Unincorporated Decatur County, Georgia requires building permits for covered construction through the Bainbridge-Decatur County Building and Planning Department12. The county has no zoning ordinance, but its Unified Development Ordinance still sets development rules34. Septic permits and approvals go through Decatur County Environmental Health and the County Board of Health under Georgia DPH’s statewide program567.
At a glance
- Building permit
- Required for covered work in unincorporated areas, with narrow exemptions1
- Zoning
- No county zoning ordinance in unincorporated areas; the Unified Development Ordinance still applies34
- Septic
- Local septic permitting through County Environmental Health and the Board of Health under Georgia DPH rules56
- Owner-builder
- A Georgia owner may build their own home without a contractor license, but local permits and codes still apply8
- RV and tiny-home occupancy
- Temporary overnight use before a principal structure cannot be rented or used as a primary residence9
- Residential setbacks
- 40 feet from the right-of-way and 15 feet at side and rear, with stated exceptions10
- Private well
- A licensed driller must notify the county health department before drilling11
- Final occupancy
- A certificate of occupancy is required for a permitted structure12
Who to call
Building permits
Bainbridge-Decatur County Building and Planning Department
Building, HVAC, plumbing, electrical and mobile-home permits; inspections; planning; UDO administration; travel-trailer and flood-damage-prevention rules
101 South Broad Street, Bainbridge, Georgia 39817
Septic permits
Decatur County Environmental Health
Environmental-health services for Decatur County, including local septic permitting and site evaluation under Georgia's onsite-sewage program
928 S. West Street, Bainbridge, GA 39817
Contact details are copied from each office’s official page and were checked against it on October 10, 2026.
Off-grid gear
Going off-grid in Decatur 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 Decatur County, Georgia?
Yes. Unincorporated Decatur County requires a building permit before covered construction, alteration, repair, removal or demolition begins1. The Bainbridge-Decatur County Building and Planning Department issues building, HVAC, plumbing and electrical permits2. A qualifying agricultural equipment-storage structure on at least 25 acres can be exempt from the building permit when it has no concrete floor or electrical connection and is not for human or animal occupancy; normal upkeep and a residential accessory structure under 250 square feet can also qualify for narrow exemptions, but other applicable permits still remain1. Decatur County enforces Georgia construction codes in unincorporated areas, requires the Building Official's inspections and requires a certificate of occupancy before a permitted structure is used131412.
Who issues Decatur County building permits, and how do you reach them?
The Bainbridge-Decatur County Building and Planning Department handles building permits, plan review, inspections, planning and land-use administration2. Its office is at 101 South Broad Street, Bainbridge, Georgia 39817, and the main phone is (229) 248-20002. Contractors and homeowners may apply through the department's online permit portal2. Decatur County publishes building, code-compliance, subdivision, land-disturbing, certificate-of-occupancy, contractor-registration and inspection charges in its Schedule of Development Fees15. Ask the department to identify the current charges and inspection sequence for the exact project before applying1514. Tell staff whether the parcel is inside Bainbridge, where city zoning applies, or in unincorporated Decatur County163. Septic installations inside Bainbridge still need Decatur County Health Department approval before construction proceeds17.
Does Decatur County have zoning?
Unincorporated Decatur County has not adopted a county zoning ordinance, but its Unified Development Ordinance and other ordinances still regulate development34. Residential development generally has a 40-foot setback from the edge of the right-of-way and 15-foot side and rear setbacks; extra distance may apply along substandard rights-of-way, roads planned for widening and protected river corridors10. One accessory dwelling may be allowed with another agricultural or residential dwelling on a qualifying lot, subject to wastewater approval, parking, occupancy, size, placement and separation standards18. The county's 750-square-foot minimum and 35-foot height limit cited here apply specifically within manufactured housing communities, not to every dwelling in unincorporated Decatur County1920. Bainbridge has its own zoning ordinance inside city limits; the county rules above apply to unincorporated land163. Septic approval inside Bainbridge remains with the Decatur County Health Department17.
How do septic permits work in Decatur County?
Georgia DPH oversees the statewide septic program; Decatur County Environmental Health handles local services, inspections and records6. In unincorporated Decatur County, obtain the County Health Department’s septic construction permit before developing the lot or installing the system5. Decatur County Environmental Health is at 928 S. West Street, Bainbridge, GA 39817, and its phone is (229) 589-84647. The County Board of Health inspects the site, issues or denies the permit, and must give final written approval before the system is backfilled or used; repairs, replacements and additions also require permitting and inspection5. A county building permit cannot issue for a proposed private septic system until the Board of Health approves it21. About 47.1% of Decatur County soils are rated “not limited” for a conventional drain field, so obtain a parcel-specific evaluation before assuming a standard system will work22. Public sewer availability can require connection instead of septic21.
Can you live in an RV or tiny home in Decatur County?
Unincorporated Decatur County has no county zoning restriction on RV, tiny-home or manufactured-home occupancy because the county has no zoning ordinance23. That does not waive building permits, construction codes, sewage approval or the Unified Development Ordinance1133. Before a principal structure is built, an owner and guests may use a structure for temporary or transient overnight stays, but cannot rent it or use it as a primary residence9. A site-built or modular tiny home remains a dwelling subject to Georgia's applicable building codes24. Within a manufactured housing community, each manufactured home must have at least 750 square feet of floor area and comply with the Georgia State Manufactured Housing Code19. Ask the Building and Planning Department how the exact unit and utility plan fit the county's travel-trailer, manufactured-home and development rules2.
How do you build a home in Decatur County, step by step?
- Confirm whether the parcel is in unincorporated Decatur County or Bainbridge, because their land-use systems differ25.
- Ask the Building and Planning Department to confirm setbacks, floodplain documentation, subdivision status and whether the site lies in the Groundwater Recharge Area Protection District10262728.
- Apply to the County Health Department for an onsite-system construction permit and complete the Board of Health site review5.
- If a private well is needed, use a licensed well contractor who will notify the county health department before drilling11.
- Apply through the Building and Planning Department's portal and confirm the current fee schedule215.
- Follow the Building Official's inspection sequence and obtain final Board of Health approval before backfilling or using the onsite system145.
- Obtain the required certificate of occupancy before using a structure covered by a county building permit12.
What should you check before buying land in Decatur County?
Within Decatur County’s Groundwater Recharge Area Protection District, septic-served new homes and new manufactured-home parks require 150%, 125% or 110% of the applicable manual minimum lot or space size in high-, medium- or low-pollution-susceptibility areas, respectively; homes use Table MT-1 and parks use Table MT-22829. These minimums may increase for other manual factors, while lots of record approved before ordinance adoption are exempt from these particular minimums2829. Check whether the parcel is in a floodplain because a permit application for a floodplain site requires an elevation certificate26. Verify the measured building envelope against the county's residential setbacks and any extra setback triggered by road widening or a protected river corridor10. If the parcel was recently divided or will be split, confirm its plat status with the Planning Commission27. For access onto a state highway, obtain the required GDOT permit before construction or non-routine work in the state right-of-way30. Review private covenants and confirm whether the parcel lies inside Bainbridge, where city zoning districts apply2531.
Watch-outs
- No county zoning ordinance does not mean no development rules: Decatur County still applies its Unified Development Ordinance and residential setbacks310.
- A Georgia owner-builder license exemption does not waive Decatur County permits, inspections or building-code requirements8.
- A septic construction permit is valid for no more than 12 months, so coordinate its timing with the building schedule5.
- Bainbridge has city zoning, but septic installations still require Decatur County Health Department approval1617.
- The temporary-overnight-use exception is not permission to use a structure as a rental or primary residence9.
Sources
- Decatur County Land Development and Construction Regulations, quoted and re-checked
- Bainbridge-Decatur County Building and Planning Department (decaturcountyga.gov)
- Building and Planning, quoted and re-checked
- Building and Planning | Decatur County GA, quoted and re-checked
- On-Site Sewage Management Systems Manual, quoted and re-checked
- Onsite Sewage, quoted and re-checked
- Decatur County Environmental Health (swhealthdistrict.org)
- Residential and Commercial General Contractors Frequently Asked Questions, quoted and re-checked
- Decatur County Unified Development Ordinance, quoted and re-checked
- Land Development and Construction Regulations, quoted and re-checked
- Well Water, quoted and re-checked
- Decatur County Unified Development Ordinance, quoted and re-checked
- Building and Planning, quoted and re-checked
- Building and Planning, quoted and re-checked
- Decatur County Land Development and Construction Regulations, quoted and re-checked
- Bainbridge: Sec. 18-7. Grave site openings—Permit required (Decatur County), quoted and re-checked
- Bainbridge: Sec. 26-21. Criteria (Decatur County), quoted and re-checked
- Decatur County Unified Development Ordinance, quoted and re-checked
- Decatur County Unified Development Ordinance, quoted and re-checked
- Decatur County Unified Development Ordinance, quoted and re-checked
- Decatur County Unified Development Ordinance, 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
- Georgia law on county zoning and building authority
- Georgia Tiny House Fact Sheet (Georgia statewide rule), quoted and re-checked
- Building and Planning, quoted and re-checked
- Decatur County Permit Application, quoted and re-checked
- Building and Planning, quoted and re-checked
- Decatur County Unified Development Ordinance, quoted and re-checked
- Decatur County Unified Development Ordinance, quoted and re-checked
- Regulations for Driveway & Encroachment Control Manual (Georgia statewide rule), quoted and re-checked
- City of Bainbridge Zoning Ordinance, quoted and re-checked
Written October 10, 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.