Bolthole Index

Johnson County, Georgia

Building permits, zoning and land rules in Johnson County, Georgia

74Index Score / 100
#15 of 159 in Georgia

Johnson County, Georgia is subject to Georgia's adopted mandatory construction codes, but we could not confirm a general county building-permit requirement or published application process for a new home12. The county lists a Code Enforcement office, which is the first place to ask what permits and inspections apply to an unincorporated parcel3. A separate septic construction permit and inspections go through the County Board of Health, with Johnson County Environmental Health as the local contact456.

At a glance

Building permit
General residential requirement unconfirmed; Georgia's adopted mandatory construction codes still apply21
County contact
Johnson County Code Enforcement is the published county contact for code questions3
Zoning
County zoning status and parcel-level districts could not be confirmed7
Septic permit
Required through the County Health Department before onsite-system construction5
Owner-builder
State contractor-license exemption available for an owner building the owner's own home; local rules still apply8
RV living
Long-term occupancy and temporary-camping rules could not be confirmed; ask Code Enforcement3
Tiny home
Site-built or modular units face Georgia building codes and local siting approval9
Private well
Advance health-department site review applies; a county permit requirement is unconfirmed106

Who to call

Codes & inspections

Johnson County Code Enforcement

County code-enforcement questions; confirm building permits, inspections, zoning and parcel-specific land-use requirements directly

Cell: 478-484-8978

2484 West Elm Street, Wrightsville , GA 31096

Septic permits

Georgia DPH County Environmental Health — Johnson County

Local environmental-health contact for onsite sewage and private-well questions

(478) 864-3542

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 Johnson County means bringing your own water and power. The kit we’d start with:

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Do you need a building permit in Johnson County, Georgia?

Georgia's adopted mandatory building, residential, plumbing, mechanical, fuel-gas, electrical and swimming-pool codes apply to construction in Johnson County1. That statewide adoption does not answer whether Johnson County requires a general permit for every new home, and we could not confirm a county application, fee schedule or inspection sequence2. Johnson County does publish a Code Enforcement office and telephone contact, so ask that office about the exact structure and parcel before work begins3. Installation of an industrialized building does require a permit from the applicable local government, but that narrower rule should not be treated as proof of the county's general residential process11. An owner may build the owner's own home without a Georgia contractor license, but the licensing exemption does not waive applicable codes, permits, inspections or land-use requirements12.

Who handles building permits in Johnson County, and how do you reach them?

Johnson County's official site lists Johnson County Code Enforcement at 2484 West Elm Street, Wrightsville, GA 31096, with the telephone contact shown as Cell: 478-484-89783. The page identifies the office but does not publish enough information to confirm which projects need permits, what plans must accompany an application, how fees are calculated or when inspections occur. Ask Code Enforcement to confirm those points for the parcel and proposed structure before ordering plans or materials3. Georgia permits local governments to require permits, establish charges, inspect structures and arrange code enforcement with another local government, so the responsible inspector and procedure must come from the county rather than assumptions based on another Georgia jurisdiction13. Septic and well questions go to the county environmental health office instead6. We also could not confirm whether Johnson County requires a certificate of occupancy; only a local governing authority may issue one where its process calls for one14.

Does Johnson County, Georgia have zoning?

We could not confirm a Johnson County zoning ordinance, zoning map or planning office, so do not describe an unincorporated parcel as unrestricted7. Georgia gives counties authority to zone unincorporated territory, but that authority does not prove Johnson County has exercised it15. Georgia also has no single statewide zoning-district schedule; allowed uses, district boundaries and development standards must come from the ordinance applicable to the parcel16. Before buying, ask Johnson County Code Enforcement to confirm in writing whether the parcel has a zoning district and what rules apply to the proposed dwelling, farm building, manufactured home or accessory structure3. Johnson County's subdivision regulations do set lot standards for residential subdivision lots: a front setback of 50 feet, interior side setbacks of 30 feet, 40 feet on the side street of a corner lot and a rear setback of 30 feet17. The same rules require at least 15,000 square feet per single housing unit with public water and sewer, and 40,000 square feet without public water and sewer, subject to county health department approval1819. Those standards cover subdivision lots, so ask Code Enforcement whether they reach a single unplatted parcel. We could not confirm county minimum dwelling size, building height or lot coverage standards. A state protection for covered crop-management and animal-husbandry practices does not erase local zoning decisions20.

How do septic permits work in Johnson County?

Johnson County onsite sewage work is administered locally by the County Board of Health under Georgia Department of Public Health rules, and the Georgia DPH county environmental-health directory lists Johnson County at (478) 864-354246. A property must connect to public or community sewer when it is available within 200 feet of the property line or in an abutting public right-of-way21. Where an onsite system may be used, obtain the County Health Department construction permit before development or installation; repairs, replacements and additions also require permits and inspections522. The County Board of Health must inspect the site before issuing the permit and give written approval after a final inspection before backfilling or use22. A mobile home on septic needs at least one acre and 150 feet of lot width under the county code.23 Lots in a subdivision or mobile home park also need written Board of Health approval of water-supply and sewage-disposal plans before construction.24 Septic permits come from the Board of Health, not from Code Enforcement or any city office.4 Only about 22.1% of Johnson County soils are mapped without severe limitations for a conventional drain field, so make sewer availability and a site evaluation early purchase contingencies2521.

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

We could not confirm a Johnson County rule allowing or prohibiting long-term RV occupancy, temporary camping or residence in an RV during construction. Ask Johnson County Code Enforcement about the exact parcel, proposed duration, utility connections and whether a building project changes the answer3. A site-built or modular tiny home is treated as a dwelling under Georgia's framework, must comply with applicable building codes and must receive local siting approval; local rules can control use, location, foundation and minimum lot or building size9. Georgia's tiny-house appendix is not automatically mandatory unless the local government specifically adopted it9. Where no public or community sewer is available, any building meant for human occupancy needs an approved onsite sewage system, which also applies to living on the land in an RV or other unit.26 A manufactured home is a different category: a licensed installer must obtain the state installation permit, while local zoning, siting and utility requirements can still apply27. Do not rely on a seller's label of “tiny home” without confirming which legal category the unit occupies.

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

  1. Give Johnson County Code Enforcement the parcel number and proposed structure, then ask it to confirm permit, zoning, setback, plan and inspection requirements3.
  1. Check whether public or community sewer is available within 200 feet of the property line or in an abutting public right-of-way; connection is required when either condition applies21. If neither applies, contact Johnson County Environmental Health for the onsite-system site inspection and construction permit before fixing the house location56.
  1. For a private well, arrange the advance county health-department site review and ask whether Johnson County requires a separate well-construction permit106.
  1. Submit whatever building materials Code Enforcement requires; Georgia's mandatory construction codes apply even though the county's general permit process was not confirmed282.
  1. If the driveway enters a state highway right-of-way, obtain the required Georgia Department of Transportation permit before construction there29.
  1. Schedule the septic final inspection and obtain written approval before backfilling or using the system22.
  1. Ask Code Enforcement whether the completed home needs a locally issued certificate of occupancy143.

What should you check before buying land in Johnson County?

Start with wastewater feasibility: only about 22.1% of Johnson County soils are mapped without severe limitations for a conventional drain field, while qualifying nearby public or community sewer requires connection2521. The County Board of Health must inspect an onsite-system location before issuing a construction permit22. Confirm water separately because Georgia requires advance local health-department review for well construction, while a Johnson County-specific well permit could not be confirmed106. Check the flood map before choosing a house site: development in a floodplain requires permits, and floodway work may need engineering review and certification30. Also verify access because work in a state highway right-of-way requires a state permit29. For budgeting, Johnson County's effective property-tax rate is about 0.9%, and the median annual property-tax bill is about $8373132.

Watch-outs

  • Georgia's adopted mandatory construction codes apply in Johnson County, but that does not by itself establish the county's permit application, fees or inspection sequence12.
  • Only about 22.1% of Johnson County soils are mapped without severe limits for a conventional septic drain field, so obtain the County Board of Health's site findings before committing to a house location2522.
  • Floodplain development requires permits and floodway work may need engineering review and certification; ask Code Enforcement which local and state approvals apply to the parcel303.

Sources

  1. Mandatory and Permissive State Codes, quoted and re-checked
  2. Mandatory and Permissive State Codes (2026 county census)
  3. Johnson County Code Enforcement (johnsonco.org)
  4. On-Site Sewage Management Systems Rules, quoted and re-checked
  5. On-Site Sewage Management Systems Rules, quoted and re-checked
  6. Georgia DPH County Environmental Health — Johnson County (dph.georgia.gov)
  7. (2026 county census)
  8. gov.georgia.gov (2026 county census)
  9. Georgia Tiny House Fact Sheet (Georgia statewide rule), quoted and re-checked
  10. Water Well Standards (Georgia statewide rule), quoted and re-checked
  11. Local Authority, quoted and re-checked
  12. Residential and Commercial General Contractors Frequently Asked Questions (Georgia statewide rule), quoted and re-checked
  13. Administration and Enforcement of State Minimum Codes (Georgia statewide rule), quoted and re-checked
  14. dca.georgia.gov (Georgia statewide rule), quoted and re-checked
  15. Georgia Zoning Statutes Compilation (Georgia statewide rule), quoted and re-checked
  16. Governing Statutes, Regulations, and Guidance (Georgia statewide rule), quoted and re-checked
  17. Sec. 51-21. Lots, quoted and re-checked
  18. Sec. 51-21. Lots, quoted and re-checked
  19. Sec. 51-21. Lots, quoted and re-checked
  20. Official Code of Georgia Annotated, Title 2 Agriculture (Georgia statewide rule), quoted and re-checked
  21. On-Site Sewage Management Systems Rules, quoted and re-checked
  22. On-Site Sewage Management Systems Rules, quoted and re-checked
  23. Sec. 66-23. Other minimum lot sizes, quoted and re-checked
  24. GA DPH Onsite Sewage Manual, quoted and re-checked
  25. 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
  26. On-Site Sewage Management Systems Rules, quoted and re-checked
  27. Manufactured Housing (Georgia statewide rule), quoted and re-checked
  28. Mandatory and Permissive State Codes (Georgia statewide rule), quoted and re-checked
  29. Regulations for Driveway & Encroachment Control Manual (Georgia statewide rule), quoted and re-checked
  30. Georgia Greenspace Program Floodplain Guidebook, quoted and re-checked
  31. Effective property tax rate: Bolthole Index county data
  32. Median property tax bill: 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.

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Compared with neighboring counties

Unlike all 6 of its neighbors, Johnson County requires a building permit only in limited cases.

RuleJohnson CountyTreutlen CountyLaurens CountyEmanuel CountyWashington CountyJefferson CountyWilkinson County
Building permitLimitedRequiredRequiredRequiredRequiredRequiredRequired
County zoningNot publishedNoNot publishedNoNoYesNo
Septic permitsSouth Central Health DistrictSouth Central Health District Env. HealthCounty Env. HealthCounty Env. HealthCounty Env. Health Dept.County Env. HealthCounty Env. Health Dept.

County locator

Johnson County in Georgia

74
County map
Johnson County highlighted among the Georgia counties · colored by Index score

How Johnson County scores

Seclusion58100% ev.
Self-Sufficiency58100% ev.
Admin Boringness6045% ev.
Durability72100% ev.
Property Autonomy56100% ev.
Carry Cost82100% ev.

Evidence strength: 91%. This reports direct-source completeness and fallback use; it is separate from the score and is not a confidence interval. How it works →

$144kTypical home
0.9%Property tax
$2,716Land / acre
46.7"Annual rain
12% of yrsSevere drought
20 / yr (+16.9)Mid-century 100°F days
14.9 daysMid-century dry spell
1.96" (+5%)Mid-century 1-day rain
1.27×Wildfire change factor
100%Forward climate coverage
$1,455Home insurance / yr
0% / yrInsurance growth
1.39%Nonrenewal rate
county median (2+ published ZIPs)Insurance basis
28,419People within 30 min
2,114,568People within 2 hr
21,139Radius comparison (15 mi)
30.6People / sq mi
0%Federal land
100%Land at 15% slope or less
22.1%Soils rated "not limited" for septic (strict USDA rating)
42,354 acWorkable land screen
70.8%Wooded land
27.1 tonsBiomass / forest ac
64.9°FAvg temp

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Cities and towns in Johnson County

Inside a city or town, that city usually issues building permits and sets zoning; the county’s rules above cover unincorporated land. Septic, wells and floodplain rules usually stay with the county or state everywhere.

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Answers from the rulebook for Johnson County

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

Johnson County rules

  • Minimum lot sizeSpecified

    Residential subdivision lots without public water and public sewer.

    • Approval of the county health department is required.
    • The health department must notify the commission and developer and identify individual lots by number.
    • Lots of five acres or more must front on a public road by at least 60 feet.
    • Corner lots require additional width for the side-street building setback.

    minimum area: 40000 square feet (Single housing unit; subject to county health department approval.) · minimum width: 200 feet (Measured between side lot lines at the front setback line.) · minimum frontage for lots five acres or more: >= 60 feet (Frontage on a public road.)

    “Minimum area: 40,000 square feet for a single housing unit, subject to the approval of the county health department.”
    3 more reviewed findings on this topic
    • Specified — Residential subdivision lots with public water and public sewer.
      “Minimum area: 15,000 square feet for a single housing unit.”
    • Specified — Residential subdivision lots with public water but not public sewer.
      “Minimum area: 30,000 square feet for a single housing unit, subject to the approval of the county health department.”
    • Specified — Mobile homes using an on-site management system (septic tank), including protected Oconee River corridor lots.
      “Minimum lot size requirements for any mobile home utilizing an on-site management system (septic tank) is one acre, with a minimum lot width of 150 feet.”
  • SetbacksSpecified

    Residential subdivision lots governed by Johnson County subdivision regulations.

    • Residential lots must also meet other applicable ordinances.
    • Corner lots require additional width to accommodate the side-street building setback.
    • A building line meeting the front-yard setback requirement must be established on all lots.

    front setback: 50 feet · interior side setback: 30 feet · corner-lot side setback: 40 feet (Corner lots only.) · rear setback: 30 feet

    “Front setback: 50 feet. (2) Side setback: 30 feet (interior). (3) Side setback: 40 feet (corner lots only). (4) Rear setback: 30 feet.”
  • Subdividing landLimited

    Subdivision or mobile-home-park development in Johnson County where water supply or sewage disposal requires County Board of Health approval.

    • Written approval of water-supply and sewage-disposal plans is required before sale, lease, rental, construction, or physical development of a lot in a subdivision or mobile home park.
    • The rule is specifically an on-site sewage and water-supply approval requirement, not a complete statement of Johnson County subdivision land-use controls.
    “approval of plans for water supply and sewage disposal”
  • Permit feesVariable (with conditions)

    Solar-farm permit fees in Johnson County.

    • The fee is non-refundable.
    • The amount is established by the Johnson County Commissioner's Office.
    • The cited provision does not state the dollar amount.

    permit fee: Established by the Johnson County Commissioner's Office (Non-refundable.)

    “At the time of application, each applicant shall pay a non-refundable permit fee in the amount established by the Johnson County Commissioner's Office.”

Georgia rules that apply here

  • Building permitLimited

    Construction throughout Georgia subject to the state minimum standard codes and local code-administration procedures.

    • The mandatory building, residential, fire, plumbing, mechanical, gas, electrical, energy, and swimming-pool codes apply statewide whether or not locally enforced.
    • Local governments are not required to adopt the mandatory codes, but must adopt administrative procedures to enforce them under O.C.G.A. Section 8-2-25(a).
    • A local government may choose which mandatory codes it locally enforces.
    • Permit requirements and permit charges are administered through local-government code-enforcement procedures; the statewide source does not establish one uniform permit requirement or fee for every jurisdiction.
    “Requiring permits and to establishment charges for said permits; and”
    One more reviewed finding on this topic
    • Required — Installation of industrialized buildings in Georgia, including Johnson County.
      “Building permits for the installation of industrialized buildings shall be issued by the local governments”
  • Owner-builder exemptionAvailable (with conditions)

    A person constructing a building or structure on real property owned by that person in Georgia.

    • The property must be owned by the person acting as contractor.
    • The completed building or structure must be intended solely for use or occupancy by that person and the person's family, firm, or corporation and its employees.
    • The building or structure must not be for use by the general public and must not be offered for sale or lease.
    • The owner-builder must personally provide direct supervision and management of all work not performed by licensed contractors.
    • If the person or the person's family, firm, or corporation sold or transferred a building or structure constructed without a licensed residential or commercial general contractor within the prior 24 months, measured from the certificate-of-occupancy date, another separate building or structure may not be constructed under this exemption without the appropriate contractor license or a duly licensed contractor.
    • The owner-builder may not delegate direct supervision and management responsibility to an unlicensed person.
    • All work must comply with applicable state licensing provisions, board rules and regulations, and applicable county or municipal resolutions, ordinances, codes, permitting, and inspection requirements.

    prior sale or transfer lookback: 24 months (Measured from the date on which a certificate of occupancy was issued for the previously constructed building or structure.)

    “Nothing in this chapter shall preclude any person from constructing a building or structure on real property owned by such person which is intended”
    2 more reviewed findings on this topic
    • Available (with conditions) — An owner building the owner's own home in Georgia, including Johnson County.
      “Georgia does not require that you hold a license to build your own home; however, check with your local authority having jurisdiction to ensure you comply with all required local building codes and regulations.”
    • Available (with conditions) — An owner building the owner's own home in Georgia, as an exemption from the state residential/general contractor licensing requirement.
      “Georgia does not require that you hold a license to build your own home; [...] comply with all required local building codes and regulations.”
  • Building code adoptedAdopted

    The Georgia mandatory state minimum construction codes, including the International Building Code, International Residential Code for One- and Two-Family Dwellings, International Fire Code, International Plumbing Code, International Mechanical Code, International Fuel Gas Code, National Electrical Code, International Energy Conservation Code, and International Swimming Pool and Spa Code, apply to construction statewide.

    • Any structure built in Georgia must comply with the mandatory codes whether or not the local government chooses to locally enforce them.
    • Local governments are not required to adopt the mandatory codes, but must adopt administrative procedures to enforce them under O.C.G.A. Section 8-2-25(a).
    • A local government may choose which mandatory codes it will locally enforce.
    • Local amendments cannot be less stringent than the state minimum code; must be based on local climatic, geologic, topographic, or public safety factors; must identify the need for more stringent requirements in legislative findings; and must be submitted to DCA 60 days before proposed adoption.
    • DCA has 60 days after submission to make a recommendation. If DCA recommends against adoption, the local governing body must specifically reject that recommendation before adopting and enforcing the amendment. If DCA does not respond within 60 days, the local government may adopt the amendment. Adopted local amendments must be filed with DCA.
    “As noted above, the building, one and two family dwelling residential, fire, plumbing, mechanical, gas, electrical, energy, and swimming pool codes are mandatory codes, meaning that under Georgia law, any structure built in Georgia must comply with these codes, whether or not the local government chooses to locally enforce these codes. In addition, since Georgia law gives the enumerated codes statewide applicability, it is not required that local governments have to adopt the mandatory codes.”
    4 more reviewed findings on this topic
    • Adopted (with conditions) — Construction in Georgia, including Johnson County.
      “The mandatory codes are applicable to all construction whether or not they are locally enforced and the permissive codes are only applicable if a local government chooses to adopt and enforce one or more of these codes.”
    • Partial — Georgia permissive state construction codes, including the Disaster Resilient Building Code IBC Appendix, Disaster Resilient Building Code IRC Appendix, International Property Maintenance Code, International Existing Building Code, and National Green Building Standard.
      “The remaining codes are referred to as permissive codes. Unlike the mandatory codes, in order for a local government to enforce one or more of these permissive codes, that code or codes must be adopted, either by ordinance or resolution, by the local jurisdiction. A copy of the ordinance or resolution adopted must be forwarded to DCA (O.C.G.A. Section 8-2-25 (b)).”
    • Partial — Georgia construction, including residential construction, under the statewide State Minimum Standard Codes framework.
      “The mandatory codes are applicable to all construction whether or not they are locally enforced and the permissive codes are only applicable if a local government chooses to adopt and enforce one or more of these codes.”
    • Adopted — Georgia construction, including residential construction in unincorporated county areas.
      “The mandatory codes are applicable to all construction whether or not they are locally enforced”
  • InspectionsLimited

    Inspection and enforcement of state minimum standard construction codes by Georgia local governments.

    • Local governments must adopt reasonable administrative provisions to administer and enforce the state minimum standard codes.
    • Those provisions should include procedures for code enforcement, hearings, appeals from local inspectors, and other procedures necessary for local administration and enforcement.
    • Local-government enforcement powers include inspecting buildings and other structures to ensure code compliance.
    • If a local government chooses to locally enforce any state minimum code, it must enforce the latest editions and DCA-adopted amendments.
    • Local amendments must satisfy the Uniform Codes Act requirements, including that requirements cannot be less stringent than the state minimum code and proposed amendments must be submitted to DCA 60 days before proposed adoption.
    “Inspecting buildings and other structures to ensure compliance with the code;”
  • Certificate of occupancyLimited

    Certificate-of-occupancy issuance for Georgia construction projects where the applicable county or municipality requires or administers one.

    • Only a local governing authority may issue a certificate of occupancy.
    • Inspections may be necessary or required for issuance according to the governing authority's requirements.
    • The cited state materials do not establish a certificate-of-occupancy requirement for every building statewide.
    “Only a local governing authority shall be authorized to issue a certificate of occupancy.”
  • Zoning districtsPartial

    Georgia zoning authority and local zoning-district systems.

    • The state source establishes local-government authority to use zoning but does not publish the zoning districts for any particular parcel, county, or municipality.
    • The applicable zoning ordinance and district must be identified from the parcel's county or municipality.
    “It contains the Zoning Procedures Law which gives local governments the authority to use zoning to manage development activities.”
    One more reviewed finding on this topic
    • Partial — Zoning regulation and zoning districts used to manage development activities in Georgia.
      “It contains the Zoning Procedures Law which gives local governments the authority to use zoning to manage development activities.”
  • Tiny homesLimited

    Site-built or modular tiny homes used as single-family dwelling units in Georgia.

    • Tiny homes that are modular dwellings or site-built dwellings are subject to the applicable Georgia building codes.
    • A tiny home must be approved for siting by the applicable local government; local zoning controls land use, location, height, width, foundation type, stories, and minimum lot or building size.
    • The 2020 Georgia IRC Appendix Q tiny-house provisions are not mandatory unless specifically referenced in the adopted local ordinance.
    • This claim does not establish statewide permission for RV-based or manufactured-home tiny homes, which are subject to different standards.

    tiny house floor area: <= 400 square feet or less, excluding lofts · minimum habitable room size referenced in Georgia amendment: >= 70 square feet (source fact sheet describes the 2012 IRC amendment; current local adoption and code edition must be confirmed)

    “Tiny homes are dwelling units and therefore they are subject to the same building code regulations as any other traditional site-built or stick-built home.”
  • Manufactured homesLimited

    Occupancy of manufactured homes installed in Georgia.

    • The home must qualify as a manufactured dwelling unit and satisfy applicable HUD standards.
    • A licensed installer must obtain the Georgia installation permit for each new or pre-owned manufactured home.
    • The installation must comply with state manufactured-housing rules, including inspection and reporting requirements before release of the completed home set for occupancy.
    • Local zoning, siting, utility, and other lawful local requirements may still affect whether a particular parcel may contain the home.

    minimum manufactured-home size: >= 320 square feet · manufactured-home installation permit fee: 60 USD per home · installation report deadline: 3 business days before completion and release for occupancy

    “Installers must purchase a permit from the Insurance and Safety Fire Commissioner's Office for each new or pre-owned manufactured home installed in Georgia.”
  • Who permits septicMixed (with conditions)

    On-site sewage management systems serving property in Johnson County.

    • Georgia DPH establishes the statewide rules.
    • The County Health Department and County Board of Health perform permitting and inspections under those rules.
    “No person may backfill or use an on-site sewage management system until a final inspection has been made by the County Board of Health, and written approval has been issued by the County Board of Health.”
    One more reviewed finding on this topic
    • Mixed — Statewide regulation of onsite sewage management systems in Georgia, with statewide rules administered through the Georgia Department of Public Health and permits, inspections, and possible supplemental rules handled by County Boards of Health.
      “County Boards of Health [are] also authorized to enact regulations ... provided those county regulations do not contradict those of the Department.”
  • Septic permitRequired

    On-site sewage systems in Johnson County where an on-site system will be used.

    • A County Health Department construction permit must be obtained before physical development or installation.
    • Applications must be written on County Board of Health forms.
    • The County Board of Health must approve or disapprove a completed application within twenty days.
    • Permits are issued only after a favorable site inspection and remain valid for not more than twelve months from issuance.

    application decision period: 20 days (after receipt of a completed application) · permit validity: <= 12 months (from date of issue)

    “No person may begin the physical development of a lot or structure where an on-site sewage management system will be utilized, nor install an on-site sewage management system or component thereof, without having first obtained from the County Health Department a construction permit for the installation of an onsite sewage management system.”
    One more reviewed finding on this topic
    • Required — Construction, repair, replacement, or addition of an onsite sewage management system in Georgia.
      “without having first obtained ... a construction permit”
  • Septic inspectionRequired

    On-site sewage systems in Johnson County.

    • A site inspection is required before issuance of a construction permit.
    • A final inspection and written approval are required before backfilling or using the system.
    • Repairs, replacements, and additions must be permitted and inspected.
    “No person may backfill or use an on-site sewage management system until a final inspection has been made by the County Board of Health, and written approval has been issued by the County Board of Health.”
    One more reviewed finding on this topic
  • Off-grid sanitationLimited

    Off-grid sanitation using privies, approved alternative onsite sewage systems, or certified composting toilets in Georgia.

    • Privies must meet the Manual's minimum design and construction criteria.
    • Alternative onsite sewage systems must be approved by the Department and meet the Manual's minimum design and construction criteria.
    • Composting toilets must be certified by the National Sanitation Foundation to current Standard 41 or certified by the manufacturer as meeting a nationally recognized standard.
    • Applicable County Board of Health permits and inspections remain required where the system is an onsite sewage management system.
    “composting toilets may be considered”
    One more reviewed finding on this topic
    • Allowed (with conditions) — Private sewage disposal without public or community sewer in Johnson County.
      “If public or community sewage treatment systems are not available, the owner of a building, residence, or property that is designed or intended for human occupancy or congregation shall provide an approved on-site sewage management system sufficient for the number of persons normally expected to use or frequent the building, residence or other property for two hours or more.”
  • Well permitLimited

    Domestic and other water-well construction in Georgia.

    • All water wells must comply with the Water Well Standards Act.
    • A water-well contractor must contact the local county health department in advance for site review.
    • Certain county health departments require a well-construction permit before construction.
    • Agricultural irrigation wells require a Letter of Concurrence before drilling begins.
    • Well Construction Data must be sent to the owner and local health department within 30 days after completion.

    well construction data submission deadline: <= 30 days after completion

    “certain county health departments require well construction permits prior to well construction”
  • Mandatory utility hookupSewer (with conditions)

    Buildings, residences, and properties designed or intended for human occupancy or congregation in Georgia when a public or community sewage treatment system is available.

    • Connection is required when a public or community sewage treatment system is available within 200 feet of the property line or in a public right-of-way abutting the property.
    • If an existing onsite sewage system fails, immediate connection to a public or community sewerage system is required if such a system is available.
    • If a public or community sewage treatment system is to be constructed, an existing public or community sewer is to be extended to serve a lot, or an approved onsite sewage management system is to be used, the building sewer must be installed to ensure gravity flow at a self-cleaning velocity throughout.
    • A residential onsite sewage system of less than 2,000 gallons per day that is failing may be exempted from connecting to sewer if repair or replacement meets the Manual for Onsite Sewage Management Systems criteria and the County Board of Health determines that sufficient area and usable soils exist.

    sewer availability distance: <= 200 feet from property line (A public right-of-way abutting the property is an alternative availability condition.) · failing residential onsite sewage system flow: < 2000 gallons per day (The County Board of Health must determine sufficient area and usable soils, and repair or replacement must meet the Manual for Onsite Sewage Management Systems criteria.)

    “Connection shall be made to a public or community sewage treatment system if such system is available within two hundred feet (200') of the property line, or available in a public right-of-way abutting the property. [...] If an existing on-site sewage system fails, immediate connection shall be made to a public or community sewerage system if such a system is available. (b) A residential on-site sewage system of less than two thousand gallons per day that is failing may be exempted from connecting to sewer if the repair or replacement of the system will meet the criteria set forth in the Manual for Onsite Sewage Management Systems and has sufficient area and usable soils as determined by the County Board of Health.”
    One more reviewed finding on this topic
    • Sewer (with conditions) — Properties using on-site sewage systems or connecting to public/community sewer in Johnson County.
      “Connection shall be made to a public or community sewage treatment system if such system is available within two hundred feet (200') of the property line, or available in a public right-of-way abutting the property.”
  • Agricultural exemptionAvailable (with conditions)

    Bona fide agricultural and/or timber property qualifying for Georgia conservation-use current-use assessment.

    • The property must be devoted to a qualifying conservation use.
    • The property must be maintained in a qualifying use for ten years.
    • The owner must file the application with the county board of tax assessors by the county deadline for filing ad valorem tax returns.
    • This is a property-tax assessment benefit and does not itself establish an exemption from local zoning or building regulations.

    assessment basis: 40 percent of current use value · minimum covenant period: >= 10 years

    “Real property that is devoted to bona fide conservation uses is assessed at 40% of its current use value.”
    2 more reviewed findings on this topic
    • Available (with conditions) — Farm buildings or structures qualifying under Georgia law for exemption from the state minimum standard building codes.
      “exempts such buildings from the state minimum standard building codes.”
    • Available (with conditions) — Crop-management and animal-husbandry practices involved in producing agricultural or farm products on private property in Georgia.
      “regulating crop management or animal husbandry practices involved in the production of agricultural or farm products on any private property.”
  • Driveway accessRequired

    Construction or non-routine maintenance involving driveways or other permit work within a Georgia State Highway Right-of-Way.

    • Applications must be made at the appropriate GDOT District office.
    • Commercial driveway applications go to the District Traffic Operations Office.
    • Residential driveway and temporary-use driveway applications go to the District Area Office.
    • The applicant must be the property owner, lessor, or authorized representative of the entity owning or leasing the abutting property; lease and written-authorization conditions apply as stated in the manual.
    • Commercial or special encroachment applications may also be submitted through GPAS AMPS.
    “A permit is required prior to performing any construction work or non-routine maintenance within the State Highway Right-of-Way.”
  • Building in a floodplainRequired

    Development located within a floodplain in Johnson County, subject to applicable local and state permitting authorities.

    • Floodplain permits and regulatory approvals may be required for development and some maintenance activities.
    • Projects in a floodway require review for increased flood heights and may require an engineering analysis and certification before a permit.
    • Local building permits, stream-buffer variances, erosion-and-sedimentation approvals, and federal permits may also apply depending on the project.

    state stream buffer: 25 feet (intermittent and permanent streams; trout streams have a 50-foot state buffer) · trout-stream buffer: 50 feet (state protection)

    “Permits will be required for any development located within the floodplain, and for some maintenance activities as well.”
    One more reviewed finding on this topic
    • Limited — Development in flood-prone areas in Georgia communities participating in the National Flood Insurance Program.
      “The maps and products are used by the communities to administer their floodplain management ordinances.”
  • Short-term rentalsLimited

    Property-management services for Georgia properties available for less than 90 days' occupancy by guests or occupants; this is a conditional exemption from Chapter 40 of Title 43 and does not eliminate applicable zoning, tax, licensing, permit, or other local requirements.

    • The property manager must enter into a written agreement with the owner specifying all management terms and conditions, reporting of income and expenses, and remitting income to the owner.
    • The management agreement must not allow the property manager to rent or lease the property, and the guest or occupant agreement must not be a lease or rental agreement.
    • Applicable zoning laws must not prohibit short-term occupancy uses of the property.
    • The guest's or occupant's occupancy must be for less than 90 days.
    • No deposit may exceed the cost of the rental required for the minimum rental period.
    • The guest or occupant must pay required state or local sales taxes or excise taxes on rooms, lodgings, and accommodations, and the property manager must have required state or local business licenses or permits.
    • The property manager must have authority to specify the rooms or units the guest or occupant will occupy.
    • No extra charge may be made for basic utilities.
    • Notice is not required for a guest or occupant to terminate occupancy of the room or unit, except as provided under Article 1 of Chapter 21 of Title 43.
    • The room or unit must not be the guest's or occupant's permanent residence.
    • The cited enactment concerns exemption from real-estate-broker licensing requirements; it is not a statewide authorization overriding local short-term-rental ordinances or private restrictions.

    maximum occupancy duration: < 90 days (The condition requires occupancy for less than 90 days.)

    “(a) Except as otherwise provided, this chapter shall not apply to: [...] (11) Any person who provides property management services on properties available for less than 90 days' occupancy by guests or occupants and meets all of the following conditions:”
  • Permit processPartial

    Administration and enforcement of state minimum standard construction codes in Georgia.

    • Local governments must adopt reasonable administrative provisions to administer and enforce the state minimum standard codes.
    • Local enforcement procedures may include inspections, permits, hearings, appeals, and local code-enforcement arrangements.
    • If a local government chooses to enforce a state code, it must enforce the latest editions and DCA amendments.
    “local governments must adopt reasonable administrative provisions.”
  • county zoning authorityGeneral

    Georgia counties exercising zoning power over unincorporated areas within their territorial boundaries.

    • The Zoning Procedures Law confirms local-government zoning authority generally; it does not require a local government to exercise zoning power.
    • For counties, territorial boundaries are the unincorporated areas and certain areas defined in O.C.G.A. § 36-70-2(5.1).
    • County zoning ordinances and zoning decisions remain subject to the statutory minimum procedures, including public-hearing and notice requirements.
    • The statute defines zoning to include districting property for various uses, prohibiting other uses within zones or districts, and regulating development and improvement of real estate within those zones or districts.
    “While recognizing and confirming the authority of local governments to exercise zoning power within their respective territorial boundaries [...] “Local government” means any county or municipality”
  • county building authorityGeneral

    Georgia counties administering and enforcing state minimum construction codes, including residential construction in unincorporated areas.

    • Local governments must adopt reasonable administrative provisions for administering and enforcing state minimum standard codes.
    • Those administrative powers include inspecting buildings, employing inspectors and other personnel, requiring permits and establishing permit charges, and contracting with other local governments for code enforcement.
    • A local government may choose which mandatory state codes it locally enforces, but any mandatory code locally enforced must use the latest edition and DCA amendments.
    • Local amendments may not be less stringent than the state minimum code, must be based on local climatic, geologic, topographic, or public-safety factors, require legislative findings identifying the need, and must be submitted to DCA 60 days before proposed adoption.
    • Local amendments must be filed with DCA after adoption.
    “These powers include: [...] Requiring permits and to establishment charges for said permits; and Contracting with other local governments for code enforcement.”

Still unanswered

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

  • County-wide zoning — Countywide zoning authority in Johnson County, including unincorporated areas.
  • Local zoning — Aggregate local zoning status across Johnson County municipalities and unincorporated areas.
  • Minimum dwelling size — Minimum dwelling size in Johnson County.
  • Lot coverage — Lot-coverage limits in Johnson County.
  • Building height — Building-height limits in Johnson County.
3 more unanswered
  • Living in an RV
  • Camping on your land
  • Accessory dwellings

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 Johnson County, Georgia

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

Johnson County scores 74/100 on the Bolthole Index, a strong county profile. Its strengths: manageable long-term carry cost and mixed durability signals.

Do you need a building permit in Johnson County, Georgia?

Johnson County requires a building permit only in limited cases (such as floodplains or specific zones). Onsite septic is permitted by South Central Health District - Environmental Health (Johnson County). Owner-builders may act as their own contractor to build their home. 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 Johnson County, Georgia?

Land in Johnson County runs about $2,716 per acre, based on the latest county data.

What is the water situation in Johnson County?

Johnson County gets about 46.7" of rain a year, with severe drought in roughly 12% of years.

How remote is Johnson County?

A representative private-land location has about 28,419 people within a 30-minute drive and 2,114,568 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.

How Johnson compares in Georgia

Compare side-by-side →See all 159 Georgia counties ranked →