THE BAKER COUNTY LAND BRIEF
Land in the
Continental Zone Foothills setting.
Baker County has 3,068 square miles of land in Oregon. 11 mapped landscape regions meet across Baker County: Continental Zone Foothills, Melange, 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
Baker County intersects 11 mapped regional units. The largest mapped shares are:
- Continental Zone Foothills51.1%
- Melange19.8%
- Mesic Forest Zone8.3%
- Wallowas/Seven Devils Mountains6.6%
- Blue Mountain Basins6.1%
Snake River Plain in Baker 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 Baker County
The atlas lists 8 cities, towns, townships, and Census communities associated with Baker County, including Baker City, Sumpter, Haines. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Baker County by land and water
The Census records 20 square miles of water within Baker County, or 0.6% of its total area. That share is close to Baker County’s 0.6%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Baker County has 425.3 times the land area of nearby Baker City city (7.21 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Grant County, Malheur County, Union County, Wallowa County within Oregon. A tract near one of these lines should be matched to the county identifier on its own records.

