THE POWDER RIVER COUNTY LAND BRIEF
Land in the
Montana Central Grasslands setting.
Powder River County has 3,298.2 square miles of land in Montana. 3 mapped landscape regions meet across Powder River County: Montana Central Grasslands, Pine Scoria Hills, Mesic Dissected Plains.
Rolling semiarid plains are punctuated by buttes, badlands and river breaks. Much of the regional terrain developed on sandstone, siltstone and shale without the leveling influence of continental glaciers.
Regional context: Northwestern Great Plains ↗ · Regional mapping across the county footprint
Where the landscape changes
Powder River County intersects 3 mapped regional units. The largest mapped shares are:
- Montana Central Grasslands56.7%
- Pine Scoria Hills35.5%
- Mesic Dissected Plains7.8%
Finding your parcel within Powder River County
The atlas lists 2 cities, towns, townships, and Census communities associated with Powder River County, including Biddle, Broadus. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Powder River County by land and water
The Census records 0.61 square miles of water within Powder River County, or 0% of its total area. That share is close to Powder River County’s 0%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Powder River County has 9,369.9 times the land area of nearby Broadus town (0.35 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Big Horn County, Carter County, Custer County, Rosebud County within Montana. A tract near one of these lines should be matched to the county identifier on its own records.

