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%−37%

02East Merrimack, NHNH5,081+23.3%+566%

03Newmarket, NHNH5,679+9.4%+124%

04Exeter, NHNH9,964+9.4%+342%

05Rochester, NHNH33,716+9.2%+34%

06Dover, NHNH34,623+9.2%+25%

07South Hooksett, NHNH5,902+8.7%−80%

08Lebanon, NHNH15,481+8.6%+172%

09Durham, NHNH10,681+7.8%−438%

10Laconia, NHNH17,246+5.8%+36%

11Portsmouth, NHNH23,028+5.7%−129%

12Nashua, NHNH92,435+5.6%−36%

13Manchester, NHNH116,818+5.5%−26%

14Londonderry, NHNH12,225+5.5%–

15Hanover, NHNH8,479+5.1%−78%

16Milford, NHNH8,956+4.3%+23%

17Derry, NHNH21,339+3.9%−64%

18Franklin, NHNH8,839+3.1%+156%

19Concord, NHNH44,597+3.0%−77%

20Hudson, NHNH7,469+2.7%+9%

21Suncook, NHNH5,432+2.3%−20%

22Somersworth, NHNH12,171+0.8%−63%

23Hampton, NHNH10,101-0.6%−104%

24Keene, NHNH23,072-1.5%−361%

25Claremont, NHNH13,032-3.0%−44%

26Berlin, NHNH9,502-6.2%−51%

SHOWING 1–26 OF 26

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS