RANKING · 2010 CENSUS · 26 SHOWN OF 26

Fastest shrinking, New Hampshire cities · 2010

New Hampshire cities with the steepest population decline from the 2000 census to 2010. This list covers the 26 cities in New Hampshire that qualify, ranked against each other statewide.

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New HampshireAll statesPop > 5KAll rankings

SAME RANKING BYCounties States Metros

YEAR2000 2010 2020 2024

RANKPLACESTATEPOPPOPULATION GROWTHVS 2000

01Hudson, NHNH7,469-6.1%−8.6 pts

02Exeter, NHNH9,964-5.3%−7.4 pts

03Londonderry, NHNH12,225-3.3%–

04Derry, NHNH21,339-2.9%−13.7 pts

05Laconia, NHNH17,246-2.8%−7.0 pts

06Berlin, NHNH9,502-2.7%+9.9 pts

07Nashua, NHNH92,435-0.1%−8.8 pts

08Portsmouth, NHNH23,028-0.0%+19.8 pts

09Suncook, NHNH5,432+0.3%−2.5 pts

10Franklin, NHNH8,839+0.9%−0.4 pts

11Claremont, NHNH13,032+1.6%+7.0 pts

12Manchester, NHNH116,818+2.4%−5.1 pts

13Somersworth, NHNH12,171+2.5%+0.5 pts

14South Hooksett, NHNH5,902+2.6%−40.1 pts

15Newmarket, NHNH5,679+3.4%−0.8 pts

16Keene, NHNH23,072+3.7%+3.2 pts

17Rochester, NHNH33,716+4.5%−2.3 pts

18Lebanon, NHNH15,481+4.6%+1.5 pts

19Concord, NHNH44,597+4.9%−8.1 pts

20Hanover, NHNH8,479+5.8%−17.4 pts

21Hampton, NHNH10,101+5.8%−8.4 pts

22Milford, NHNH8,956+6.5%+3.1 pts

23East Merrimack, NHNH5,081+10.9%+7.4 pts

24Dover, NHNH34,623+11.5%+4.2 pts

25Durham, NHNH10,681+14.6%+16.9 pts

26Hooksett, NHNH5,876+14.9%−28.9 pts

SHOWING 1–26 OF 26

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU DECENNIAL CENSUS