THE CALHOUN COUNTY LAND BRIEF
Land in the
Atlantic Southern Loam Plains setting.
Calhoun County has 381.1 square miles of land in South Carolina. 3 mapped landscape regions meet across Calhoun County: Atlantic Southern Loam Plains, Sand Hills, Southeastern Floodplains and Low Terraces.
Irregular plains of sand, silt and clay support a mix of pine and hardwood landscapes. The region has more relief than the lower coastal plain, with generally gentle stream gradients.
Regional context: Southeastern Plains ↗ · Regional mapping across the county footprint
Where the landscape changes
Calhoun County intersects 3 mapped regional units. The largest mapped shares are:
- Atlantic Southern Loam Plains67.2%
- Sand Hills23.6%
- Southeastern Floodplains and Low Terraces9.2%
Finding your parcel within Calhoun County
The atlas lists 2 cities, towns, townships, and Census communities associated with Calhoun County, including Cameron, St. Matthews. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Calhoun County by land and water
The Census records 11.3 square miles of water within Calhoun County, or 2.9% of its total area. That share is close to Calhoun County’s 2.9%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Calhoun County has 198.3 times the land area of nearby St. Matthews town (1.92 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Clarendon County, Lexington County, Orangeburg County, Richland County, Sumter County within South Carolina. A tract near one of these lines should be matched to the county identifier on its own records.

