| 1 | St. Jacob village (west-southwest) | $146,146 |
| 2 | Troy city (south) | $133,086 |
| 3 | Marine village (east) | $129,058 |
| 4 | Marine village (west) | $116,792 |
| 5 | Worden village | $112,555 |
| 6 | Moro CDP (northwest) | $108,125 |
| 7 | Maryville village (northeast) | $107,592 |
| 8 | Glen Carbon village (southeast) | $107,313 |
| 9 | Godfrey village (west-southwest) | $105,667 |
| 10 | Highland city | $93,319 |
| 11 | Glen Carbon village (southwest) | $91,747 |
| 12 | St. Jacob village (northeast) | $89,844 |
| 13 | Holiday Shores CDP (north) | $89,338 |
| 14 | Holiday Shores CDP (south) | $89,196 |
| 15 | Granite City city (south) | $84,861 |
| 16 | Godfrey village (north-northwest) | $84,759 |
| 17 | Moro CDP (east-northeast) | $84,344 |
| 18 | Maryville village (northwest) | $80,956 |
| 19 | Collinsville city (east) | $80,394 |
| 20 | Troy city (north) | $79,670 |
| 21 | Godfrey village (northeast) | $79,665 |
| 22 | Alhambra village | $78,295 |
| 23 | Rosewood Heights CDP (southeast) | $77,500 |
| 24 | Wood River city | $75,921 |
| 25 | St. Jacob village (south) | $75,360 |
| 26 | Rosewood Heights CDP (northwest) | $74,861 |
| 27 | Edwardsville city (west-southwest) | $74,429 |
| 28 | Granite City city (east) | $73,980 |
| 29 | Glen Carbon village (north) | $73,867 |
| 30 | Godfrey village (south-southeast 2) | $73,575 |
| 31 | Bethalto village | $73,208 |
| 32 | Granite City city (southwest) | $71,840 |
| 33 | Edwardsville city (east-northeast) | $71,758 |
| 34 | Maryville village (south) | $70,898 |
| 35 | Collinsville city (west-northwest) | $70,458 |
| 36 | East Alton village (southeast) | $67,500 |
| 37 | Collinsville city (southwest) | $65,697 |
| 38 | Pontoon Beach village (northeast) | $65,278 |
| 39 | Moro CDP (south-southeast) | $64,851 |
| 40 | South Roxana village (north) | $61,364 |
| 41 | Maryville village (southwest) | $60,956 |
| 42 | South Roxana village (south) | $60,206 |
| 43 | Pontoon Beach village (north-northwest) | $58,973 |
| 44 | Alton city (north-northeast) | $57,405 |
| 45 | Godfrey village (south-southeast 1) | $56,961 |
| 46 | Pontoon Beach village (west) | $56,117 |
| 47 | Granite City city (north) | $56,094 |
| 48 | Madison city (north-northeast) | $55,571 |
| 49 | Alton city (east-southeast) | $54,222 |
| 50 | Collinsville city (east-northeast) | $53,822 |
| 51 | Venice city (northeast) | $52,899 |
| 52 | East Alton village (northwest) | $52,784 |
| 53 | Pontoon Beach village (west-southwest) | $52,625 |
| 54 | Alton city (south) | $52,411 |
| 55 | East Alton village (east-southeast) | $52,387 |
| 56 | Alton city (west-southwest) | $50,000 |
| 57 | Pontoon Beach village (southeast) | $49,046 |
| 58 | East Alton village (west-northwest) | $47,995 |
| 59 | Moro CDP (southwest) | $46,641 |
| 60 | East Alton village (east-northeast) | $45,959 |
| 61 | Alton city (west-northwest) | $39,318 |
| 62 | Madison city (south-southwest) | $37,763 |
| 63 | Venice city (southwest) | $34,609 |