THE CAYUSE LAND BRIEF
Land in the
Umatilla Plateau setting.
Cayuse CDP has 2.88 square miles of land in Umatilla County. Its Census reference point is in Umatilla Plateau, 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
Cayuse and Umatilla County
Cayuse is associated with Umatilla County in the Census boundary data. Start with the parcel’s tax bill to match the property to that jurisdiction, then confirm which government handles its land use.
Cayuse by land and water
The Census records 0 square miles of water within Cayuse, or 0% of its total area. It is 0.5 percentage points lower than the 0.5% recorded for Umatilla County. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Cayuse CDP has 80.4% of the land area of nearby Kirkpatrick CDP (3.59 square miles). These areas describe boundaries, not comparable property prices.

