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. | Coos County | 160 |
| 2. | Merrimack County | 132 |
| 3. | Rockingham County | 126 |
| 4. | Sullivan County | 125 |
| 5. | Grafton County | 124 |
| 6. | Belknap County | 122 |
| 7. | Hillsborough County | 121 |
| 8. | Carroll County | 120 |
| 9. | Strafford County | 120 |
| 10. | Cheshire County | 118 |
