Ohio · FIPS 39017 · County seat: Hamilton
Butler County, OH GIS & Parcel Viewer
Here is the direct link to the county parcel map covering Butler County, OH: the Butler County ArcGIS parcel map. Below you'll find basic facts about the county, steps for using the viewer, and nearby counties.
Open the Butler County parcel map ↗
Opens maps.butlercountyauditor.org in a new tab. We link out and never embed or copy parcel data.
Quick facts
| Official map | Butler County ArcGIS parcel map |
|---|---|
| Type | County-run map |
| Website | maps.butlercountyauditor.org |
| Access | Free, no login (checked Oct 2026) |
| County seat | Hamilton |
| Population | 393,043 (2023 Census Bureau estimate) |
| Land area | 467 sq mi |
| FIPS code | 39017 |
About the official source
It is a county-level map: Butler County or the company it hires keeps the parcel layer up to date. When we tested the link in October 2026 it opened with no login and no fee.
Finding a property on this map
- Open the official link. The viewer is built with ArcGIS Web AppBuilder; if a disclaimer pops up, accept it to continue.
- Use the search widget, usually in the upper left, to find a street address or parcel ID.
- Click a parcel to open its info window.
- The widget bar holds extras such as the layer list, basemap switcher, measure and print tools.
Have a tax bill handy? The parcel or account number on it is usually the fastest way to search.
About Butler County
The U.S. Census Bureau estimated Butler County's population at 393,043 in 2023, spread over about 467 square miles of land, or roughly 842 people per square mile. Among Ohio's 88 counties, it is the 7th largest by population. The county seat is Hamilton.
Counties next to Butler County
If the property sits near a county line, the parcel may belong to a neighbor. These counties border Butler County:
- Hamilton County (state list)
- Montgomery County
- Preble County
- Warren County
- Dearborn County, IN
- Franklin County, IN
- Union County, IN
Maps vs. surveys
Treat the map as a guide, not a boundary survey: parcel outlines are often shifted a bit from the real corners. A licensed surveyor settles exact lines.