THE RICHLAND COUNTY LAND BRIEF
Land in the
Sand Hills setting.
Richland County has 757.3 square miles of land in South Carolina. 5 mapped landscape regions meet across Richland County: Sand Hills, Carolina Slate Belt, Atlantic Southern Loam Plains, among others.
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
Richland County intersects 5 mapped regional units. The largest mapped shares are:
- Sand Hills36.9%
- Carolina Slate Belt26.5%
- Atlantic Southern Loam Plains18.1%
- Southeastern Floodplains and Low Terraces17.1%
- Southern Outer Piedmont1.3%
Piedmont in Richland County
The Piedmont is a belt of irregular plains and hills between the Appalachians and the coastal plain. A complex mixture of older rocks underlies its pine and hardwood woodland landscapes.
Read the regional source ↗Finding your parcel within Richland County
The atlas lists 17 cities, towns, townships, and Census communities associated with Richland County, including Columbia, Cayce, Hopkins. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Richland County by land and water
The Census records 14.7 square miles of water within Richland County, or 1.9% of its total area. That share is close to Richland County’s 1.9%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Richland County has 5.4 times the land area of nearby Columbia city (139.4 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Calhoun County, Fairfield County, Kershaw County, Lexington County, Newberry County, Sumter County within South Carolina. A tract near one of these lines should be matched to the county identifier on its own records.

