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. | Worth County | 350 |
| 2. | Sullivan County | 288 |
| 3. | Carroll County | 286 |
| 4. | Atchison County | 285 |
| 5. | Knox County | 285 |
| 6. | Shelby County | 270 |
| 7. | Linn County | 269 |
| 8. | Clark County | 265 |
| 9. | Lewis County | 262 |
| 10. | Mercer County | 260 |
| 11. | Harrison County | 260 |
| 12. | Washington County | 260 |
| 13. | Scotland County | 259 |
| 14. | New Madrid County | 257 |
| 15. | Dade County | 257 |
| 16. | Iron County | 256 |
| 17. | Dunklin County | 255 |
| 18. | Grundy County | 253 |
| 19. | Wayne County | 253 |
| 20. | Randolph County | 252 |
