Illinois Gazetteer
The Housing Affordability Index base is 100 and represents a balance point where a resident with a median household income can normally qualify to purchase a median price home. Values above 100 indicate increased affordability, while values below 100 indicate decreased affordability.
| County | Housing Affordability Index | |
|---|---|---|
| 1. | Cook County | 84 |
| 2. | DuPage County | 96 |
| 3. | Champaign County | 98 |
| 4. | Lake County | 101 |
| 5. | Kane County | 102 |
| 6. | DeKalb County | 103 |
| 7. | McHenry County | 107 |
| 8. | Will County | 110 |
| 9. | Winnebago County | 112 |
| 10. | Jo Daviess County | 112 |
| 11. | Kendall County | 113 |
| 12. | Kankakee County | 114 |
| 13. | Jackson County | 114 |
| 14. | McLean County | 116 |
| 15. | Grundy County | 123 |
| 16. | St. Clair County | 126 |
| 17. | Peoria County | 128 |
| 18. | Macon County | 129 |
| 19. | LaSalle County | 129 |
| 20. | Effingham County | 132 |
