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State, one year

New Hampshire in 2021

Index change and building permits for the year, with every county.

In 2021 the FHFA house price index for New Hampshire changed +14.3%, against +11.6% for the United States and +5.1% in 2020.

4,892 housing units were authorised by building permits in the state that year (3,426 single-family), +13.2% on 2020; the national total was 1,736,982.

+14.3%New Hampshire index, 2020–2021US +11.6%
4,892housing units permitted in 20213,426 single-family
10 of 10counties with a rising indexmedian county +14.9%
1,736,982units permitted nationally in 2021
← 2020New Hampshire overview2022 →

Counties in 2021

Ranked by the county index change from 2020 to 2021 (FHFA annual county index). Permits are units authorised in 2021; per 1,000 uses the vintage 2025 population.

CountyIndex change 2021Units permittedSingle-familyPer 1,000
Coos County+22.5%99993.2
Carroll County+17.5%3823567.2
Sullivan County+16.8%82751.9
Belknap County+15.6%4333306.6
Strafford County+15.0%4352993.2
Grafton County+14.9%3383263.6
Hillsborough County+14.3%1,3426833.1
Merrimack County+14.3%4563712.9
Rockingham County+13.6%1,1487163.5
Cheshire County+13.5%1771712.3

Permits by year, 1995–2025

Housing units authorised in New Hampshire by year05,00010,0001995: 4,423 units (4,105 single-family, 318 in multi-unit buildings)19951996: 4,926 units (4,233 single-family, 693 in multi-unit buildings)1997: 5,404 units (4,598 single-family, 806 in multi-unit buildings)1998: 5,771 units (5,310 single-family, 461 in multi-unit buildings)1999: 6,326 units (5,696 single-family, 630 in multi-unit buildings)2000: 6,680 units (6,097 single-family, 583 in multi-unit buildings)20002001: 6,624 units (5,910 single-family, 714 in multi-unit buildings)2002: 8,708 units (6,754 single-family, 1,954 in multi-unit buildings)2003: 8,641 units (6,583 single-family, 2,058 in multi-unit buildings)2004: 8,653 units (7,002 single-family, 1,651 in multi-unit buildings)2005: 7,586 units (6,432 single-family, 1,154 in multi-unit buildings)20052006: 5,677 units (4,826 single-family, 851 in multi-unit buildings)2007: 4,561 units (3,772 single-family, 789 in multi-unit buildings)2008: 3,234 units (2,333 single-family, 901 in multi-unit buildings)2009: 2,287 units (1,662 single-family, 625 in multi-unit buildings)2010: 2,670 units (1,890 single-family, 780 in multi-unit buildings)20102011: 2,346 units (1,606 single-family, 740 in multi-unit buildings)2012: 2,296 units (1,682 single-family, 614 in multi-unit buildings)2013: 2,788 units (2,136 single-family, 652 in multi-unit buildings)2014: 3,403 units (2,188 single-family, 1,215 in multi-unit buildings)2015: 3,763 units (2,424 single-family, 1,339 in multi-unit buildings)20152016: 3,796 units (2,680 single-family, 1,116 in multi-unit buildings)2017: 3,625 units (2,711 single-family, 914 in multi-unit buildings)2018: 4,445 units (2,710 single-family, 1,735 in multi-unit buildings)2019: 4,743 units (2,746 single-family, 1,997 in multi-unit buildings)2020: 4,320 units (3,033 single-family, 1,287 in multi-unit buildings)20202021: 4,892 units (3,426 single-family, 1,466 in multi-unit buildings)2022: 4,783 units (3,129 single-family, 1,654 in multi-unit buildings)2023: 4,555 units (2,969 single-family, 1,586 in multi-unit buildings)2024: 4,965 units (2,904 single-family, 2,061 in multi-unit buildings)2025: 5,030 units (3,279 single-family, 1,751 in multi-unit buildings)2025

Housing units authorised in New Hampshire by yearsingle-family2+ unit buildings

Source: Federal Housing Finance Agency annual state and county house price indexes (updated March 31, 2026); Census Bureau Building Permits Survey annual state and county files. Public domain. Methodology.