Admitted to the Union on May 23, 1788 as the 8th state.
- 1790 federal census extant for all districts.
- 1800 federal census extant for all districts except Richland.
- 1810 – 1860 federal census extant for all districts.
- 1870 – 1940 federal censuses extant for all counties except for 1890.
| Abbeville | Aiken | Allendale | Anderson |
| Bamberg | Barnwell | Beaufort | Berkeley |
| Calhoun | Charleston | Cherokee | Chester |
| Chesterfield | Clarendon | Colleton | Darlington |
| Dillon | Dorchester | Edgefield | Fairfield |
| Florence | Georgetown | Greenville | Greenwood |
| Hampton | Horry | Jasper | Kershaw |
| Lancaster | Laurens | Lee | Lexington |
| McCormick | Marion | Marlboro | Newberry |
| Oconee | Orangeburg | Pickens | Richland |
| Saluda | Spartanburg | Sumter | Union |
| Williamsburg | York |