Lakes / South Carolina / Clarendon County / Rainbow Lake
Rainbow Lake, South Carolina
47 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - South Carolina
33.81 degrees N, 80.09 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 Rainbow Lake Stacks Up
- Larger than 51% of the 276 lakes counted in South Carolina.
- About 56 miles from Columbia, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Cypress Lake | Clarendon | 5.7 mi | 33 acres |
| Des Champs Pond | Sumter | 16 mi | 50 acres |
| Cain Millpond | Sumter | 18 mi | 45 acres |
| Whites Millpond | Sumter | 18 mi | 48 acres |
| Second Millpond | Sumter | 19 mi | 83 acres |
| Boyle Pond | Sumter | 21 mi | 105 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Rainbow Lake
How Big Is Rainbow Lake?
Rainbow Lake covers 47 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 155967808). Verified October 30, 2026.