| 1 | Charleston city (east 6) | 62.5% |
| 2 | Mount Pleasant town (south-southwest 1) | 51.7% |
| 3 | Charleston city (east 1) | 49% |
| 4 | Mount Pleasant town (west-northwest) | 48.7% |
| 5 | Mount Pleasant town (southwest 3) | 46.5% |
| 6 | Charleston city (east-southeast 1) | 45.3% |
| 7 | Charleston city (east-northeast 3) | 45% |
| 8 | Charleston city (south-southwest 2) | 44.5% |
| 9 | Mount Pleasant town (west-southwest 2) | 44.5% |
| 10 | Mount Pleasant town (north 2) | 43.4% |
| 11 | Charleston city (east 3) | 41.9% |
| 12 | Mount Pleasant town (south-southeast) | 41.9% |
| 13 | Mount Pleasant town (south-southwest 2) | 41.7% |
| 14 | Charleston city (east 5) | 41.6% |
| 15 | Folly Beach city (south-southwest) | 41.6% |
| 16 | Sullivan's Island town | 41.2% |
| 17 | Charleston city (northeast 1) | 40.9% |
| 18 | Seabrook Island town | 40.6% |
| 19 | Charleston city (east-southeast 2) | 40.5% |
| 20 | Charleston city (north-northwest) | 40.4% |
| 21 | Charleston city (west-northwest 3) | 40.3% |
| 22 | Mount Pleasant town (southwest 2) | 40.3% |
| 23 | Mount Pleasant town (north-northeast 2) | 40.1% |
| 24 | Mount Pleasant town (north 1) | 39.2% |
| 25 | Charleston city (west 3) | 38.9% |
| 26 | Charleston city (east 7) | 38.3% |
| 27 | Mount Pleasant town (east) | 38.1% |
| 28 | Mount Pleasant town (south) | 37.3% |
| 29 | Charleston city (west 5) | 37.2% |
| 30 | Kiawah Island town | 36.2% |
| 31 | Charleston city (southeast 1) | 35.8% |
| 32 | Mount Pleasant town (west-southwest 1) | 35.8% |
| 33 | Charleston city (east-northeast 6) | 35.2% |
| 34 | Charleston city (east-southeast 3) | 35.2% |
| 35 | Charleston city (south-southeast) | 35.2% |
| 36 | Folly Beach city (west-southwest 2) | 35.2% |
| 37 | North Charleston city (east 1) | 35.2% |
| 38 | Charleston city (west-southwest) | 34.9% |
| 39 | Charleston city (southeast 2) | 34.7% |
| 40 | Isle of Palms city (southwest) | 34.6% |
| 41 | Charleston city (west 4) | 34.5% |
| 42 | James Island town | 34.3% |
| 43 | Mount Pleasant town (southwest 1) | 33.7% |
| 44 | North Charleston city (east-southeast 1) | 32.8% |
| 45 | Charleston city (east 2) | 32.5% |
| 46 | Charleston city (north-northeast 2) | 32% |
| 47 | Isle of Palms city (northeast) | 31.9% |
| 48 | Charleston city (northwest 2) | 31.8% |
| 49 | Charleston city (west 2) | 31.6% |
| 50 | Mount Pleasant town (north-northeast 1) | 31.2% |
| 51 | Charleston city (east-northeast 4) | 31.1% |
| 52 | Charleston city (southwest 2) | 30.4% |
| 53 | Folly Beach city (west-southwest 1) | 30.1% |
| 54 | Charleston city (east-northeast 1) | 30% |
| 55 | Charleston city (south-southwest 1) | 29.5% |
| 56 | Charleston city (northwest 3) | 29.2% |
| 57 | Charleston city (east-northeast 2) | 29.1% |
| 58 | Charleston city (east-northeast 5) | 28.6% |
| 59 | Charleston city (north) | 28.3% |
| 60 | North Charleston city (west) | 28.1% |
| 61 | Rockville town | 27.5% |
| 62 | Charleston city (northeast 2) | 27.2% |
| 63 | Charleston city (southwest 3) | 27.1% |
| 64 | Charleston city (east 4) | 27% |
| 65 | Charleston city (northwest 1) | 26.9% |
| 66 | Charleston city (west 1) | 25.9% |
| 67 | Awendaw town (west-southwest) | 25.1% |
| 68 | Mount Pleasant town (east-northeast) | 24.4% |
| 69 | Unincorporated | 24.3% |
| 70 | North Charleston city (northwest 3) | 24.2% |
| 71 | Charleston city (north-northeast 1) | 22.4% |
| 72 | Charleston city (west-northwest 1) | 21.6% |
| 73 | Awendaw town (east-northeast) | 21.5% |
| 74 | North Charleston city (north-northwest 4) | 21.2% |
| 75 | Charleston city (west-northwest 2) | 20.6% |
| 76 | Hollywood town | 19.4% |
| 77 | Meggett town (east-northeast) | 19.4% |
| 78 | North Charleston city (northwest 2) | 17.5% |
| 79 | North Charleston city (west-northwest) | 16.5% |
| 80 | North Charleston city (northwest 1) | 16.4% |
| 81 | North Charleston city (north-northwest 3) | 16% |
| 82 | North Charleston city (east-southeast 2) | 15.8% |
| 83 | North Charleston city (south) | 15.5% |
| 84 | North Charleston city (southeast 1) | 15.4% |
| 85 | North Charleston city (east-southeast 3) | 15.3% |
| 86 | North Charleston city (north-northwest 1) | 15.3% |
| 87 | Ladson CDP | 15% |
| 88 | Adams Run CDP | 14.1% |
| 89 | Meggett town (west-southwest) | 13.5% |
| 90 | Charleston city (southwest 1) | 12.6% |
| 91 | North Charleston city (west-southwest) | 12.4% |
| 92 | North Charleston city (south-southeast) | 12.2% |
| 93 | North Charleston city (east 2) | 9.4% |
| 94 | North Charleston city (south-southwest) | 8.1% |
| 95 | North Charleston city (north-northwest 2) | 6.6% |
| 96 | North Charleston city (east-southeast 4) | 6.4% |
| 97 | North Charleston city (southeast 3) | 6.3% |
| 98 | North Charleston city (southeast 2) | 2.6% |