RANKING · 2024 ACS · 10 SHOWN OF 10

Newest housing stock, New Hampshire counties

New Hampshire counties ranked by median year housing was built (2024 ACS). This list covers the 10 counties in New Hampshire that qualify, ranked against each other statewide. The median across all 10 is 1979.

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SAME RANKING BYCities States Metros ZIP codes

YEAR1990 2010 2020 2024

RANKPLACESTATEPOPMEDIAN YEAR BUILTVS 1990

01Rockingham County, NHNH324,0771983+1%

02Carroll County, NHNH52,7841982+1%

03Grafton County, NHNH93,2251981+1%

04Belknap County, NHNH65,14719790%

05▲2Strafford County, NHNH135,0431979+1%

06▼1Hillsborough County, NHNH433,4151978+1%

07▼1Merrimack County, NHNH158,07819770%

08Sullivan County, NHNH43,9611974+1%

09Cheshire County, NHNH78,2691972+1%

10Coos County, NHNH31,3431969+1%

SHOWING 1–10 OF 10

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES