| 1 | Marine village (east) | $336,000 |
| 2 | Edwardsville city (west-southwest) | $331,000 |
| 3 | Glen Carbon village (southeast) | $329,600 |
| 4 | Holiday Shores CDP (south) | $301,600 |
| 5 | Marine village (west) | $295,600 |
| 6 | Troy city (south) | $286,800 |
| 7 | Maryville village (northwest) | $278,700 |
| 8 | Glen Carbon village (southwest) | $271,600 |
| 9 | Worden village | $270,100 |
| 10 | St. Jacob village (west-southwest) | $269,400 |
| 11 | Highland city | $259,200 |
| 12 | Glen Carbon village (north) | $249,500 |
| 13 | Holiday Shores CDP (north) | $242,100 |
| 14 | Moro CDP (east-northeast) | $237,000 |
| 15 | Maryville village (northeast) | $233,700 |
| 16 | Moro CDP (northwest) | $226,800 |
| 17 | Troy city (north) | $226,100 |
| 18 | St. Jacob village (northeast) | $218,800 |
| 19 | Godfrey village (west-southwest) | $215,000 |
| 20 | Collinsville city (east) | $213,700 |
| 21 | Godfrey village (north-northwest) | $194,400 |
| 22 | Rosewood Heights CDP (southeast) | $180,700 |
| 23 | Alhambra village | $179,300 |
| 24 | Edwardsville city (east-northeast) | $171,000 |
| 25 | St. Jacob village (south) | $170,200 |
| 26 | Collinsville city (west-northwest) | $168,000 |
| 27 | Bethalto village | $166,400 |
| 28 | Maryville village (south) | $156,100 |
| 29 | Godfrey village (northeast) | $154,200 |
| 30 | Moro CDP (south-southeast) | $146,100 |
| 31 | Granite City city (east) | $144,800 |
| 32 | Granite City city (south) | $140,800 |
| 33 | Pontoon Beach village (northeast) | $140,800 |
| 34 | Maryville village (southwest) | $140,500 |
| 35 | Collinsville city (southwest) | $132,000 |
| 36 | Rosewood Heights CDP (northwest) | $130,800 |
| 37 | Pontoon Beach village (southeast) | $129,900 |
| 38 | Collinsville city (east-northeast) | $124,700 |
| 39 | Godfrey village (south-southeast 2) | $121,200 |
| 40 | East Alton village (west-northwest) | $117,900 |
| 41 | Alton city (west-northwest) | $111,000 |
| 42 | Granite City city (north) | $110,200 |
| 43 | Alton city (north-northeast) | $108,200 |
| 44 | East Alton village (southeast) | $105,600 |
| 45 | Wood River city | $104,800 |
| 46 | South Roxana village (south) | $103,900 |
| 47 | Alton city (west-southwest) | $103,400 |
| 48 | Godfrey village (south-southeast 1) | $101,900 |
| 49 | Pontoon Beach village (north-northwest) | $101,400 |
| 50 | Madison city (north-northeast) | $100,300 |
| 51 | Alton city (east-southeast) | $97,800 |
| 52 | Granite City city (southwest) | $97,000 |
| 53 | South Roxana village (north) | $91,100 |
| 54 | East Alton village (east-southeast) | $90,400 |
| 55 | East Alton village (east-northeast) | $88,900 |
| 56 | Pontoon Beach village (west) | $75,200 |
| 57 | Pontoon Beach village (west-southwest) | $75,100 |
| 58 | Alton city (south) | $73,800 |
| 59 | East Alton village (northwest) | $65,200 |
| 60 | Madison city (south-southwest) | $56,200 |
| 61 | Venice city (southwest) | $54,000 |
| 62 | Moro CDP (southwest) | $50,800 |
| 63 | Venice city (northeast) | $45,400 |