| 1 | Hanahan city (south-southeast 1) | 20.1% |
| 2 | Hanahan city (north 1) | 17.4% |
| 3 | Ladson CDP (south-southeast) | 13.7% |
| 4 | Hanahan city (east-southeast) | 13.5% |
| 5 | Goose Creek city (northwest 4) | 13.2% |
| 6 | Hanahan city (north-northwest) | 13.1% |
| 7 | Hanahan city (north 2) | 12.6% |
| 8 | Ladson CDP (west-southwest) | 12.2% |
| 9 | Ladson CDP (north-northwest) | 12% |
| 10 | Goose Creek city (west-northwest 1) | 11.4% |
| 11 | Pimlico CDP (south-southwest 2) | 10.4% |
| 12 | Hanahan city (west-northwest) | 10.2% |
| 13 | Sangaree CDP (north) | 10.2% |
| 14 | Goose Creek city (northwest 3) | 9.3% |
| 15 | Ladson CDP (east-southeast) | 8.1% |
| 16 | Goose Creek city (northwest 2) | 7.9% |
| 17 | Ladson CDP (west-northwest) | 6.6% |
| 18 | Ladson CDP (east) | 6.5% |
| 19 | Hanahan city (south-southeast 2) | 6.2% |
| 20 | Goose Creek city (west-northwest 2) | 6% |
| 21 | Pinopolis CDP (south-southwest) | 4.7% |
| 22 | Pimlico CDP (north) | 4.6% |
| 23 | Goose Creek city (south-southeast) | 4.2% |
| 24 | Pimlico CDP (east) | 4.1% |
| 25 | Sangaree CDP (south) | 4.1% |
| 26 | Goose Creek city (northwest 1) | 3.4% |
| 27 | Pimlico CDP (south) | 3.4% |
| 28 | Pinopolis CDP (east-northeast) | 3.1% |
| 29 | Pinopolis CDP (south-southeast 1) | 3% |
| 30 | Goose Creek city (southeast 1) | 2.9% |
| 31 | Pinopolis CDP (south-southeast 2) | 2.9% |
| 32 | Jamestown town (south) | 2.8% |
| 33 | Goose Creek city (east-southeast) | 2.6% |
| 34 | Jamestown town (east-northeast) | 2.6% |
| 35 | Pimlico CDP (north-northwest 1) | 2.6% |
| 36 | Pinopolis CDP (west) | 2.5% |
| 37 | Pimlico CDP (south-southwest 1) | 2.1% |
| 38 | Goose Creek city (north) | 2% |
| 39 | Bonneau Beach CDP | 1.9% |
| 40 | Pimlico CDP (north-northwest 2) | 1.8% |
| 41 | St. Stephen town (west-northwest) | 1.6% |
| 42 | Pinopolis CDP (north-northeast) | 1.2% |
| 43 | Pinopolis CDP (north-northwest) | 1.2% |
| 44 | Jamestown town (north-northwest) | 1.1% |
| 45 | Sangaree CDP (southeast) | 1.1% |
| 46 | St. Stephen town (east-southeast) | 1% |
| 47 | Bonneau town | 0.2% |