Unincorporated Burleson County, Texas does not require a general building permit or county building inspection, but development in a mapped floodplain needs county approval before construction12. The county sets no zoning there either3. City rules differ: Caldwell has building permits and zoning, Somerville has zoning, and Snook requires residential permits and inspections4567. Septic permits for every system in the county come from the Burleson County Environmental Department, regardless of acreage8.
At a glance
- Building permit
- No general permit or inspection in unincorporated areas; floodplain approval is required in mapped flood zones92
- Zoning
- No county zoning in unincorporated areas; Caldwell and Somerville have municipal zoning1056
- Septic permits
- Burleson County Environmental Department; permit required on every OSSF regardless of acreage8
- RV / tiny home living
- No county zoning restriction on a private unincorporated parcel; parks must follow subdivision regulations311
- Minimum lot size for septic
- 1 acre per dwelling with public water, 2 acres with a private well12
- Manufactured-home communities
- A rental community outside city limits needs an approved development plan and a certificate after final infrastructure inspection13
- Subdivision plat
- Required to split unincorporated land with public-use areas, with exceptions for agricultural use, family transfers and lots over 10 acres1415
- Septic soil difficulty
- Only 19.2% of county soils are free of severe limits for a conventional drain field16
Who to call
Floodplain permits
Burleson County Floodplain Office
Floodplain development permits for construction within a mapped flood zone in Burleson County
Suite 303, Burleson County Courthouse, 100 West Buck St., Caldwell, TX 77836
Septic permits
Burleson County Environmental Department
OSSF (septic) permit applications, inspections and Licenses to Operate for Burleson County, as the county's TCEQ-authorized agent
100 W. Buck St., Suite 303, Caldwell, TX 77836
Roads & driveways
Burleson County Road & Bridge Department
Utility construction and driveway/culvert access permits in the county right-of-way; driveway/culvert applications are routed to the commissioner's precinct covering the site
1516 FM 166, Caldwell, TX 77836
Contact details are copied from each office’s official page and were checked against it on October 9, 2026.
Off-grid gear
Going off-grid in Burleson County means bringing your own water and power. The kit we’d start with:
- Water Crystal Quest Filter any source — well, rain, or creek — to drinking-clean.
- Power Bluetti Solar generators and home battery backup for living off the grid.
- Septic Soil percolation test kit Run your own perc test before paying an engineer — the first thing a septic office asks about.
- Water Well water test kit Bacteria, nitrates, hardness — know what the well on a parcel is really pumping.
These are affiliate links — we may earn a commission, at no cost to you. As an Amazon Associate, Bolthole Index earns from qualifying purchases.
Do you need a building permit in Burleson County, Texas?
Unincorporated Burleson County does not require a general building permit or county building inspection because the county does not create or enforce building codes there1. Floodplain development is the important exception: county approval is required before construction begins inside a mapped floodplain, while construction outside the floodplain does not need a floodplain permit2. Building-code coverage changes at municipal boundaries. Caldwell requires building permits and has amendments reflecting 2021 ICC standards4. Snook requires residential permit documents and inspections; engineered wind-bracing plans must comply with the city's adopted codes, though the available material does not identify the code edition or adoption date17. Confirm the parcel's jurisdiction before treating the unincorporated-area answer as controlling. Septic, driveway and subdivision approvals remain separate from the general building-permit question9.
Who issues building, floodplain, septic and driveway permits in Burleson County?
Burleson County does not run a general building-code or inspection program for unincorporated construction18. For land in a mapped flood zone, applications, plans and specifications go to the Floodplain Office in the county courthouse for approval before construction begins192. Septic systems go through the Burleson County Environmental Department, the county's TCEQ-authorized agent for OSSF permits2021. A driveway or culvert that crosses a county easement or right-of-way requires an access permit, and Road & Bridge inspects the location and determines the culvert size2223. The county publishes no application fee for that access permit24. Inside Caldwell or Snook, the city issues building permits, and for floodplain questions in Caldwell, Somerville or Snook the county directs you to the city office472. What stays with the county even inside those cities: septic permits from the Environmental Department820.
Does Burleson County have zoning?
Unincorporated Burleson County has no county zoning ordinance10. Texas law gives counties zoning power only in specified areas, and Burleson County has no general authority to zone its unincorporated land25. The county therefore sets no zoning-based minimum home size, setbacks, lot-coverage limit or building-height limit there, and county zoning does not restrict accessory dwellings, RV occupancy or temporary camping3. City limits change the answer. Caldwell divides land into municipal zoning districts, adopted in April 2025, and regulates how property in each district may be used5. Somerville also has municipal zoning districts, an official zoning map, development standards, site-plan review and special-use permits within its corporate limits6. We could not confirm zoning for Snook, so ask the city before relying on the unincorporated-area answer. Dividing unincorporated land into two or more parts requires a subdivision plat unless an exception applies, including certain agricultural uses, qualifying family transfers or resulting lots over 10 acres1415.
How do septic permits work in Burleson County?
Every septic system in Burleson County needs an OSSF permit from the county's Environmental Department, the TCEQ-authorized agent for the county, covering new construction, modifications and repairs regardless of acreage820. That's stricter than Texas's usual rule: state law lets a single-family home on 10 acres or more skip OSSF permitting if a licensed site evaluator signs off, the system stays 100 feet from every property line and the dwelling is the only one on the tract, but Burleson County's own order requires a permit on every system no matter how much land you own268. Fees run $330 for a residential system and $540 for commercial; a modification against an existing permit costs $165 residential or $270 commercial, and a repair is $1008. Lot size matters too: the county requires at least 1 acre per single-family dwelling with public water access, or 2 acres with a private well12. Every system needs a construction inspection before the county issues a License to Operate, and an active water connection, well or public supply, is required on the application2728. Soils help explain the strict local rule: only 19.2% of Burleson County's land is free of severe limitations for a conventional drain field, so budget for a site evaluation and possibly an engineered system16.
Can you live in an RV or tiny home on your land in Burleson County?
On a private parcel in unincorporated Burleson County, county zoning does not impose a minimum home size or restrict occupancy of an RV, tiny home or accessory dwelling3. Dedicated RV parks, tiny-home parks and campgrounds are different: those developments must follow the county's subdivision rules, obtain infrastructure-plan approval before construction, and observe the stated park-density limit11. Manufactured-home rental communities outside municipal limits also need a Commissioners Court-approved development plan, cannot be placed in the floodplain, and need a Certificate of Compliance after the final infrastructure inspection before covered utility service13. That rental-community rule does not establish a blanket requirement for one manufactured home on a private parcel13. Caldwell and Somerville have municipal zoning, so ask the applicable city before placing or occupying an RV or tiny home inside either city56. We could not confirm a certificate-of-occupancy rule for a single home in unincorporated Burleson County; ask the Floodplain Office if the site is in a mapped floodplain19.
Building a home in Burleson County: what are the steps, in order?
First, verify the parcel's jurisdiction: Caldwell requires city building permits, while Snook requires residential permit documents and inspections under adopted city codes47. Second, check the flood map and submit plans to the Floodplain Office before construction if the site is in a mapped floodplain192. Third, order the septic site and soil evaluation, confirm the lot meets the applicable OSSF lot-size rule, and apply through the Environmental Department; every system needs a permit regardless of acreage1612208. Fourth, obtain a county access permit for a driveway or culvert crossing a county right-of-way, or apply to TxDOT for state-highway access222329. Finally, schedule the septic construction inspection before use; unincorporated construction outside the floodplain has no general county building inspection to schedule271.
What should you check before buying land in Burleson County?
Water and septic go together here: the county gets about 40.8 inches of rain a year but sees severe drought in 19.5% of years, and with just 19.2% of soils free of severe septic limitations, plan real budget for both a reliable well and a properly engineered system303116. Land is mostly flat, with 99.7% of the county at 15% slope or less, and modest tree cover at 22.3% forested, so building sites are easy to find but shade and windbreaks may need planting3233. Check the flood map before buying because all development within the floodplain requires county approval before construction2. If you're drilling a well, contact the Post Oak Savannah Groundwater Conservation District first: even an exempt domestic or livestock well needs District registration and a Certificate to Proceed with Drilling before you drill34. If the tract was recently split off a larger parcel, confirm it went through the county's subdivision-plat process or qualified for an exception, then identify whether access crosses a county right-of-way or meets a state highway142335. Typical property tax runs about 1% effectively, with a median bill near $1,816 a year, on a typical home value around $271,930363738.
Watch-outs
- Burleson County's published material does not confirm a certificate-of-occupancy rule for a single home in an unincorporated area; ask the relevant city for property inside a municipality or the Floodplain Office for a floodplain site19.
- Burleson County requires an OSSF permit on every septic system regardless of acreage, overriding the 10-acre exemption Texas law otherwise allows elsewhere in the state826.
Sources
- Permits for Construction in Unincorporated Areas, quoted and re-checked
- Permits for Construction in Unincorporated Areas — Floodplain Permits for Individuals or Businesses, quoted and re-checked
- Texas law on county zoning and building authority
- Permits for Construction in Unincorporated Areas, quoted and re-checked
- Zoning & Land Use, quoted and re-checked
- The City of Somerville Zoning Ordinance 21-010, quoted and re-checked
- Residential Permit Submittal Requirements, quoted and re-checked
- Permits for Construction in Unincorporated Areas, quoted and re-checked
- Permits for Construction in Unincorporated Areas, quoted and re-checked
- Burleson County - Construction Permits (2026 county census)
- Burleson County Subdivision Regulations 2025, quoted and re-checked
- Environmental Department, quoted and re-checked
- Burleson County Subdivision Regulations 2025, quoted and re-checked
- Subdivision Regulations, quoted and re-checked
- burlesoncountytx.gov, quoted and re-checked
- Share of soils USDA rates "not limited" for a conventional septic drain field (SSURGO). A strict rating: the median county is about 6% and a tenth of counties are 0%, so a low figure means most lots need a site evaluation or an engineered system, not that septic is impossible. Cite it only with that caveat: Bolthole Index county data
- Residential Permit Submittal Requirements, quoted and re-checked
- Permits for Construction in Unincorporated Areas, quoted and re-checked
- Burleson County Floodplain Office (burlesoncountytx.gov)
- Burleson County Environmental Department (burlesoncountytx.gov)
- Burleson County Application for an On-Site Sewage Facility, quoted and re-checked
- Burleson County Road & Bridge Department (burlesoncountytx.gov)
- Burleson County Policy for the Construction of Driveways and Culverts on County Easements and Rights of Way, quoted and re-checked
- Subdivision Regulations, quoted and re-checked
- Local Government Code Chapter 231, County Zoning Authority (Texas statewide rule), quoted and re-checked
- Getting a Permit for an OSSF - Such as a Septic System (Texas statewide rule), quoted and re-checked
- Burleson County Application for an On-Site Sewage Facility, quoted and re-checked
- Burleson County Application for an On-Site Sewage Facility, quoted and re-checked
- Section 4: Driveway Permits, Design, and Materials (Texas statewide rule), quoted and re-checked
- Annual precipitation: Bolthole Index county data
- Share of years in severe drought: Bolthole Index county data
- Share of land at 15% slope or less: Bolthole Index county data
- Wooded share of land: Bolthole Index county data
- Drilling & Wells FAQs, quoted and re-checked
- Section 4: Driveway Permits, Design, and Materials (Texas statewide rule), quoted and re-checked
- Effective property tax rate: Bolthole Index county data
- Median property tax bill: Bolthole Index county data
- Typical home value (Zillow): Bolthole Index county data
Written October 9, 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.