Wisconsin · FIPS 55083 · County seat: Oconto
Oconto County, WI GIS & Parcel Viewer
Here is the direct link to the county parcel map covering Oconto County, WI: the Oconto County parcel map. Below you'll find basic facts about the county, steps for using the viewer, and nearby counties.
Open the Oconto County parcel map ↗
Opens oc17maps.co.oconto.wi.us in a new tab. We link out and never embed or copy parcel data.
Quick facts
| Official map | Oconto County parcel map |
|---|---|
| Type | County-run map |
| Website | oc17maps.co.oconto.wi.us |
| Access | Free, no login (checked Oct 2026) |
| County seat | Oconto |
| Population | 39,775 (2023 Census Bureau estimate) |
| Land area | 997 sq mi |
| FIPS code | 55083 |
Who runs this map
Oconto County runs this viewer (directly or through a contracted vendor), which makes it the closest thing to the source for local parcel lines. Our October 2026 check found the map open to the public, with no account or payment needed.
How to use the Oconto County viewer
- 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.
Oconto County by the numbers
Oconto County had an estimated 39,775 residents in 2023, according to the Census Bureau. With about 997 square miles of land, that works out to roughly 40 people per square mile. That makes it number 38 out of 72 Wisconsin counties by population. Another 151 square miles of water fall within its lines, according to Census mapping. Its county seat is Oconto.
Counties next to Oconto County
If the property sits near a county line, the parcel may belong to a neighbor. These counties border Oconto County:
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.