

  • Whether Crawford County has adopted countywide zoning for unincorporated land was not confirmed by any official source; the 'no zoning' finding here rests on the county's own office listing showing no planning or zoning department, not on a located ordinance3.
  • Minimum lot size, setbacks, lot coverage and building height for unincorporated Crawford County were not found in any official source; ask the County Commission before assuming none exist10.
  • No official source addresses RV, tiny-home or manufactured-home occupancy on private land in Crawford County; get that in writing from the County Commission before you buy land planning to live in one10.

Sources

  1. Crawford County – Thinking about a construction or renovation project in Crawford County? You may need a floodplain development permit, quoted and re-checked
  2. OWTS Construction Permit Process, quoted and re-checked
  3. Crawford County, Missouri - official county website (2026 county census)
  4. Crawford County, Missouri - official county website (2026 county census)
  5. Water Wells - PUB2945, quoted and re-checked
  6. (2026 county census)
  7. Typical home value (Zillow): Bolthole Index county data
  8. Bolthole Index score (off-grid/homestead land score): Bolthole Index county data
  9. RSMo § 64.170 — County commissions control construction and issue building permits (Missouri statewide rule), quoted and re-checked
  10. Crawford County Commission (crawfordcountymo.net)
  11. Meramec Regional Planning Commission (Crawford County's floodplain administrator) (meramecregion.org)
  12. RSMo § 64.090 — Planning and zoning powers of county commission (Missouri statewide rule), quoted and re-checked
  13. OWTS Construction Permit Process, quoted and re-checked
  14. Permits | Missouri Department of Transportation, quoted and re-checked
  15. Missouri Revised Statutes Section 64.890, quoted and re-checked
  16. Wooded share of land: Bolthole Index county data
  17. Share of land at 15% slope or less: Bolthole Index county data
  18. Share of soils without severe limits for a conventional septic drain field (USDA SSURGO): Bolthole Index county data
  19. Annual precipitation: Bolthole Index county data
  20. Share of years in severe drought: Bolthole Index county data
  21. Federal land share: Bolthole Index county data
  22. Population density: Bolthole Index county data
  23. Distance to the nearest metro area: Bolthole Index county data
  24. Farmland value per acre (USDA census): Bolthole Index county data
  25. Effective property tax rate: Bolthole Index county data
  26. Median property tax bill: Bolthole Index county data
  27. Typical home insurance premium: Bolthole Index county data

Written September 29, 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

Crawford County in Missouri

78
County map
Crawford County highlighted among the Missouri counties · colored by Index score

How Crawford County scores

Seclusion85100% ev.
Self-Sufficiency58100% ev.
Admin Boringness8790% ev.
Durability49100% ev.
Property Autonomy47100% ev.
Carry Cost82100% 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 →

$229kTypical home
0.6%Property tax
$2,882Land / acre
44.8"Annual rain
6.1% of yrsSevere drought
13.2 / yr (+11.1)Mid-century 100°F days
16.7 daysMid-century dry spell
1.98" (+6.4%)Mid-century 1-day rain
1.84×Wildfire change factor
100%Forward climate coverage
$1,986Home insurance / yr
2.7% / yrInsurance growth
1.28%Nonrenewal rate
county median (2+ published ZIPs)Insurance basis
2,565People within 30 min
1,260,349People within 2 hr
26,586Radius comparison (15 mi)
30.6People / sq mi
10.6%Federal land
63.3%Land at 15% slope or less
4%Septic soil without severe limits
18,785 acWorkable land screen
75.2%Wooded land
39.2 tonsBiomass / forest ac
55°FAvg temp

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Answers from the rulebook for Crawford County

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

Crawford County rules

  • Building code adoptedNot adopted (with conditions)

    Building-code adoption and building-permit requirements for construction, renovations, or improvements in unincorporated Crawford County.

    • Crawford County does not have a building-codes program that requires a permit.
    • A floodplain development permit may still be required for construction, renovations, or improvements to a structure located in a floodplain, including rehabilitation work on homes that have been flooded.
    • When a floodplain permit is needed, the property owner must fill out an application and follow the administrator's detailed construction specifications.
    • The floodplain permit application is sent to the county commission for approval; construction can begin once approved.
    • The administrator requires an elevation certificate after approval.
    • The source gives a specific floodplain example that basements may have to be foregone because no basements are allowed in a floodplain.
    • The source states that MRPC administers Crawford County's floodplain management program.
    “CRAWFORD COUNTY—Crawford County does not have a building codes program that requires a permit. However, you may need a floodplain development permit if you are planning construction, renovations or improvements to a structure located in a floodplain within Crawford County. This includes rehab work to homes that have been flooded.”
  • Who permits septicCounty

    Onsite wastewater permitting in Crawford County, Missouri, subject to incorporated-municipality treatment.

    • Crawford County Health Department is listed as the local authority with Authority Type: Ordinance.
    • The county has its own Onsite Wastewater Ordinance and may impose requirements beyond state minimum construction standards.
    • If work is in an incorporated Missouri city, the local permitting authority may defer the permit process to DHSS.
    “Crawford County Health Department Authority Type: Ordinance”
  • Septic permitRequired

    Installing or repairing most onsite wastewater treatment systems in Crawford County, including systems subject to the county ordinance.

    • Work should not begin until a permit has been issued or an exemption has been confirmed by the appropriate permitting authority.
    • Some single-family residential lots may be exempt from permitting.
    • A construction permit is required for residential property less than three acres under the general state rule, but the state says this exemption does not apply in some counties; Crawford County has its own onsite wastewater ordinance.
    • A permit is required for all other onsite systems serving non-residential structures regardless of property size.
    • Lagoons serving anything other than a single-family residence, systems discharging to surface waters, systems with flows greater than 3,000 gallons per day dispersed through soil treatment, and industrial wastewater systems fall under DNR jurisdiction rather than DHSS.
    • Effective August 28, 2026, application fees for onsite sewage disposal system construction, modifications, and repairs are temporarily suspended pending new standards.

    state residential exemption threshold: < 3 acres (The exemption does not apply in some counties.) · DHSS domestic wastewater flow coverage: <= 3000 gallons per day (Other categories may be regulated by DNR.)

    “A construction permit is required before installing or repairing most onsite wastewater treatment systems (OWTS).”
  • Building permitNot required

    Crawford County's official site lists no building, code-enforcement or planning department; as a non-charter rural Missouri county it has no countywide building-permit authority in unincorporated areas (city permits apply only inside municipalities). Corroborated by the state County Building Codes dataset (data.mo.gov iq7s-izvt, 2021): no county residential building code adopted.

    Crawford County, Missouri - official county website ↗Scouted from the county site, not yet independently re-checked

  • County-wide zoningAbsent

    The county has no planning & zoning department among its listed offices and no countywide zoning ordinance for unincorporated areas; land use is governed only by state construction/septic standards.

    Crawford County, Missouri - official county website ↗Scouted from the county site, not yet independently re-checked

Missouri rules that apply here

  • Septic inspectionLimited

    Inspection or evaluation of existing onsite wastewater systems in connection with Missouri real-estate transfers.

    • Local public health agencies generally no longer inspect existing systems for real-estate transfers.
    • A private licensed inspector may perform an inspection or evaluation.
    • A lender, buyer, or other transaction participant may require an assessment.
    • Some local standards may be more stringent than state regulations.
    • Inspections and evaluations are distinct; an inspection includes a hydraulic test, while an evaluation does not.
    “For the most part, local public health agencies no longer inspect existing systems related to real estate transfer. The help of a licensed inspector can be obtained to check the condition of the system.”
  • Off-grid sanitationLimited

    Off-grid domestic wastewater treatment using onsite wastewater treatment systems where central sewer service is unavailable.

    • Onsite systems treat and dispose of domestic sewage on the property where generated.
    • A construction permit is generally required, including for residential property less than three acres, subject to county-specific exceptions.
    • Wastewater may not be discharged into a road ditch or onto the ground.
    • Local permitting authorities may impose additional requirements.

    residential lot threshold: < 3 acres (The exemption does not apply in some counties.)

    “Onsite wastewater treatment systems are sometimes referred to as "septic systems." These systems treat and dispose of domestic sewage on the property where it is generated.”
  • Well permitLimited

    Water-well construction or repair in Crawford County, Missouri.

    • A non-restricted water-well installation permit is required to construct or repair a water well.
    • A non-restricted pump-installation permit is required to install or replace a pump and for plumbing/electrical lines from the well to the structure.
    • Landowners may install their own well or pump without a permit under the cited law and rules.
    • Construction requirements vary by well category and location.
    “A non-restricted water well installation permit is required [...] Landowners may install their own well or pump without a permit”
  • Agricultural exemptionAvailable (with conditions)

    Erection, maintenance, repair, alteration, or extension of farm buildings or farm structures as against county fire-protection or fire-prevention ordinances.

    • The exemption applies to fire protection or fire prevention ordinances adopted by counties in Missouri.
    • The statutory text addresses farm buildings and farm structures; it does not establish a general exemption from every zoning, building-code, floodplain, septic, or other land-use requirement.
    • Effective August 28, 2025.

    effective date: 2025-08-28

    “Notwithstanding any provision of law to the contrary, no fire protection or fire prevention ordinance adopted by any county in this state shall be exercised so as to impose regulations or to require permits with respect to the erection, maintenance, repair, alteration, or extension of farm buildings or farm structures.”
    One more reviewed finding on this topic
    • Available (with conditions) — Erection, maintenance, repair, alteration, or extension of farm buildings or farm structures used for agricultural purposes in unincorporated Missouri areas outside the area shown on the flood hazard area map, including unincorporated Crawford County.
      “This section shall not apply to the erection, maintenance, repair, alteration or extension of farm buildings or farm structures used for such purposes”
  • Driveway accessRequired

    Construction or modification of driveways within MoDOT right-of-way statewide.

    • A permit is required for construction of driveways and modifications to existing driveways on MoDOT right-of-way.
    • An initial online request must be submitted for each planned listed activity.
    • Engineered plans, traffic studies, hydraulic analysis, traffic-control plans, surety deposits, or performance bonds may be required depending on the work.
    • The rule does not establish a permit requirement for driveways outside MoDOT right-of-way.
    “We require you to obtain a permit to work on MoDOT's Right of Way for: Construction of driveways”
    One more reviewed finding on this topic
    • Required — Construction of driveways and modifications to existing driveways within MoDOT right-of-way, including Crawford County locations.
      “We require you to obtain a permit to work on MoDOT's Right of Way for: Construction of driveways; Modifications to existing driveways (e.g. proposed changes in width, grade, location, surface type, etc.)”
  • Building in a floodplainLimited

    Projects including mining, dredging, building construction, and other dirt-moving activities in designated flood hazard areas within participating Missouri jurisdictions.

    • The source describes local county or city flood damage reduction ordinances rather than one uniform statewide ordinance.
    • The project must be within a participating jurisdiction.
    • The project must be within a designated flood hazard area.
    • The cited rule does not apply if either condition is absent.
    • Covered projects must not raise flood heights.
    “Some jurisdictions (for example, county, city) require any projects in certain floodplains do not raise flood heights.”
  • Permit feesPublished (with conditions)

    Missouri Department of Natural Resources air construction permits statewide.

    • Fees apply to air construction permits, not to every Missouri building or land-use permit.
    • Construction permit fees include a filing fee and an hourly processing fee.
    • The filing fee depends on the type of construction permit.
    • The listed fees are effective January 1, 2026.
    • Fees applicable until December 31, 2025 are available on the Air Construction Permit Fees white sheet.
    • A convenience fee is charged for electronic payment.

    portable source relocation filing fee: 300 USD · minor permit filing fee: 300 USD · minor permit processing fee: per 100 USD (hour) · general permit filing fee: 700 USD · new source review filing fee: 6000 USD (plus $100 per hour processing fee) · prevention of significant deterioration filing fee: 6000 USD (plus $100 per hour processing fee) · hazardous air pollutant filing fee: 6000 USD (plus $100 per hour processing fee) · temporary or pilot filing fee: 250 USD (plus $100 per hour processing fee)

    “Construction permit fees include a filing fee and an hourly processing fee. The filing fee is dependent on the type of construction permit.”
  • Permit processPublished (with conditions)

    Permit applications for work on Missouri Department of Transportation right-of-way statewide.

    • The process applies to MoDOT right-of-way work.
    • Applicants may apply online, contact the area Traffic Specialist, or submit a hard-copy application by mail.
    • Additional documentation may be required depending on the work, including site plans, performance bond, certificate of liability, traffic studies, or a meeting with MoDOT personnel.
    • After issuance, Missouri One Call, a Notice of Intent, permit and approved-plan retention, and Traffic Specialist contact requirements apply.
    • Lane closures require a request at least two working days in advance and authorization before closing lanes.
    • The Traffic Specialist must be contacted at least 48 hours before beginning work and for necessary inspections.

    lane-closure advance request: >= 2 working days (authorization from MoDOT is also required) · Traffic Specialist pre-work contact: >= 48 hours (before beginning work)

    “Contact the Traffic Specialist a minimum of 48 hours prior to beginning work and for all necessary inspections.”
  • county zoning authorityGeneral

    Missouri counties adopting zoning regulations for unincorporated territory.

    • First-class charter counties are empowered under RSMo § 64.090; that section excludes first-class counties without a charter form of government.
    • A first-class noncharter county or a county of the second, third, or fourth class may establish county zoning under RSMo §§ 64.845 to 64.880 only after the zoning question is submitted to county voters and a majority of votes cast favors county zoning.
    • The authority applies to unincorporated portions or territory and does not apply to incorporated portions under § 64.090.
    • Section 64.090 excludes specified agricultural activities and certain farm structures, underground mining, and protects existing lawful uses subject to gradual elimination of nonconforming uses.
    “If a majority of the votes cast is in favor of county zoning, the county commission shall proceed with a program of county zoning”
  • county building authorityLimited

    County regulation of construction and issuance of building permits for buildings, including residential construction, in Missouri counties, with the practical focus on county-controlled areas outside incorporated territory.

    • RSMo § 64.170 grants the authority to counties of the first and second classification only.
    • The authority is subject to subsections 2 and 3.
    • A county that had not adopted a building code before August 28, 2001, under §§ 64.170 to 64.200, lacks authority to adopt one under those sections unless voters approve it.
    • The building-code authority vote is limited to voters in the affected area; a code affecting a county may not be voted on by citizens of incorporated territory.
    • The statute authorizes building regulations, building permits, inspections, licensing rules, and permit, license, and inspection fees.
    “the county commission in all counties of the first and second classification [...] is for this purpose empowered [...] to adopt [...] regulations to control the construction”

Still unanswered

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

  • Owner-builder exemption — Owner-builder exemptions from residential building-permit, inspection, or related construction requirements in Crawford County.
  • Inspections — Building inspections for residential construction in Crawford County, including unincorporated areas and incorporated municipalities where local rules may differ.
  • Certificate of occupancy — Certificates of occupancy for buildings in Crawford County, including unincorporated areas and incorporated municipalities where local rules may differ.
  • Local zoning — Aggregate local zoning across Crawford County municipalities and unincorporated areas; the county site identifies multiple cities but does not state their zoning status.
  • Zoning districts — Countywide publication of zoning districts in Crawford County.
13 more unanswered
  • Minimum dwelling size
  • Minimum lot size
  • Setbacks
  • Lot coverage
  • Building height
  • Living in an RV
  • Camping on your land
  • Tiny homes
  • Manufactured homes
  • Accessory dwellings
  • Mandatory utility hookup
  • Subdividing land
  • Short-term rentals

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 Crawford County, Missouri

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

Crawford County scores 78/100 on the Bolthole Index, a strong county profile. Its strengths: low administrative friction for a quiet rural property and sparse surroundings — about 2,565 people within a 30-minute drive.

Do you need a building permit in Crawford County, Missouri?

Crawford County does not require a county building permit for a home in unincorporated areas, and it has no county-wide zoning. Onsite septic is permitted by Crawford County Health Department (county Onsite Wastewater Ordinance). 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.

How much does land cost in Crawford County, Missouri?

Land in Crawford County runs about $2,882 per acre, based on the latest county data.

What is the water situation in Crawford County?

Crawford County gets about 44.8" of rain a year, with severe drought in roughly 6.1% of years.

How remote is Crawford County?

A representative private-land location has about 2,565 people within a 30-minute drive and 1,260,349 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 Crawford County means bringing your own water and power. The kit we’d start with:

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How Crawford compares in Missouri

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