RANKING · 2020 CENSUS · 10 SHOWN OF 10

Newest housing stock, New Hampshire counties · 2020

New Hampshire counties ranked by median year housing was built (2023 ACS). This list covers the 10 counties in New Hampshire that qualify, ranked against each other statewide.

Flip the list · Oldest housing stock, US counties →

New HampshireAll states All rankings

SAME RANKING BYCities States Metros ZIP codes

RELATEDMost expensive homes Cheapest homes Highest median rent Lowest median rent Highest homeownership rate Highest renter share

YEAR1990 2010 2020 2024

RANKPLACESTATEPOPMEDIAN YEAR BUILTVS 2000

01Rockingham County, NHNH324,0771981–

02Carroll County, NHNH52,7841980–

03Grafton County, NHNH93,2251979–

04Belknap County, NHNH65,1471977–

05Hillsborough County, NHNH433,4151977–

06Merrimack County, NHNH158,0781976–

07Strafford County, NHNH135,0431976–

08Sullivan County, NHNH43,9611973–

09Cheshire County, NHNH78,2691971–

10Coos County, NHNH31,3431966–

SHOWING 1–10 OF 10

Download CSV (full list, 10 rows)

UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES