New Mexico · FIPS 35017 · County seat: Silver City
Grant County, NM GIS & Parcel Viewer
Grant County, New Mexico parcel data lives on NM Office of the State Engineer County Parcels 2025 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 Grant County statewide map ↗
Opens arcgis.com in a new tab. We link out and never embed or copy parcel data.
Map and county facts
| Official map | NM Office of the State Engineer County Parcels 2025 layer (ArcGIS Map Viewer) |
|---|---|
| Type | Statewide map (covers all of New Mexico) |
| Website | arcgis.com |
| Access | Free, no login (checked Oct 2026) |
| County seat | Silver City |
| Population | 27,472 (2023 Census Bureau estimate) |
| Land area | 3,961 sq mi |
| FIPS code | 35017 |
About the official source
The link goes to a statewide map (NM Office of the State Engineer County Parcels 2025 layer (ArcGIS Map Viewer)). It shows parcels for Grant County along with the rest of New Mexico. Because a state agency compiles this layer from local data, check with the Grant County assessor or recorder before relying on a recent change. As of our October 2026 test, anyone could open it without signing in or paying.
Searching for a parcel, step by step
- Open the statewide map with the button above.
- Search for an address in Grant County, or zoom to the county on the map.
- Click a parcel to see the attributes the state layer includes.
- Write down the parcel number and use it for records searches with the Grant County assessor or recorder.
Rural addresses don't always geocode well. When that happens, zoom in by hand and click the parcel, or search by owner name.
The county in brief
Grant County had an estimated 27,472 residents in 2023, according to the Census Bureau. With about 3,961 square miles of land, that works out to roughly 6.9 people per square mile. Among New Mexico's 33 counties, it is the 15th largest by population. Silver City serves as the county seat.
Neighboring counties
Grant County shares a border with the counties below. Each link has its own official map:
Maps vs. surveys
The lines you see online are approximate. They're good for finding a lot and its parcel number, but a legal boundary question needs the recorded plat or a surveyor.