| 1 | Fairmont City village (north) | 70.4% |
| 2 | Caseyville village (north) | 30.8% |
| 3 | Fairmont City village (south) | 15.2% |
| 4 | Washington Park village (east-northeast) | 14.6% |
| 5 | Mascoutah city | 12.6% |
| 6 | Caseyville village (northeast) | 12.1% |
| 7 | Shiloh village (east-southeast) | 11.6% |
| 8 | Scott AFB CDP (southwest) | 10.4% |
| 9 | Millstadt village (north-northeast) | 10.3% |
| 10 | Belleville city (northwest) | 9.5% |
| 11 | Shiloh village (northeast) | 9.5% |
| 12 | Caseyville village (east-northeast) | 8.5% |
| 13 | O'Fallon city (west-northwest) | 8.2% |
| 14 | O'Fallon city (southeast) | 7.4% |
| 15 | O'Fallon city (north) | 7.1% |
| 16 | O'Fallon city (east-northeast) | 6% |
| 17 | Smithton village (north-northwest) | 6% |
| 18 | Sauget village (west-southwest 1) | 5.5% |
| 19 | Caseyville village (south) | 5.4% |
| 20 | Lebanon city (north) | 5.2% |
| 21 | Rentchler CDP (west) | 4.9% |
| 22 | Millstadt village (west-northwest) | 4.4% |
| 23 | O'Fallon city (south) | 4.3% |
| 24 | Lebanon city (north-northeast) | 4.2% |
| 25 | New Athens village | 3.3% |
| 26 | Millstadt village (north) | 3.1% |
| 27 | Scott AFB CDP (northeast) | 3% |
| 28 | Shiloh village (west-southwest) | 3% |
| 29 | Fairview Heights city (north) | 2.9% |
| 30 | Shiloh village (south-southwest) | 2.7% |
| 31 | Lebanon city (south) | 2.2% |
| 32 | Washington Park village (west-northwest) | 2.1% |
| 33 | Belleville city (east) | 2% |
| 34 | Darmstadt CDP | 2% |
| 35 | Sauget village (west-southwest 2) | 2% |
| 36 | Brooklyn village (northwest) | 1.8% |
| 37 | Swansea village (southwest) | 1.8% |
| 38 | East Carondelet village (northwest) | 1.6% |
| 39 | Swansea village (east) | 1.6% |
| 40 | Belleville city (northeast) | 1.5% |
| 41 | Rentchler CDP (southeast) | 1.5% |
| 42 | Fairview Heights city (east) | 1.4% |
| 43 | Smithton village (south-southeast) | 1.3% |
| 44 | Freeburg village | 1.1% |
| 45 | Rentchler CDP (north-northwest) | 1.1% |
| 46 | Swansea village (west-northwest) | 1.1% |
| 47 | Swansea village (northeast) | 0.9% |
| 48 | Millstadt village (south) | 0.8% |
| 49 | Rentchler CDP (northwest) | 0.8% |
| 50 | Belleville city (south-southwest) | 0.7% |
| 51 | Shiloh village (northwest) | 0.7% |
| 52 | Belleville city (west-northwest) | 0.5% |
| 53 | Fairview Heights city (west) | 0.3% |
| 54 | Cahokia Heights city | 0.2% |
| 55 | Belleville city (southeast) | 0% |
| 56 | Brooklyn village (northeast) | 0% |
| 57 | Brooklyn village (south) | 0% |
| 58 | Brooklyn village (south-southeast) | 0% |
| 59 | Caseyville village (south-southwest) | 0% |
| 60 | Caseyville village (west) | 0% |
| 61 | Caseyville village (west-southwest) | 0% |
| 62 | East Carondelet village (southeast) | 0% |
| 63 | East St. Louis city (north) | 0% |
| 64 | East St. Louis city (south-southeast) | 0% |
| 65 | East St. Louis city (west-northwest) | 0% |
| 66 | Sauget village (east) | 0% |
| 67 | Sauget village (north-northeast) | 0% |