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.
| Name | County | Housing Affordability Index | |
|---|---|---|---|
| 1. | City of Pierce | Clearwater | 335 |
| 2. | City of Mullan | Shoshone | 270 |
| 3. | City of Aberdeen | Bingham | 260 |
| 4. | City of Soda Springs | Caribou | 260 |
| 5. | City of Hansen | Twin Falls | 255 |
| 6. | City of Georgetown | Bear Lake | 252 |
| 7. | City of Paris | Bear Lake | 250 |
| 8. | City of Bancroft | Caribou | 245 |
| 9. | City of Gooding | Gooding | 244 |
| 10. | City of Nezperce | Lewis | 242 |
| 11. | City of Montpelier | Bear Lake | 239 |
| 12. | City of Grace | Caribou | 236 |
| 13. | City of Arco | Butte | 235 |
| 14. | City of Wendell | Gooding | 235 |
| 15. | City of Craigmont | Lewis | 232 |
| 16. | City of Downey | Bannock | 231 |
| 17. | City of Weippe | Clearwater | 230 |
| 18. | City of Osburn | Shoshone | 227 |
| 19. | City of Newdale | Fremont | 223 |
| 20. | Groveland Census Designated Place | Bingham | 223 |
