THE WHEELER COUNTY LAND BRIEF
Land in the
John Day/Clarno Uplands setting.
Wheeler County has 1,716 square miles of land in Oregon. 6 mapped landscape regions meet across Wheeler County: John Day/Clarno Uplands, John Day/Clarno Highlands, Mesic Forest Zone, among others.
The Blue Mountains combine open mountain ranges and dissected volcanic uplands. The Wallowa and Elkhorn high country includes older granitic and metamorphic rocks above the surrounding lava landscape.
Regional context: Blue Mountains ↗ · Regional mapping across the county footprint
Where the landscape changes
Wheeler County intersects 6 mapped regional units. The largest mapped shares are:
- John Day/Clarno Uplands61.6%
- John Day/Clarno Highlands30.5%
- Mesic Forest Zone3.9%
- Umatilla Dissected Uplands2.2%
- Deschutes/John Day Canyons1.6%
Columbia Plateau in Wheeler 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 Wheeler County
The atlas lists 3 cities, towns, townships, and Census communities associated with Wheeler County, including Mitchell, Fossil, Spray. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Wheeler County by land and water
The Census records 0.48 square miles of water within Wheeler County, or 0% of its total area. That share is close to Wheeler County’s 0%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Wheeler County has 1,342.7 times the land area of nearby Mitchell city (1.28 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Crook County, Gilliam County, Grant County, Jefferson County, Morrow County, Wasco County within Oregon. A tract near one of these lines should be matched to the county identifier on its own records.

