Minnesota · FIPS 27087 · County seat: Mahnomen
Mahnomen County, MN GIS & Parcel Viewer
Parcel lookups for Mahnomen County start at Tax Parcel Viewer for Mahnomen County. This page gives you that official link, notes on how the viewer works, and links to the counties next door.
Open the Mahnomen County parcel map ↗
Opens mahnomencountymn.maps.arcgis.com in a new tab. We link out and never embed or copy parcel data.
Quick facts
| Official map | Tax Parcel Viewer for Mahnomen County |
|---|---|
| Type | County-run map |
| Website | mahnomencountymn.maps.arcgis.com |
| Access | Free, no login (checked Oct 2026) |
| County seat | Mahnomen |
| Population | 5,280 (2023 Census Bureau estimate) |
| Land area | 558 sq mi |
| FIPS code | 27087 |
About the official source
Mahnomen County runs this viewer (directly or through a contracted vendor), which makes it the closest thing to the source for local parcel lines. When we tested the link in October 2026 it opened with no login and no fee.
Searching for a parcel, step by step
- 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.
The county in brief
Mahnomen County had an estimated 5,280 residents in 2023, according to the Census Bureau. With about 558 square miles of land, that works out to roughly 9.5 people per square mile. That makes it number 82 out of 87 Minnesota counties by population. The county seat is Mahnomen.
Neighboring counties
Mahnomen County shares a border with the counties below. Each link has its own official map:
Before you rely on the lines
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.