Ohio · FIPS 39053 · County seat: Gallipolis
Gallia County, OH GIS & Parcel Viewer
Gallia County, Ohio parcel data lives on the Gallia County parcel map. Open it below in a new tab, then use the short steps on this page to find a property fast.
Open the Gallia County parcel map ↗
Opens auditor.gallianet.net in a new tab. We link out and never embed or copy parcel data.
Quick facts
| Official map | Gallia County parcel map |
|---|---|
| Type | County-run map |
| Website | auditor.gallianet.net |
| Access | Free, no login (checked Oct 2026) |
| County seat | Gallipolis |
| Population | 28,986 (2023 Census Bureau estimate) |
| Land area | 467 sq mi |
| FIPS code | 39053 |
About the official source
This map is published by or for Gallia County itself, so it reflects the local parcel layer rather than a third-party copy. Our October 2026 check found the map open to the public, with no account or payment needed.
Finding a property on this map
- Press the button above to open the county's own web map.
- Search for the property or pan and zoom to it.
- Click the lot to bring up what the county publishes about it.
- Look for print or measure tools if you need a quick map or rough size.
If an address search comes up empty, try the parcel number from a tax bill or deed instead, or click the lot on the map.
The county in brief
Gallia County had an estimated 28,986 residents in 2023, according to the Census Bureau. With about 467 square miles of land, that works out to roughly 62 people per square mile. Among Ohio's 88 counties, it is the 73rd largest by population. Its county seat is Gallipolis.
Neighboring counties
Parcels close to the edge of Gallia County can fall in the next county over. Neighboring counties:
- Jackson County (state list)
- Lawrence County
- Meigs County (state list)
- Vinton County
- Cabell County, WV
- Mason County, WV
Maps vs. surveys
Keep in mind that a GIS parcel layer is a tax map, not a survey. For exact boundaries, look at the recorded deed and plat or hire a licensed land surveyor.