| 1 | Pevely city (south) | 22.3% |
| 2 | Summer Set CDP (north-northeast) | 15.9% |
| 3 | Murphy CDP (west-northwest) | 15.8% |
| 4 | Festus city (east-northeast) | 15.6% |
| 5 | De Soto city | 14.9% |
| 6 | Herculaneum city | 14.7% |
| 7 | Festus city (northeast) | 14% |
| 8 | Byrnes Mill city (west-northwest) | 13.6% |
| 9 | Crystal City city | 13.2% |
| 10 | Arnold city (east 2) | 12.7% |
| 11 | Horine CDP (north-northwest) | 11.9% |
| 12 | Cedar Hill CDP (west-southwest) | 11% |
| 13 | Murphy CDP (northeast) | 10.9% |
| 14 | Olympian Village city (southwest) | 10.7% |
| 15 | Cedar Hill CDP (east-northeast) | 10.5% |
| 16 | Byrnes Mill city (south-southeast) | 10.4% |
| 17 | LaBarque Creek CDP (south-southwest) | 10.4% |
| 18 | Horine CDP (east-northeast) | 9.9% |
| 19 | Parkdale village (west-southwest) | 9.9% |
| 20 | Arnold city (southeast) | 9.5% |
| 21 | Horine CDP (south-southwest) | 9.5% |
| 22 | Murphy CDP (south) | 9.5% |
| 23 | Byrnes Mill city (east-southeast) | 9.3% |
| 24 | High Ridge CDP (east-southeast) | 8.9% |
| 25 | Imperial CDP (south-southeast) | 8.9% |
| 26 | High Ridge CDP (west-northwest) | 8.3% |
| 27 | Imperial CDP (northwest) | 8.3% |
| 28 | Briarwood Estates CDP | 7% |
| 29 | Arnold city (northwest) | 6.9% |
| 30 | Imperial CDP (west-northwest) | 6.9% |
| 31 | Raintree Plantation CDP | 6.7% |
| 32 | Barnhart CDP (northwest) | 6.2% |
| 33 | Cedar Hill Lakes village | 5.7% |
| 34 | Olympian Village city (northeast) | 5.5% |
| 35 | Parkdale village (east-northeast) | 5.3% |
| 36 | Pevely city (north) | 5.1% |
| 37 | Summer Set CDP (south-southwest) | 5.1% |
| 38 | Arnold city (east 1) | 5% |
| 39 | Murphy CDP (south-southwest) | 4.8% |
| 40 | Barnhart CDP (south-southeast) | 4.6% |
| 41 | Murphy CDP (east-northeast) | 4.5% |
| 42 | Festus city (west-southwest) | 4.4% |
| 43 | Imperial CDP (east-northeast) | 4.2% |
| 44 | Arnold city (west-southwest) | 3% |
| 45 | Arnold city (west-northwest) | 2.8% |
| 46 | Imperial CDP (north-northwest) | 2.6% |
| 47 | Imperial CDP (south) | 1.8% |
| 48 | LaBarque Creek CDP (north-northeast) | 1.4% |
| 49 | Barnhart CDP (north-northeast) | 0.4% |