THE SUMMIT COUNTY LAND BRIEF
Land in the
Mid-Elevation Uinta Mountains setting.
Summit County has 1,870.7 square miles of land in Utah. 8 mapped landscape regions meet across Summit County: Mid-Elevation Uinta Mountains, Semiarid Foothills, Uinta Subalpine Forests, among others.
High, steep mountains and narrow valleys form the core of the Wasatch and Uinta ranges. Woodland, aspen and conifers change with elevation, with dissected plateaus along parts of the margins.
Regional context: Wasatch and Uinta Mountains ↗ · Regional mapping across the county footprint
Where the landscape changes
Summit County intersects 8 mapped regional units. The largest mapped shares are:
- Mid-Elevation Uinta Mountains32.8%
- Semiarid Foothills28%
- Uinta Subalpine Forests14.1%
- Alpine Zone8.8%
- Mountain Valleys5.2%
Wyoming Basin in Summit County
A broad dry basin is interrupted by hills and low mountains. Grassland and shrubland dominate the regional setting between the more heavily forested surrounding ranges.
Read the regional source ↗Finding your parcel within Summit County
The atlas lists 18 cities, towns, townships, and Census communities associated with Summit County, including Park City, Summit Park, Silver Summit. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Summit County by land and water
The Census records 10.1 square miles of water within Summit County, or 0.5% of its total area. That share is close to Summit County’s 0.5%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Summit County has 264.7 times the land area of nearby Oakley city (7.07 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Daggett County, Duchesne County, Morgan County, Rich County, Salt Lake County, Wasatch County within Utah. A tract near one of these lines should be matched to the county identifier on its own records.

