Lakes / South Carolina / Clarendon County / Lake Marion
Lake Marion, Clarendon County, South Carolina
80,044 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - South Carolina
33.50 degrees N, 80.34 degrees W - Clarendon County. State and county outlines drawn from Census boundary data; the lake marker is placed by its USGS National Hydrography Dataset coordinates, not by eye. Schematic - not a survey map.
How Lake Marion Stacks Up
- The largest lake counted in South Carolina by surface area - 80,044 acres.
- The largest lake in Clarendon County among those counted.
- About 53 miles from Columbia, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Dingle Pond | Clarendon | 4.9 mi | 243 acres |
| Toney Bay | Orangeburg | 11 mi | 240 acres |
| Fox Tindal Pond | Clarendon | 13 mi | 30 acres |
| Elliott Millpond | Clarendon | 14 mi | 40 acres |
| Lake Marion | Sumter | 19 mi | 37 acres |
| Huttos Lake | Dorchester | 19 mi | 49 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Lake Marion
How Big Is Lake Marion?
Lake Marion covers 80,044 acres in Clarendon County, South Carolina.
What Is the Largest Lake in Clarendon County?
Lake Marion is the largest lake in Clarendon County, at 80,044 acres.
Largest Lakes in South Carolina
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Lake Marion | Clarendon | 80,044 acres | - |
| 2 | Lake Moultrie | Berkeley | 56,828 acres | - |
| 3 | Lake Murray | Lexington | 48,761 acres | - |
| 4 | Hartwell Lake | Oconee | 18,037 acres | - |
| 5 | Lake Keowee | Oconee | 16,883 acres | - |
All 276 South Carolina lakes ranked by surface area
Sources: USGS NHD (The National Map NHD MapServer layer 12) named waterbodies FTYPE 390/436; counties via Census point-in-polygon lake data (ID 149801965). Verified October 30, 2026.