THE COULEE DAM LAND BRIEF
Land in the
Channeled Scablands setting.
Coulee Dam town has 0.72 square miles of land in Douglas County, Grant County, Okanogan County. Its Census reference point is in Channeled Scablands, within Columbia Plateau.
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.
Regional context: Columbia Plateau ↗ · Classification at the Census reference point
One place name. 3 county geographies.
Coulee Dam intersects 3 county geographies: Douglas County, Grant County, Okanogan County. A Coulee Dam mailing address alone cannot choose the right record office; use the county and parcel identifier on the tax bill or deed.
Coulee Dam by land and water
The Census records 0.07 square miles of water within Coulee Dam, or 9.4% of its total area. It is 2.6 percentage points higher than the 6.8% recorded for Washington. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Coulee Dam town has 57% of the land area of nearby Grand Coulee city (1.26 square miles). These areas describe boundaries, not comparable property prices.

