| 1 | Kiawah Island town | 48.9% |
| 2 | Seabrook Island town | 45.4% |
| 3 | Charleston city (east 1) | 41.3% |
| 4 | Mount Pleasant town (south-southeast) | 34.6% |
| 5 | Charleston city (east 4) | 33.4% |
| 6 | Isle of Palms city (southwest) | 31.8% |
| 7 | Mount Pleasant town (east-northeast) | 30.1% |
| 8 | Mount Pleasant town (south-southwest 2) | 29% |
| 9 | Charleston city (east 5) | 28.8% |
| 10 | Mount Pleasant town (north-northeast 2) | 28.5% |
| 11 | Mount Pleasant town (north 2) | 27.6% |
| 12 | Folly Beach city (south-southwest) | 27.1% |
| 13 | Charleston city (east 2) | 26.6% |
| 14 | Mount Pleasant town (west-northwest) | 26.6% |
| 15 | Mount Pleasant town (north-northeast 1) | 26.2% |
| 16 | Mount Pleasant town (south) | 24.8% |
| 17 | Charleston city (south-southwest 1) | 24.7% |
| 18 | Mount Pleasant town (south-southwest 1) | 24.5% |
| 19 | Mount Pleasant town (west-southwest 1) | 23.8% |
| 20 | Rockville town | 23.8% |
| 21 | Charleston city (east-southeast 1) | 23.3% |
| 22 | North Charleston city (east 1) | 23.2% |
| 23 | Charleston city (east-northeast 6) | 23.1% |
| 24 | Isle of Palms city (northeast) | 23.1% |
| 25 | Charleston city (east-northeast 4) | 22.4% |
| 26 | North Charleston city (east-southeast 4) | 22.2% |
| 27 | Charleston city (northwest 3) | 22.1% |
| 28 | Mount Pleasant town (west-southwest 2) | 21.8% |
| 29 | Charleston city (east 7) | 21.7% |
| 30 | North Charleston city (south-southeast) | 21.7% |
| 31 | Charleston city (west 5) | 21% |
| 32 | James Island town | 20.4% |
| 33 | Charleston city (southwest 2) | 19.9% |
| 34 | Mount Pleasant town (southwest 1) | 19.8% |
| 35 | Charleston city (east-southeast 2) | 19.6% |
| 36 | Mount Pleasant town (east) | 19.4% |
| 37 | Charleston city (southeast 1) | 19.1% |
| 38 | Charleston city (west 4) | 19.1% |
| 39 | Charleston city (northeast 2) | 17.5% |
| 40 | Charleston city (north-northeast 2) | 17.1% |
| 41 | Unincorporated | 16.9% |
| 42 | Charleston city (east-northeast 5) | 16.7% |
| 43 | Charleston city (southwest 3) | 15.9% |
| 44 | Mount Pleasant town (north 1) | 15.9% |
| 45 | Mount Pleasant town (southwest 2) | 15.6% |
| 46 | Charleston city (east 3) | 15.3% |
| 47 | Charleston city (north-northwest) | 15.2% |
| 48 | Charleston city (east-northeast 1) | 15% |
| 49 | Folly Beach city (west-southwest 2) | 15% |
| 50 | Charleston city (south-southwest 2) | 14.9% |
| 51 | North Charleston city (north-northwest 4) | 14.9% |
| 52 | Charleston city (east-northeast 2) | 14.6% |
| 53 | Charleston city (north) | 14.1% |
| 54 | Charleston city (northwest 2) | 13.9% |
| 55 | Charleston city (east-southeast 3) | 13.8% |
| 56 | Charleston city (northeast 1) | 13.4% |
| 57 | Charleston city (west 3) | 13.4% |
| 58 | Awendaw town (west-southwest) | 13.2% |
| 59 | Charleston city (east 6) | 12.6% |
| 60 | Charleston city (east-northeast 3) | 12.5% |
| 61 | Hollywood town | 12.2% |
| 62 | Charleston city (south-southeast) | 11.6% |
| 63 | Sullivan's Island town | 11.1% |
| 64 | Awendaw town (east-northeast) | 11% |
| 65 | Folly Beach city (west-southwest 1) | 10.9% |
| 66 | North Charleston city (east-southeast 3) | 10.8% |
| 67 | Charleston city (west-northwest 1) | 10.4% |
| 68 | Charleston city (west 1) | 9.8% |
| 69 | Ladson CDP | 9.6% |
| 70 | North Charleston city (south) | 9% |
| 71 | Mount Pleasant town (southwest 3) | 8.9% |
| 72 | North Charleston city (east-southeast 1) | 8.4% |
| 73 | Charleston city (northwest 1) | 8% |
| 74 | Charleston city (west 2) | 8% |
| 75 | Charleston city (west-northwest 3) | 7.8% |
| 76 | Charleston city (north-northeast 1) | 7.6% |
| 77 | Charleston city (west-southwest) | 7% |
| 78 | North Charleston city (northwest 1) | 7% |
| 79 | North Charleston city (southeast 1) | 7% |
| 80 | Charleston city (southeast 2) | 6.8% |
| 81 | North Charleston city (west-southwest) | 6.6% |
| 82 | North Charleston city (north-northwest 2) | 6.5% |
| 83 | Adams Run CDP | 6.4% |
| 84 | North Charleston city (south-southwest) | 6.1% |
| 85 | North Charleston city (northwest 3) | 5.7% |
| 86 | North Charleston city (southeast 3) | 5.6% |
| 87 | Meggett town (west-southwest) | 5% |
| 88 | North Charleston city (west) | 5% |
| 89 | North Charleston city (north-northwest 3) | 4.8% |
| 90 | North Charleston city (east 2) | 4.7% |
| 91 | Charleston city (west-northwest 2) | 3.7% |
| 92 | North Charleston city (east-southeast 2) | 3.7% |
| 93 | Meggett town (east-northeast) | 3.2% |
| 94 | North Charleston city (northwest 2) | 3.2% |
| 95 | Charleston city (southwest 1) | 2.6% |
| 96 | North Charleston city (north-northwest 1) | 1.4% |
| 97 | North Charleston city (southeast 2) | 1% |
| 98 | North Charleston city (west-northwest) | 0.3% |