Jackson County, OH zoning map, flood zone and property lines by address
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Towns in Jackson County: Jackson, Wellston, Oak Hill.
Flood zone by address
ParcelSheet reads FEMA's National Flood Hazard Layer at the lot: the zone, whether it is a high risk area where lenders ask for flood insurance, and the base flood elevation where FEMA lists one. FEMA's countywide study for Jackson County has 37 FIRM panels, the newest effective December 2009; no coastal V zones are mapped in it.
The official panel and any Letter of Map Amendment are at FEMA's Map Service Center. An elevation certificate for a Jackson house comes from a licensed surveyor and is often on file with the county or city building office.
Property lines
The parcel outline, parcel number and mapped size come from the Ohio statewide parcel layer (OGRIP, Ohio Department of Natural Resources, from each county auditor), so a Jackson lot shows the same lines the county auditor draws. Jackson County covers about 268,999 acres of land and 783 acres of water.
Mapped lines are approximate. The Jackson County auditor keeps the parcel record (Jackson County website); a licensed surveyor sets the true corners.
Zoning
In Ohio zoning is set by the county, the township or the city or village, depending on where the lot is: in Jackson County, Jackson, Wellston, Oak Hill each zone the land inside their limits. ParcelSheet shows the use code on the lot's parcel record and the municipality it sits in; the county, township or city zoning office has the district, the uses it allows and the lot size it needs. The Jackson County website lists the county's municipalities.
ADU and guest houses
Under Ohio's zoning laws (Ohio Revised Code chapters 303, 519 and 713), the county, the township or the city or village, depending on where the lot is can allow an accessory dwelling unit on a lot with a house. Whether a Jackson lot can add one depends on its district; the county, township or city zoning office has the rule. ParcelSheet shows the mapped lot size and the ground's slope, the first two things the question turns on.
Septic and soil
ParcelSheet reads the USDA soil survey at the lot: the soil's name, its septic absorption rating and whether it is prime farmland. Jackson County is soil survey area OH079, Jackson County, Ohio, last updated September 2026, on Web Soil Survey.
A new or changed septic system in Jackson County needs a permit from the Jackson County local health district under the Ohio sewage treatment system rules (Ohio Administrative Code 3701-29).
Setbacks
Setbacks in Jackson County come from the zoning district: the front, side and rear distances a house must keep. ParcelSheet does not draw setback lines; the county, township or city zoning office gives them for the lot's district, and Jackson, Wellston, Oak Hill for land inside their limits.
Hazards that apply
- Wetlands and wildfire. ParcelSheet shows the National Wetlands Inventory near a Jackson lot and the Forest Service wildfire hazard rating at it.
Questions
Is my house in a flood zone in Jackson County?
Type the address in the box above and ParcelSheet reads FEMA's flood zone at the lot's center. FEMA's countywide flood map for Jackson County has 37 panels, the newest effective December 2009. A lender or insurer uses the official FIRM panel; FEMA's Map Service Center has it.
How do I find property lines in Jackson County?
Open the Ohio map, type the address, and the parcel outline from the Jackson County auditor shows on the map with its parcel number and mapped size. Mapped lines are approximate; only a licensed surveyor sets the true corners.
What is my property zoned in Jackson County?
Zoning in Jackson County is set by the county, the township or the city or village, depending on where the lot is (such as Jackson, Wellston). ParcelSheet shows the use code on the parcel record and names the municipality; the county, township or city zoning office has the final word.
Can I build an ADU in Jackson County?
Under Ohio's zoning laws (Ohio Revised Code chapters 303, 519 and 713), the county, the township or the city or village, depending on where the lot is can allow an accessory dwelling unit, and each sets its own rules. In Jackson County ask the county, township or city zoning office for the lot's district first; ParcelSheet shows the lot size as mapped so you can see the room you have.
Do I need a septic permit in Jackson County?
Yes. A new or changed septic system in Jackson County needs a permit from the Jackson County local health district under the Ohio sewage treatment system rules (Ohio Administrative Code 3701-29). ParcelSheet shows the USDA soil survey's septic rating at the lot, from survey area OH079 (Jackson County, Ohio).
What can I build on 5 acres in Jackson County?
Zoning in Jackson County is set by the county, the township or the city or village, depending on where the lot is (such as Jackson, Wellston). The zoning district decides the uses, how many homes and the smallest lot it allows on 5 acres. ParcelSheet shows the lot size as mapped and the use code on the parcel record; the county, township or city zoning office has the district and its rules. See the Jackson County website.
What are the residential setbacks in Jackson County (2026)?
Setbacks in Jackson County come from the zoning code of the municipality the lot sits in: the front, side and rear distances depend on the lot's district. ParcelSheet does not draw setback lines or give a number it did not read; the county, township or city zoning office gives them for the district. See the Jackson County website.
Next to Jackson County: Gallia County, Lawrence County, Pike County, Ross County, Scioto County, Vinton County.
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