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.
| Borough | Housing Affordability Index | |
|---|---|---|
| 1. | Kusilvak Census Area | 209 |
| 2. | Yukon-Koyukuk Census Area | 197 |
| 3. | Northwest Arctic Borough | 156 |
| 4. | Yakutat City and Borough | 132 |
| 5. | Aleutians East Borough | 125 |
| 6. | Nome Census Area | 124 |
| 7. | North Slope Borough | 119 |
| 8. | Bristol Bay Borough | 116 |
| 9. | Dillingham Census Area | 113 |
| 10. | Southeast Fairbanks Census Area | 100 |
| 11. | Denali Borough | 99 |
| 12. | Fairbanks North Star Borough | 98 |
| 13. | Lake and Peninsula Borough | 96 |
| 14. | Bethel Census Area | 94 |
| 15. | Aleutians West Census Area | 94 |
| 16. | Matanuska-Susitna Borough | 93 |
| 17. | Chugach Census Area | 92 |
| 18. | Copper River Census Area | 92 |
| 19. | Sitka City and Borough | 87 |
| 20. | Petersburg Borough | 86 |