THE POWER COUNTY LAND BRIEF
Land in the
Sagebrush Steppe Valleys setting.
Power County has 1,403.8 square miles of land in Idaho. 6 mapped landscape regions meet across Power County: Sagebrush Steppe Valleys, Eastern Snake River Basalt Plains, Semiarid Hills and Low Mountains, among others.
Lava plains, stony uplands, dry valleys and scattered ranges form the Northern Basin and Range. Sagebrush and grassland give way to juniper and other woodland in higher or rockier settings.
Regional context: Northern Basin and Range ↗ · Regional mapping across the county footprint
Where the landscape changes
Power County intersects 6 mapped regional units. The largest mapped shares are:
- Sagebrush Steppe Valleys28.4%
- Eastern Snake River Basalt Plains26.1%
- Semiarid Hills and Low Mountains24.6%
- Upper Snake River Plain9.3%
- High Elevation Forests and Shrublands7.7%
Snake River Plain in Power County
The Snake River Plain is lower and gentler than its surrounding mountains. Alluvial valleys, sagebrush-covered plains, low hills and scattered lava fields form its principal landscape patterns.
Read the regional source ↗Finding your parcel within Power County
The atlas lists 4 cities, towns, townships, and Census communities associated with Power County, including Pocatello, Arbon Valley, American Falls. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Power County by land and water
The Census records 38.3 square miles of water within Power County, or 2.7% of its total area. That share is close to Power County’s 2.7%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Power County has 869.8 times the land area of nearby American Falls city (1.61 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Bannock County, Bingham County, Blaine County, Cassia County, Oneida County within Idaho. A tract near one of these lines should be matched to the county identifier on its own records.

