| 1 | Edwardsville city (east-northeast) | 34.1% |
| 2 | Maryville village (northeast) | 33.3% |
| 3 | Edwardsville city (west-southwest) | 31.9% |
| 4 | Glen Carbon village (southeast) | 31.6% |
| 5 | Glen Carbon village (southwest) | 31.1% |
| 6 | Marine village (west) | 30.5% |
| 7 | Troy city (south) | 27.3% |
| 8 | Glen Carbon village (north) | 26.7% |
| 9 | Marine village (east) | 26.3% |
| 10 | Troy city (north) | 26% |
| 11 | Godfrey village (north-northwest) | 25.6% |
| 12 | Holiday Shores CDP (south) | 25.5% |
| 13 | St. Jacob village (northeast) | 25.5% |
| 14 | Moro CDP (east-northeast) | 25% |
| 15 | Highland city | 24.6% |
| 16 | St. Jacob village (west-southwest) | 24.3% |
| 17 | Maryville village (northwest) | 23.4% |
| 18 | Collinsville city (east) | 23.1% |
| 19 | Godfrey village (west-southwest) | 22.9% |
| 20 | Bethalto village | 22.8% |
| 21 | Holiday Shores CDP (north) | 21.2% |
| 22 | Moro CDP (northwest) | 20.8% |
| 23 | Worden village | 20.6% |
| 24 | Collinsville city (west-northwest) | 20.4% |
| 25 | Godfrey village (south-southeast 2) | 20.2% |
| 26 | Rosewood Heights CDP (southeast) | 20.2% |
| 27 | Moro CDP (south-southeast) | 19.1% |
| 28 | Alton city (west-southwest) | 18.9% |
| 29 | Maryville village (southwest) | 18.6% |
| 30 | Alton city (north-northeast) | 17.8% |
| 31 | St. Jacob village (south) | 17.7% |
| 32 | Godfrey village (south-southeast 1) | 16.7% |
| 33 | Maryville village (south) | 16.5% |
| 34 | Collinsville city (east-northeast) | 16% |
| 35 | Pontoon Beach village (northeast) | 16% |
| 36 | Godfrey village (northeast) | 15.8% |
| 37 | Alhambra village | 15.2% |
| 38 | South Roxana village (north) | 14.4% |
| 39 | Granite City city (south) | 14.3% |
| 40 | East Alton village (west-northwest) | 14% |
| 41 | Rosewood Heights CDP (northwest) | 13.1% |
| 42 | Alton city (south) | 12.9% |
| 43 | Pontoon Beach village (west) | 12.3% |
| 44 | Pontoon Beach village (north-northwest) | 12.2% |
| 45 | Collinsville city (southwest) | 12.1% |
| 46 | Madison city (north-northeast) | 11.9% |
| 47 | Granite City city (southwest) | 11.6% |
| 48 | Granite City city (east) | 10.6% |
| 49 | Wood River city | 10.5% |
| 50 | Alton city (west-northwest) | 10.3% |
| 51 | East Alton village (east-northeast) | 10.1% |
| 52 | Alton city (east-southeast) | 9.9% |
| 53 | Pontoon Beach village (west-southwest) | 9.9% |
| 54 | Granite City city (north) | 9.2% |
| 55 | South Roxana village (south) | 8.4% |
| 56 | East Alton village (northwest) | 7.9% |
| 57 | Madison city (south-southwest) | 7.6% |
| 58 | Venice city (southwest) | 7.5% |
| 59 | East Alton village (southeast) | 7.4% |
| 60 | East Alton village (east-southeast) | 7.1% |
| 61 | Pontoon Beach village (southeast) | 6.2% |
| 62 | Venice city (northeast) | 5.9% |
| 63 | Moro CDP (southwest) | 4.2% |