THE CARTER COUNTY LAND BRIEF
Land in the
Southern Crystalline Ridges and Mountains setting.
Carter County has 341.3 square miles of land in Tennessee. 6 mapped landscape regions meet across Carter County: Southern Crystalline Ridges and Mountains, Southern Sedimentary Ridges, Southern Limestone/Dolomite Valleys and Low Rolling Hills, among others.
Forested ridges, plateaus and high mountains extend through the Blue Ridge. Elevation, rainfall and sheltered coves create marked differences in forest communities across short distances.
Regional context: Blue Ridge ↗ · Regional mapping across the county footprint
Where the landscape changes
Carter County intersects 6 mapped regional units. The largest mapped shares are:
- Southern Crystalline Ridges and Mountains37%
- Southern Sedimentary Ridges33.6%
- Southern Limestone/Dolomite Valleys and Low Rolling Hills19%
- Limestone Valleys and Coves5.9%
- Southern Shale Valleys3.2%
Ridge and Valley in Carter County
Long, roughly parallel ridges and valleys follow folded and faulted rock layers. Limestone valleys, sandstone ridges and other geologic contrasts produce varied terrain and numerous regional springs and caves.
Read the regional source ↗Finding your parcel within Carter County
The atlas lists 11 cities, towns, townships, and Census communities associated with Carter County, including Johnson City, Elizabethton, Roan Mountain. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Carter County by land and water
The Census records 6.41 square miles of water within Carter County, or 1.8% of its total area. That share is close to Carter County’s 1.8%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Carter County has 78.3 times the land area of nearby Hampton CDP (4.36 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Johnson County, Sullivan County, Unicoi County, Washington County within Tennessee. A tract near one of these lines should be matched to the county identifier on its own records.

