RANKING · 2020 CENSUS · 26 SHOWN OF 26

Fastest growing, New Hampshire cities · 2020

New Hampshire cities ranked by population growth from the 2010 census to 2020. 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

01Hooksett, NHNH5,876+27.4%−16.4 pts

02East Merrimack, NHNH5,081+23.3%+19.8 pts

03Newmarket, NHNH5,679+9.4%+5.2 pts

04Exeter, NHNH9,964+9.4%+7.3 pts

05Rochester, NHNH33,716+9.2%+2.3 pts

06Dover, NHNH34,623+9.2%+1.8 pts

07South Hooksett, NHNH5,902+8.7%−34.0 pts

08Lebanon, NHNH15,481+8.6%+5.4 pts

09Durham, NHNH10,681+7.8%+10.0 pts

10Laconia, NHNH17,246+5.8%+1.5 pts

11Portsmouth, NHNH23,028+5.7%+25.5 pts

12Nashua, NHNH92,435+5.6%−3.1 pts

13Manchester, NHNH116,818+5.5%−1.9 pts

14Londonderry, NHNH12,225+5.5%–

15Hanover, NHNH8,479+5.1%−18.1 pts

16Milford, NHNH8,956+4.3%+0.8 pts

17Derry, NHNH21,339+3.9%−6.9 pts

18Franklin, NHNH8,839+3.1%+1.9 pts

19Concord, NHNH44,597+3.0%−10.0 pts

20Hudson, NHNH7,469+2.7%+0.2 pts

21Suncook, NHNH5,432+2.3%−0.6 pts

22Somersworth, NHNH12,171+0.8%−1.3 pts

23Hampton, NHNH10,101-0.6%−14.8 pts

24Keene, NHNH23,072-1.5%−2.1 pts

25Claremont, NHNH13,032-3.0%+2.4 pts

26Berlin, NHNH9,502-6.2%+6.4 pts

SHOWING 1–26 OF 26

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