THE LATAH COUNTY LAND BRIEF
Land in the
Northern Idaho Hills and Low Relief Mountains setting.
Latah County has 1,075.9 square miles of land in Idaho. 5 mapped landscape regions meet across Latah County: Northern Idaho Hills and Low Relief Mountains, Palouse Hills, Grassy Potlatch Ridges, among others.
The Northern Rockies contain rugged ranges, glacial lakes and mixed conifer forests. Moist Pacific influences reach some inland valleys, producing forest communities unlike the drier mountain regions farther south.
Regional context: Northern Rockies ↗ · Regional mapping across the county footprint
Where the landscape changes
Latah County intersects 5 mapped regional units. The largest mapped shares are:
- Northern Idaho Hills and Low Relief Mountains38.1%
- Palouse Hills22.5%
- Grassy Potlatch Ridges22%
- St. Joe Schist-Gneiss Zone10.5%
- Lower Clearwater Canyons6.9%
Columbia Plateau in Latah County
Basalt underlies this dry plateau of grassland and sagebrush. Windblown soils cover some uplands, while ancient flood paths exposed rock across the region's scabland terrain.
Read the regional source ↗Finding your parcel within Latah County
The atlas lists 11 cities, towns, townships, and Census communities associated with Latah County, including Moscow, Viola, Troy. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Latah County by land and water
The Census records 0.92 square miles of water within Latah County, or 0.1% of its total area. That share is close to Latah County’s 0.1%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Latah County has 1,360.1 times the land area of nearby Troy city (0.79 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Benewah County, Clearwater County, Nez Perce County, Shoshone County within Idaho. A tract near one of these lines should be matched to the county identifier on its own records.

