South Carolina
People per square mile, 1990:
People per square mile, 2000:
Historic & Projected Growth
1790 to 2030
| Year | Population | Year | Population | Year | Population | ||
| 1790 | 249,073 | 1880 | 995,577 | 1970 | 2,590,713 | ||
| 1800 | 345,591 | 1890 | 1,151,149 | 1980 | 3,120,729 | ||
| 1810 | 415,115 | 1900 | 1,340,316 | 1990 | 3,486,703 | ||
| 1820 | 502,741 | 1910 | 1,515,400 | 2000 | 4,012,012 | ||
| 1830 | 581,185 | 1920 | 1,683,724 | 2010 | 4,446,704 | ||
| 1840 | 594,398 | 1930 | 1,738,765 | 2020 | 4,822,577 | ||
| 1850 | 668,507 | 1940 | 1,899,804 | 2030 | 5,148,569 | ||
| 1860 | 703,708 | 1950 | 2,117,027 | ||||
| 1870 | 705,606 | 1960 | 2,382,594 |
Population By County
| Census 2000 Population | Change | Percent Change | |
| SOUTH CAROLINA | 4,012,012 | 525,309 | 15.1 |
| Abbeville County | 26,167 | 2,305 | 9.7 |
| Aiken County | 142,552 | 21,612 | 17.9 |
| Allendale County | 11,211 | -511 | -4.4 |
| Anderson County | 165,740 | 20,544 | 14.1 |
| Bamberg County | 16,658 | -244 | -1.4 |
| Barnwell County | 23,478 | 3,185 | 15.7 |
| Beaufort County | 120,937 | 34,512 | 39.9 |
| Berkeley County | 142,651 | 13,875 | 10.8 |
| Calhoun County | 15,185 | 2,432 | 19.1 |
| Charleston County | 309,969 | 14,930 | 5.1 |
| Cherokee County | 52,537 | 8,031 | 18.0 |
| Chester County | 34,068 | 1,898 | 5.9 |
| Chesterfield County | 42,768 | 4,191 | 10.9 |
| Clarendon County | 32,502 | 4,052 | 14.2 |
| Colleton County | 38,264 | 3,887 | 11.3 |
| Darlington County | 67,394 | 5,543 | 9.0 |
| Dillon County | 30,722 | 1,608 | 5.5 |
| Dorchester County | 96,413 | 13,353 | 16.1 |
| Edgefield County | 24,595 | 6,220 | 33.9 |
| Fairfield County | 23,454 | 1,159 | 5.2 |
| Florence County | 125,761 | 11,417 | 10.0 |
| Georgetown County | 55,797 | 9,495 | 20.5 |
| Greenville County | 379,616 | 59,449 | 18.6 |
| Greenwood County | 66,271 | 6,704 | 11.3 |
| Hampton County | 21,386 | 3,195 | 17.6 |
| Horry County | 196,629 | 52,576 | 36.5 |
| Jasper County | 20,678 | 5,191 | 33.5 |
| Kershaw County | 52,647 | 9,048 | 20.8 |
| Lancaster County | 61,351 | 6,835 | 12.5 |
| Laurens County | 69,567 | 11,475 | 19.8 |
| Lee County | 20,119 | 1,682 | 9.1 |
| Lexington County | 216,014 | 48,403 | 28.9 |
| McCormick County | 9,958 | 1,090 | 12.3 |
| Marion County | 35,466 | 1,567 | 4.6 |
| Marlboro County | 28,818 | -543 | -1.8 |
| Newberry County | 36,108 | 2,936 | 8.9 |
| Oconee County | 66,215 | 8,721 | 15.2 |
| Orangeburg County | 91,582 | 6,779 | 8.0 |
| Pickens County | 110,757 | 16,863 | 18.0 |
| Richland County | 320,677 | 34,957 | 12.2 |
| Saluda County | 19,181 | 2,824 | 17.3 |
| Spartanburg County | 253,791 | 26,991 | 11.9 |
| Sumter County | 104,646 | 2,009 | 2.0 |
| Union County | 29,881 | -456 | -1.5 |
| Williamsburg County | 37,217 | 402 | 1.1 |
| York County | 164,614 | 33,117 | 25.2 |
SOURCE: U.S. Bureau of the Census
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