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. | Allegany County | 234 |
| 2. | St. Lawrence County | 221 |
| 3. | Steuben County | 215 |
| 4. | Herkimer County | 209 |
| 5. | Cattaraugus County | 207 |
| 6. | Tioga County | 207 |
| 7. | Chenango County | 205 |
| 8. | Oswego County | 202 |
| 9. | Franklin County | 199 |
| 10. | Chautauqua County | 199 |
| 11. | Lewis County | 197 |
| 12. | Clinton County | 195 |
| 13. | Chemung County | 193 |
| 14. | Wyoming County | 190 |
| 15. | Seneca County | 188 |
| 16. | Wayne County | 187 |
| 17. | Genesee County | 180 |
| 18. | Fulton County | 178 |
| 19. | Orleans County | 177 |
| 20. | Schuyler County | 176 |
