# Counties in New Hampshire by housing units authorized by building permits, 2025

All 10 values come from U.S. Census Bureau for 2025, so the places are comparable.

- Indicator id: `building_permit_units`
- Unit: count
- Definition: Annual number of new privately owned housing units authorized by building permits, from the US Census Bureau Building Permits Survey.
- Source: U.S. Census Bureau, Building Permits Survey: final annual county estimates of new privately owned housing units authorized, including imputation (https://www2.census.gov/econ/bps/County/co2025a.txt)
- Retrieved: 2026-10-10
- Citation: U.S. Census Bureau. Building Permits Survey: final annual county estimates of new privately owned housing units authorized, including imputation. https://www2.census.gov/econ/bps/County/co2025a.txt. Retrieved 2026-10-10.
- Web page: https://invokely.ai/rankings/building-permit-housing-units/new-hampshire-counties
- CSV: https://invokely.ai/download/rankings/building-permit-housing-units/new-hampshire-counties.csv

| Rank | Place | count |
|---:|---|---:|
| 1 | Rockingham County | 1,876 |
| 2 | Hillsborough County | 632 |
| 3 | Carroll County | 505 |
| 4 | Strafford County | 450 |
| 5 | Belknap County | 423 |
| 6 | Grafton County | 408 |
| 7 | Merrimack County | 286 |
| 8 | Cheshire County | 167 |
| 9 | Coos County | 150 |
| 10 | Sullivan County | 133 |