Ohio · FIPS 39165 · County seat: Lebanon
Warren County, OH GIS & Parcel Viewer
Warren County, Ohio parcel data lives on Ohio Statewide Parcels layer (ArcGIS Map Viewer). Open it below in a new tab, then use the short steps on this page to find a property fast.
Open the Warren County statewide map ↗
Opens arcgis.com in a new tab. We link out and never embed or copy parcel data.
Warren County at a glance
| Official map | Ohio Statewide Parcels layer (ArcGIS Map Viewer) |
|---|---|
| Type | Statewide map (covers all of Ohio) |
| Website | arcgis.com |
| Access | Free, no login (checked Oct 2026) |
| County seat | Lebanon |
| Population | 252,148 (2023 Census Bureau estimate) |
| Land area | 401 sq mi |
| FIPS code | 39165 |
Who runs this map
Warren County doesn't have its own viewer in our directory, so we point you to a statewide map: Ohio Statewide Parcels layer (ArcGIS Map Viewer). Zoom in on Warren County to see its parcels. Statewide parcel layers are usually stitched together from county files, so the newest splits or sales may show up on the county's own records first. When we tested the link in October 2026 it opened with no login and no fee.
Finding a property on this statewide map
- Press the button to load the statewide viewer, then move the map to Warren County.
- Use the viewer's search tool to find an address or parcel, if it has one.
- Click a lot to read its details.
- For deeds, taxes or official copies, take the parcel number to the county's own offices.
Have a tax bill handy? The parcel or account number on it is usually the fastest way to search.
Warren County by the numbers
Census Bureau figures put Warren County at about 252,148 people (2023 estimate) on roughly 401 square miles of land, which is about 629 residents per square mile. That makes it number 10 out of 88 Ohio counties by population. Lebanon serves as the county seat.
Counties next to Warren County
If the property sits near a county line, the parcel may belong to a neighbor. These counties border Warren County:
- Butler County
- Clermont County
- Clinton County (state list)
- Greene County
- Hamilton County (state list)
- Montgomery County
A note on accuracy
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.