| 1 | North Charleston city (north-northwest 1) | 22.3% |
| 2 | North Charleston city (south) | 20.9% |
| 3 | North Charleston city (north-northwest 4) | 19.5% |
| 4 | North Charleston city (south-southwest) | 19.2% |
| 5 | North Charleston city (north-northwest 2) | 18.5% |
| 6 | North Charleston city (east 2) | 17.7% |
| 7 | North Charleston city (northwest 1) | 16.2% |
| 8 | North Charleston city (west-northwest) | 14.2% |
| 9 | Charleston city (west 1) | 14% |
| 10 | North Charleston city (northwest 2) | 13.6% |
| 11 | Charleston city (north-northwest) | 12.8% |
| 12 | North Charleston city (east-southeast 3) | 12.2% |
| 13 | Charleston city (west 2) | 10.1% |
| 14 | Charleston city (southeast 2) | 10% |
| 15 | Isle of Palms city (northeast) | 10% |
| 16 | Charleston city (east 5) | 9.6% |
| 17 | Charleston city (north) | 9.2% |
| 18 | Mount Pleasant town (north-northeast 1) | 8.4% |
| 19 | Charleston city (southwest 1) | 8.1% |
| 20 | Hollywood town | 8.1% |
| 21 | Mount Pleasant town (southwest 2) | 8% |
| 22 | North Charleston city (northwest 3) | 7.9% |
| 23 | Charleston city (southwest 3) | 7.3% |
| 24 | Charleston city (west 5) | 7.3% |
| 25 | Ladson CDP | 7.3% |
| 26 | North Charleston city (south-southeast) | 7.3% |
| 27 | Charleston city (west-northwest 3) | 7.2% |
| 28 | Mount Pleasant town (east) | 6.7% |
| 29 | Charleston city (east-northeast 3) | 6.6% |
| 30 | Mount Pleasant town (southwest 1) | 6.4% |
| 31 | Charleston city (east 7) | 6.3% |
| 32 | Charleston city (south-southeast) | 6.3% |
| 33 | Charleston city (north-northeast 1) | 5.9% |
| 34 | Mount Pleasant town (north 1) | 5.9% |
| 35 | North Charleston city (east-southeast 1) | 5.9% |
| 36 | Charleston city (northwest 2) | 5.8% |
| 37 | Charleston city (west 3) | 5.8% |
| 38 | North Charleston city (west-southwest) | 5.8% |
| 39 | Charleston city (north-northeast 2) | 5.7% |
| 40 | Charleston city (southeast 1) | 5.6% |
| 41 | Mount Pleasant town (north-northeast 2) | 5.5% |
| 42 | Charleston city (east 2) | 5.3% |
| 43 | Charleston city (east-southeast 2) | 5.1% |
| 44 | Mount Pleasant town (south-southeast) | 5% |
| 45 | Mount Pleasant town (west-northwest) | 5% |
| 46 | Charleston city (west 4) | 4.8% |
| 47 | Charleston city (west-northwest 2) | 4.6% |
| 48 | James Island town | 4.6% |
| 49 | Mount Pleasant town (southwest 3) | 4.6% |
| 50 | Folly Beach city (west-southwest 2) | 4.4% |
| 51 | Rockville town | 4.4% |
| 52 | Mount Pleasant town (west-southwest 2) | 4.2% |
| 53 | North Charleston city (southeast 3) | 4.2% |
| 54 | Kiawah Island town | 3.9% |
| 55 | North Charleston city (north-northwest 3) | 3.7% |
| 56 | Unincorporated | 3.7% |
| 57 | Charleston city (east 1) | 3.6% |
| 58 | Charleston city (west-southwest) | 3.6% |
| 59 | Charleston city (east-northeast 4) | 3.5% |
| 60 | Mount Pleasant town (east-northeast) | 3.5% |
| 61 | Mount Pleasant town (south-southwest 1) | 3.5% |
| 62 | Charleston city (northwest 1) | 3.4% |
| 63 | Mount Pleasant town (south-southwest 2) | 3.4% |
| 64 | Charleston city (east-southeast 3) | 3.2% |
| 65 | Charleston city (southwest 2) | 3.2% |
| 66 | Mount Pleasant town (west-southwest 1) | 3.2% |
| 67 | Charleston city (east 6) | 3.1% |
| 68 | North Charleston city (west) | 3.1% |
| 69 | Charleston city (northwest 3) | 3% |
| 70 | North Charleston city (east 1) | 3% |
| 71 | Sullivan's Island town | 2.9% |
| 72 | Charleston city (east-southeast 1) | 2.7% |
| 73 | Charleston city (northeast 2) | 2.3% |
| 74 | Charleston city (east-northeast 1) | 2.2% |
| 75 | Charleston city (south-southwest 1) | 2.2% |
| 76 | Charleston city (south-southwest 2) | 2.2% |
| 77 | Meggett town (east-northeast) | 2.2% |
| 78 | Isle of Palms city (southwest) | 2.1% |
| 79 | North Charleston city (east-southeast 2) | 2.1% |
| 80 | Seabrook Island town | 2.1% |
| 81 | Charleston city (east 3) | 1.9% |
| 82 | Charleston city (east-northeast 5) | 1.7% |
| 83 | Charleston city (west-northwest 1) | 1.6% |
| 84 | North Charleston city (southeast 1) | 1.6% |
| 85 | Charleston city (east-northeast 6) | 1.5% |
| 86 | Adams Run CDP | 1.4% |
| 87 | Mount Pleasant town (south) | 1.4% |
| 88 | Awendaw town (west-southwest) | 1.2% |
| 89 | North Charleston city (southeast 2) | 1.2% |
| 90 | Meggett town (west-southwest) | 0.9% |
| 91 | Mount Pleasant town (north 2) | 0.9% |
| 92 | Folly Beach city (west-southwest 1) | 0.8% |
| 93 | Awendaw town (east-northeast) | 0.5% |
| 94 | North Charleston city (east-southeast 4) | 0.5% |
| 95 | Charleston city (east 4) | 0.3% |
| 96 | Charleston city (east-northeast 2) | 0% |
| 97 | Charleston city (northeast 1) | 0% |
| 98 | Folly Beach city (south-southwest) | 0% |