Seminole County, Georgia requires building permits for new construction and additions, with a site plan and site inspection required as part of the process1. The county also administers zoning and land-use rules, while onsite septic permitting runs through Seminole County Environmental Health23. An owner may build their own Georgia home without a state contractor license, but county permits, codes and inspections still apply4.
At a glance
- Building permit
- Required for new construction and additions1
- Zoning
- Yes; Seminole County administers zoning and land-use regulations25
- Septic permit
- Required through Seminole County Environmental Health36
- Owner-builder
- State contractor-license exemption available, but local permits and codes still apply74
- RV living
- Long-term occupancy rules not confirmed; ask Zoning and Code Enforcement2
- Tiny home
- Subject to building codes and county siting approval; local details must be confirmed82
- Private well
- County-specific permit requirement not confirmed; ask Environmental Health before drilling9
Who to call
Building permits
Seminole County Zoning and Code Enforcement Department
Seminole County building permits, inspections, zoning and environmental code enforcement
230 Cherry Street, Donalsonville, GA 39845
Septic permits
Seminole County Environmental Health
County environmental-health review for onsite sewage permits and inspections
904 N. Wiley Ave., Donalsonville, GA 39845
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 Seminole County, Georgia?
Yes. Seminole County requires building permits for new construction and additions to existing structures, and each new permit or addition requires a site plan and site inspection10. Georgia's mandatory construction codes apply statewide even where local enforcement varies, and Seminole County locally runs permitting and inspections through its Zoning and Code Enforcement Department1112. Contractors must provide a state contractor license and occupational tax certificate with each permit10. An owner building their own home can use Georgia's contractor-license exemption, but that exemption does not remove county building permits, inspections, zoning or code compliance4. Starting without the required approval can produce a fee of at least $100 or twice the permit cost, whichever is greater10.
Who is the Seminole County building department, and how do you reach it?
Seminole County directs building-department requests, project submittals, permits and inspections to the Seminole County Zoning and Code Enforcement Department13. The office is at 230 Cherry Street, Donalsonville, Georgia, and the main number is 229-524-287813. Permit questions can also go to [email protected]13. The county publishes applications for residential and accessory buildings, manufactured homes, agricultural buildings, driveways, land disturbance, demolition, trade work and several zoning actions12. Inspection requests must arrive by 4 p.m. before the requested inspection date; scheduling depends on workload, and the county does not give appointment times14. If work is not ready when the inspector arrives, the reinspection fee is $5014.
Does Seminole County, Georgia have zoning?
Yes. Seminole County's Zoning and Code Enforcement Department administers and enforces the county's zoning ordinances, development regulations and land-use rules5. Incorporated municipalities may administer their own rules, so confirm whether a parcel is inside a city before relying on the county process2. For unincorporated land, ask the county office for the parcel's zoning district and the uses allowed there before designing a home or placing a manufactured structure5. The available county material does not confirm numeric minimum dwelling size, minimum lot size, setbacks, lot coverage or building-height limits. Those details can vary by district, so request written zoning confirmation from the Seminole County Zoning and Code Enforcement Department before closing on land13. Georgia law gives local governments authority to manage development through zoning rather than imposing a single statewide district schedule15.
How do septic permits work in Seminole County?
A Seminole County lot using onsite sewage needs a construction permit from the County Health Department before physical development of the lot or installation of the system begins6. Contact Seminole County Environmental Health at 904 N. Wiley Ave. in Donalsonville or (229) 495-659016. The county health authority evaluates site suitability before issuing the permit, and repairs, replacements and additions also require permits and inspections17. Do not backfill or use the system until the County Board of Health completes its final inspection and gives written approval17. Only about 38.8% of county soils are rated without severe limits for a conventional drain field, so make the site evaluation an early purchase contingency rather than assuming a standard layout will work18. A public or community sewer connection is generally required when service is available within 200 feet of the property line or in an abutting public right-of-way19.
Can you live in an RV or tiny home on your land in Seminole County?
Seminole County's long-term RV occupancy and temporary-camping rules could not be confirmed, so ask Zoning and Code Enforcement whether the parcel's district allows occupancy and what utility or time limits apply13. A site-built or modular tiny home is treated as a dwelling under Georgia's building-code framework and still needs approval for siting under the applicable local rules8. Georgia's specialized tiny-house appendix is not automatically controlling unless the applicable local ordinance adopts it, so do not treat small floor area as an automatic exception8. A manufactured home follows a separate state installation-permit system, and lawful occupancy still depends on county zoning, siting and utility requirements20. Any occupied setup using onsite sewage must complete the county health permit and inspection process before the system is used617.
Building a home in Seminole County: the steps, in order
- Ask Seminole County Zoning and Code Enforcement to confirm the parcel's jurisdiction, zoning district and allowed residential use5.
- Have the site evaluated for onsite sewage and obtain the County Health Department construction permit before physical development if the property will use septic6.
- Submit the county building application, site plan and request for site inspection through Zoning and Code Enforcement1013.
- If acting as your own contractor, document the Georgia owner-builder licensing exemption while still following county permits and codes4.
- If the driveway enters a state highway, obtain the required Georgia Department of Transportation right-of-way permit before construction21.
- Schedule county building inspections as work advances and obtain the final septic approval before backfilling or use1417.
- Finish all required work and obtain the certificate of occupancy before moving into a new home22.
What should you check before buying land in Seminole County?
Start with buildability: verify zoning in writing and make an acceptable septic evaluation a purchase contingency56. Only about 38.8% of Seminole County soils are rated without severe limits for a conventional drain field, even though essentially all county land is at a slope of 15% or less1823. A private-well contractor must contact the county health department for site review, but Seminole County's specific well-permit requirement could not be confirmed; ask Environmental Health before drilling916. Check mapped flood risk and ask the county which local floodplain approvals apply to the parcel because Georgia communities administer their own floodplain ordinances24. For carrying costs, the county's effective property-tax rate is about 1.2%, the median annual property-tax bill is about $1,361, and the typical annual home-insurance premium is about $1,603252627.
Watch-outs
- The owner-builder exemption covers Georgia contractor licensing, not Seminole County permits, zoning, inspections or building-code compliance4.
- Starting construction without the required county permit can trigger a fee of at least $100 or twice the permit cost, whichever is greater10.
- Seminole County has not confirmed long-term RV occupancy, temporary-camping limits or local minimum dwelling size in the available material; ask Zoning and Code Enforcement for a parcel-specific answer before buying13.
Sources
- Planning & Development | Seminole County, GA (2026 county census)
- Planning & Development | Seminole County, GA (2026 county census)
- Onsite Sewage | Georgia Department of Public Health (2026 county census)
- Residential and Commercial General Contractors Frequently Asked Questions (Georgia statewide rule), quoted and re-checked
- Planning & Development | Seminole County, GA, quoted and re-checked
- On-Site Sewage Management Systems Manual, quoted and re-checked
- Residential and Commercial General Contractors Frequently Asked Questions (2026 county census)
- Georgia Tiny House Fact Sheet (Georgia statewide rule), quoted and re-checked
- Water Well Standards (Georgia statewide rule), quoted and re-checked
- Planning & Development | Seminole County, GA, quoted and re-checked
- Mandatory and Permissive State Codes (Georgia statewide rule), quoted and re-checked
- Planning & Development | Seminole County, GA, quoted and re-checked
- Seminole County Zoning and Code Enforcement Department (seminolecountyga.com)
- Planning & Development | Seminole County, GA, quoted and re-checked
- Governing Statutes, Regulations, and Guidance (Georgia statewide rule), quoted and re-checked
- Seminole County Environmental Health (dph.georgia.gov)
- On-Site Sewage Management Systems Manual, quoted and re-checked
- Share of soils without severe limits for a conventional septic drain field (USDA SSURGO): Bolthole Index county data
- GA DPH Onsite Sewage Manual (Georgia statewide rule), quoted and re-checked
- Manufactured Housing (Georgia statewide rule), quoted and re-checked
- Regulations for Driveway & Encroachment Control Manual (Georgia statewide rule), quoted and re-checked
- Planning & Development | Seminole County, GA, quoted and re-checked
- Share of land at 15% slope or less: Bolthole Index county data
- Floodplain Management (Georgia statewide rule), quoted and re-checked
- Effective property tax rate: Bolthole Index county data
- Median property tax bill: Bolthole Index county data
- Typical home insurance premium: 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.