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| County : | Charleston County |
| State : | South Carolina (SC) |
| Land Area : | 916.08 sq mi |
| Water Area : | 441.90 sq mi |
| Latitude : | 32.8004582 |
| Longitude : | -79.9424800 |
| Population (2010): | 350,209 |
| Population Estimate (2012) : | 352,548 |
| Population Density : | 382.29/sq mi |
| Housing Units (2012) : | 169,984 |
| Median Household Income (2012) : | $50,289 (South Carolina : $44,623, USA : $53,046) |
| Median Family Income (2012) : | $63,587 (South Carolina : $55,058, USA : $64,585) |
| Median House Price (2012) : | $240,600 (South Carolina : $137,400, USA : $181,400) |
Charleston County Cities / Towns
| Awendaw Town (1,294) | Charleston City (120,083) | Folly Beach City (2,617) |
| Goose Creek City (35,938) | Hollywood Town (4,714) | Isle of Palms City (4,133) |
| Kiawah Island Town (1,626) | Ladson (13,790) | Lincolnville Town (1,139) |
| Mcclellanville Town (499) | Meggett Town (1,226) | Mount Pleasant Town (67,843) |
| North Charleston City (97,471) | Ravenel Town (2,465) | Rockville Town (134) |
| Seabrook Island Town (1,714) | Sullivan's Island Town (1,791) | Summerville Town (43,392) |
Charleston County Zip Codes
| 29401 (10,895) | 29403 (20,818) | 29404 (1,348) |
| 29405 (26,328) | 29406 (29,314) | 29407 (34,827) |
| 29409 (2,100) | 29412 (35,850) | 29414 (31,883) |
| 29418 (23,540) | 29420 (21,834) | 29423 (956) |
| 29424 (389) | 29426 (1,741) | 29429 (2,737) |
| 29438 (2,408) | 29439 (2,399) | 29449 (7,749) |
| 29450 (3,105) | 29451 (4,205) | 29455 (20,478) |
| 29456 (27,864) | 29458 (2,713) | 29464 (43,649) |
| 29466 (28,725) | 29470 (4,232) | 29482 (1,791) |
| 29483 (66,731) | 29485 (45,057) | 29487 (2,725) |