Idaho · FIPS 16061 · County seat: Nezperce
Lewis County, ID GIS & Parcel Viewer
Use this page to reach the official county parcel map for Lewis County, Idaho. The button below opens Lewis County Parcels in a new tab, so you can look up parcels by address, owner or parcel number on the source site itself.
Open the Lewis County parcel map ↗
Opens experience.arcgis.com in a new tab. We link out and never embed or copy parcel data.
Map and county facts
| Official map | Lewis County Parcels |
|---|---|
| Type | County-run map |
| Website | experience.arcgis.com |
| Access | Free, no login (checked Oct 2026) |
| County seat | Nezperce |
| Population | 3,739 (2023 Census Bureau estimate) |
| Land area | 479 sq mi |
| FIPS code | 16061 |
Where the parcel data comes from
Lewis County runs this viewer (directly or through a contracted vendor), which makes it the closest thing to the source for local parcel lines. As of our October 2026 test, anyone could open it without signing in or paying.
Finding a property on this map
- Press the button above; an ArcGIS Experience Builder app opens in a new tab. Accept any splash or disclaimer screen.
- Search by address or parcel ID, or pan to the area.
- Select a parcel to view the information the publisher makes available.
- Explore the app's panels for layers, legends or printing.
Many parcel sites expect owner names last name first. If a full name finds nothing, try just the surname.
About Lewis County
Census Bureau figures put Lewis County at about 3,739 people (2023 estimate) on roughly 479 square miles of land, which is about 7.8 residents per square mile. By population it ranks 41st of 44 counties in Idaho. Its county seat is Nezperce.
Nearby parcel maps
If the property sits near a county line, the parcel may belong to a neighbor. These counties border Lewis County:
Maps vs. surveys
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.