Bolthole Index

Gaston County, North Carolina

Zoning, building permits and septic rules in the Town of Ranlo, North Carolina

The Town of Ranlo, North Carolina has its own zoning and requires a written building permit for most construction, repair or demolition12. Ranlo's Planning and Zoning Department takes building and zoning permit applications3, and Gaston County's building office lists Ranlo among the towns it inspects and permits for4. Septic permits come from Gaston County Environmental Health wherever sewage cannot connect to town sewer5.

At a glance

Building permit
Written permit required for construction, alteration, repair or demolition; no permit for non-structural work costing $100 or less2
Zoning
Ranlo zones its own land, including R-15, R-12 and R-10 single-family districts1
Septic
Gaston County Board of Health approval where town sewer is not available5
RV living
A trailer is allowed in the R-15, R-12 and R-10 zones only as a temporary construction use with no living quarters6
Manufactured homes
Single-wide and double-wide trailers excluded as single-family dwellings in the R-15, R-12 and R-10 zones7
Minimum lot (R-15)
15,000 square feet, 100 feet wide8
Wells
Permit from the local health department9

Who to call

Zoning

Town of Ranlo Planning and Zoning Department

Zoning permits, building permit applications and the town's development ordinance inside Ranlo

704-824-3461

1624 Spencer Mountain Rd, Gastonia, NC 28054

Building permits

Gaston County Building & Development Services

Building inspections and permitting for Ranlo and the other municipalities the county serves

704-866-3155

128 W Main Avenue, Gastonia, NC 28053

Septic permits

Gaston County Environmental Health — On-Site Wastewater and Wells

Septic permits, Operation Permits and private-well permits, including for addresses inside Ranlo

704-853-5000

991 W Hudson Blvd, Gastonia, NC 28052

Contact details are copied from each office’s official page and were checked against it on October 24, 2026.

Off-grid gear

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

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Does Ranlo, NC have zoning, and what does it mean for RVs, tiny homes, lot size and setbacks?

Yes. The Town of Ranlo, in Gaston County, North Carolina, zones land inside its own limits, and the zoning map decides which district a parcel falls in110. Gaston County's zoning office does not take over inside the town; the town's Planning and Zoning Department is the place to ask3.

In the R-15, R-12 and R-10 single-family districts, a trailer is allowed only as a temporary use tied to authorized construction, with no living quarters, and the permit normally runs no longer than 6 months at one location unless the Planning and Zoning Commission orders otherwise6. Those same districts exclude single-wide and double-wide trailers as single-family dwellings7.

In the R-15 district, the minimum lot is 15,000 square feet and 100 feet wide8. Required yards are 45 feet in front, 12 feet on each side and a rear yard of 25% of lot depth11. Dwellings top out at 2-1/2 stories and 35 feet12. We could not confirm tiny-home rules or accessory dwelling rules in Ranlo, so ask the Planning and Zoning Department before you plan either.

Do you need a building permit in Ranlo, and who issues it?

Yes, for most work. Ranlo's town code bars anyone from starting construction, reconstruction, alteration, repair, removal or demolition of a building or structure without a written permit2. The one stated exception is work costing $100 or less that leaves structural parts, stairways, elevators, fire escapes and other exits untouched2.

The town's Planning and Zoning Department says building permits, zoning permits and related applications are processed through it3. Gaston County Building & Development Services lists Ranlo among the municipalities it provides building inspections and permitting for4. In practice, start with Town Hall for the application and the zoning check, and confirm with the county building office who performs the inspections for your project. The county's rules for unincorporated land, such as its project-cost thresholds, are not Ranlo's rules; see the Gaston County page for land outside town limits.

We could not confirm Ranlo's permit fee schedule or whether the town exempts owner-builders, so ask for both when you call.

How do septic permits work inside Ranlo?

Septic permits for Ranlo addresses come from Gaston County, not the town. Ranlo's code requires County Board of Health approval of a septic tank wherever the sewage system cannot connect to town sewer513. A lot that can tie into town sewer does not need that approval, so ask the town whether sewer reaches the parcel before you pay for a soil evaluation.

Where a septic system is needed, Gaston County Environmental Health issues an Improvement Permit and an Authorization to Construct, then an Operation Permit after a certified septic contractor installs the system and the county's Environmental Health Specialist approves it1415. The county lists the Improvement Permit at $300 and the Authorization to Construct at $350, each valid for 5 years14. The Operation Permit must be issued before the certificate of occupancy16.

Private wells are permitted by the local health department under state rules9, and Gaston County Environmental Health lists a $450 well installation permit17. We could not confirm any town-level well rule inside Ranlo.

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

Not in an RV while you build, in the single-family districts we could read. Ranlo's R-15, R-12 and R-10 zones permit a trailer only for authorized construction and only if no living quarters are provided6. A statewide guidance document adds that a recreational park trailer cannot be accepted as a permanent dwelling in North Carolina unless it is dual labeled as a modular or HUD manufactured home18.

Tiny homes are possible as permanent houses in North Carolina when the local building official permits them, they meet local zoning and setbacks, and each habitable room (except kitchens) has at least 70 square feet19. Ranlo's own code, as we read it, does not define tiny homes, so whether one fits your district is a question for the Planning and Zoning Department3.

Building a home in Ranlo: the steps, in order

  1. Call the Planning and Zoning Department at Town Hall to confirm your parcel's zoning district and the dimensional rules that apply3.
  2. Ask whether town sewer reaches the lot. If it does not, apply to Gaston County Environmental Health for septic permits and, if you need a well, a well permit517.
  3. Apply for the building permit on the Inspection Department's forms; the owner or an authorized agent must apply, and the application names the contractor and includes state-license evidence when the work requires it20.
  4. Notify the inspectors at each construction stage; the Inspection Department inspects permitted work as often as needed21.
  5. Get the septic Operation Permit if you have a septic system16.
  6. Obtain the certificate of occupancy before anyone moves in; a final inspection comes first, and a temporary certificate can cover a safely usable part of the building22.

What stays with Gaston County, and what to check before you buy in Ranlo

Septic permits, well permits and the Operation Permit stay with Gaston County Environmental Health23. The county's page covers rules for land outside town limits, including unincorporated zoning and permit thresholds; those do not apply inside Ranlo, so use the Gaston County guide only for parcels outside the town.

Before you buy, confirm three things: the parcel's zoning district, whether town sewer is available, and whether any part of the lot lies in a flood hazard area, since we could not confirm Ranlo's own floodplain permit rules. Gaston County's effective property tax rate is 0.8%24, with a median tax bill of $1,872 a year25. The nearest city of 100,000 or more is about 20 miles from the county center26.

Watch-outs

  • Ranlo's town code on file may not match its current development ordinance, since the town says its commissioners adopted a revised development ordinance in 2022; confirm district rules with the Planning and Zoning Department before relying on any figure above3.
  • Do not treat Gaston County's building rules for unincorporated land as Ranlo's rules; inside town limits the town's own code controls zoning1.
  • Occupying a new building before the certificate of occupancy is issued violates Ranlo's code, so schedule the final inspection first22.
  • We could not confirm Ranlo's permit fees, owner-builder exemption, floodplain permit rules or short-term rental rules; ask the Planning and Zoning Department3.

Sources

  1. § 154.027 R-15, R-12, R-10 Zones, Single-Family Residential (Town of Ranlo), quoted and re-checked
  2. § 151.042 Permits Required (Town of Ranlo), quoted and re-checked
  3. Town of Ranlo Planning and Zoning Department (townofranlo.org)
  4. Gaston County Building & Development Services (gastongov.com)
  5. § 151.042 Permits Required (Town of Ranlo), quoted and re-checked
  6. § 154.027 R-15, R-12, R-10 Zones, Single-Family Residential (Town of Ranlo), quoted and re-checked
  7. § 154.027 R-15, R-12, R-10 Zones, Single-Family Residential (Town of Ranlo), quoted and re-checked
  8. § 154.155 Zoning Chart #1, Yard and Height Requirements for Zoning Districts (Town of Ranlo), quoted and re-checked
  9. Rules Governing the Permitting and Inspection of Private Drinking Water Wells, 15A NCAC 02C .0300 (North Carolina statewide rule), quoted and re-checked
  10. Chapter 154: Zoning (Town of Ranlo), quoted and re-checked
  11. § 154.155 Zoning Chart #1, Yard and Height Requirements for Zoning Districts (Town of Ranlo), quoted and re-checked
  12. § 154.155 Zoning Chart #1, Yard and Height Requirements for Zoning Districts (Town of Ranlo), quoted and re-checked
  13. § 151.042 Permits Required (Town of Ranlo), quoted and re-checked
  14. On-Site Wastewater and Wells, quoted and re-checked
  15. On-Site Wastewater and Wells, quoted and re-checked
  16. On-Site Wastewater and Wells, quoted and re-checked
  17. On-Site Wastewater and Wells, quoted and re-checked
  18. RV Park Design Guidance (North Carolina statewide rule), quoted and re-checked
  19. Guidelines for Tiny Homes in North Carolina (North Carolina statewide rule), quoted and re-checked
  20. § 151.042 Permits Required (Town of Ranlo), quoted and re-checked
  21. § 151.025 Inspection Procedure (Town of Ranlo), quoted and re-checked
  22. § 151.025 Inspection Procedure (Town of Ranlo), quoted and re-checked
  23. Gaston County Environmental Health — On-Site Wastewater and Wells (gastongov.com)
  24. Effective property tax rate: Bolthole Index county data
  25. Median property tax bill: Bolthole Index county data
  26. Straight-line distance from the county center to the nearest city of 100,000+ people: Bolthole Index county data

Written October 24, 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.

Answers from the rulebook for Town of Ranlo

Town of Ranlo’s own rules

  • Building permitRequired

    Construction, reconstruction, alteration, repair, removal, or demolition of a building or structure inside Ranlo town limits.

    • No building permit is required for work costing no more than $100 if it does not change structural parts, stairways, elevators, fire escapes, or other means of egress.
    • For demolition or removal, a sufficient bond may be required at permit application.
    • Where sewage cannot connect to town sewer, County Board of Health septic-tank approval is required.

    work-cost exception threshold: <= 100 USD (No structural, stairway, elevator, fire-escape, or other means-of-egress change.)

    “No person shall commence or proceed with the construction, reconstruction, alteration, repair, removal, or demolition of any building or other structure, or any part thereof, without a written permit therefor from the Building Inspector; provided, however, that no building permit shall be required for work, the total cost of which does not exceed $100, and which does not involve any change of the structural parts or the stairways, elevators, fire escapes, or other means of egress of the building or the structure in question.”
  • InspectionsRequired

    Buildings, structures, and work inside Ranlo town limits for which any permit has issued.

    • Permit holders or agents must notify the Inspection Department at specified construction stages.
    • Final inspection occurs when the building is ready for occupancy but before occupancy.
    • Concealed work must be uncovered if requested by the inspector.
    “The Inspection Department shall inspect all buildings and structures and work therein for which a permit of any kind has been issued as often as necessary in order to determine whether the work complies with this chapter and the appropriate codes.”
  • Certificate of occupancyRequired

    New buildings, additions, enlargements, altered or moved buildings, and changes of occupancy inside Ranlo town limits.

    • A temporary certificate may issue for a safely occupiable portion before final completion of the whole building.
    • The Inspection Department issues the certificate after examination and inspection find conformity with the chapter, regulatory codes, and zoning ordinance.
    “No new building or part thereof shall be occupied, and no addition or enlargement of any existing building shall be occupied, and no existing building after being altered or moved shall be occupied, and no change of occupancy shall be made in any existing building or part thereof, until the Inspection Department has issued a certificate of occupancy therefor.”
  • Local zoningPresent (with conditions)

    Land inside Ranlo town limits, subject to the applicable mapped zoning district.

    • The cited provision applies within the R-15, R-12, and R-10 zones shown on the town zoning map.
    “Within the R-15, R-12, and R-10 Zones, as shown on the zoning map of the town, incorporated by reference in § 154.026, the following regulations shall apply.”
  • Zoning districtsPublished (with conditions)

    Zoning districts inside Ranlo town limits.

    • The complete applicable district depends on the town zoning map and parcel location.
    “154.027 R-15, R-12, R-10 Zones, Single-Family Residential”
  • Permit processPublished (with conditions)

    Permits required by Ranlo Chapter 151.

    • Written applications must be on Inspection Department forms.
    • The owner or authorized agent/representative must apply.
    • The application must identify the owner, authorized agent if any, and contractor if any; it must include state-license evidence when required for the work.
    “Written application shall be made for all permits required by this chapter and shall be made on forms provided by the Inspection Department. The application shall be made by the owner of the building or structure affected or by his or her authorized agent or representative, and, in addition to other information as may be required by the appropriate inspector to enable him or her to determine whether the permit applied for should be issued, shall show the following:”

Rules another office applies inside Town of Ranlo

Town of Ranlo does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.

  • Minimum lot sizeSpecified

    Lots in Ranlo's R-15 zoning district.

    • The chart also specifies a 100-foot minimum lot width.

    minimum lot area: 15000 square feet · minimum lot width: 100 feet

    “R-15 | 15,000 | 15,000 | 100 | 45 | 25% of lot depth | 12 | 30% of lot width | Dwellings 2-1/2 stories and 35 feet; other buildings shall increase over the required minimum for every five feet or fraction thereof, additional height over 35 feet.”
  • SetbacksSpecified

    Structures in Ranlo's R-15 zoning district.

    • Rear-yard depth is expressed as 25% of lot depth.
    • The chart includes a combined side-yard-width requirement of 30% of lot width.

    minimum front yard depth: 45 feet · minimum rear yard depth: 25 percent of lot depth · minimum individual side yard depth: 12 feet · minimum combined side-yard width: 30 percent of lot width

    “R-15 | 15,000 | 15,000 | 100 | 45 | 25% of lot depth | 12 | 30% of lot width | Dwellings 2-1/2 stories and 35 feet; other buildings shall increase over the required minimum for every five feet or fraction thereof, additional height over 35 feet.”
  • Building heightSpecified

    Buildings in Ranlo's R-15 zoning district.

    • The chart permits dwellings up to 2-1/2 stories and 35 feet.
    • Other buildings above 35 feet must increase over the required minimum for every five feet or fraction of additional height.

    maximum dwelling height: <= 35 feet (Dwellings also limited to 2-1/2 stories.)

    “R-15 | 15,000 | 15,000 | 100 | 45 | 25% of lot depth | 12 | 30% of lot width | Dwellings 2-1/2 stories and 35 feet; other buildings shall increase over the required minimum for every five feet or fraction thereof, additional height over 35 feet.”
  • Living in an RVLimited

    Trailers used as temporary construction uses in Ranlo's R-15, R-12, and R-10 zones.

    • A temporary building or trailer is permitted only in conjunction with authorized construction.
    • No living quarters may be provided.
    • Construction must commence before or simultaneously with the temporary use.
    • A permit is required, normally for no more than six months at one location without a Planning and Zoning Commission order.

    temporary-use permit period: <= 6 months (Unless the Planning and Zoning Commission orders a longer period at the location.)

    “A temporary use, including a building or trailer, in conjunction with any authorized construction; provided no living quarters are provided in such building or trailer; the construction shall commence prior to or simultaneously with the temporary use; and a permit for the use must be secured from the Inspections Superintendent who may not issue a permit for a longer period than six months at any one location without an order from the Planning and Zoning Commission; and”
  • Manufactured homesLimited

    Single-family residential use in Ranlo's R-15, R-12, and R-10 zones.

    • The provision expressly excludes single-wide and double-wide trailers from the permitted single-family dwelling use in these zones.
    “Single-family dwellings (exceptions: no single-wide or double-wide trailers);”
  • Who permits septicCounty (with conditions)

    On-site septic tanks inside Ranlo town limits where sewage cannot connect to the town sewer.

    • The approval condition applies only where the sewage system cannot be connected to town sewer.
    “County Board of Health approval of a septic tank is required where the sewage system cannot be connected to the town sewer.”
  • Septic permitRequired

    Septic tanks inside Ranlo town limits where sewage cannot connect to town sewer.

    • County Board of Health approval is required only where the sewage system cannot be connected to town sewer.
    “County Board of Health approval of a septic tank is required where the sewage system cannot be connected to the town sewer.”
  • Off-grid sanitationLimited

    Septic-tank sanitation inside Ranlo town limits where sewage cannot connect to town sewer.

    • County Board of Health approval is required where the sewage system cannot connect to town sewer.
    “County Board of Health approval of a septic tank is required where the sewage system cannot be connected to the town sewer.”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission; ask Town of Ranlo or Gaston County directly.

  • Owner-builder exemption — Owner-builder construction inside Ranlo town limits.
  • Building code adopted — Buildings inside Ranlo town limits.
  • Minimum dwelling size — New single-family dwellings in Ranlo's R-15, R-12, and R-10 zones.
  • Lot coverage — Lots inside Ranlo town limits.
  • Tiny homes — Tiny-home occupancy inside Ranlo town limits.
9 more unanswered
  • Accessory dwellings
  • Septic inspection
  • Well permit
  • Agricultural exemption
  • Subdividing land
  • Driveway access
  • Building in a floodplain
  • Short-term rentals
  • Permit fees

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.

Unanswered questions are usually a sign that Town of Ranlo publishes no rule on the point, not that none exists. Gaston County’s page lists the county offices to call.

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