RANKING · 2020 CENSUS · 26 SHOWN OF 26

Largest by population, New Hampshire cities · 2020

The most populous New Hampshire cities as of the 2020 population estimates. This list covers the 26 cities in New Hampshire that qualify, ranked against each other statewide.

New HampshireAll statesPop > 5KAll rankings

SAME RANKING BYCounties States Metros ZIP codes

RELATEDFastest growing Fastest shrinking Most population gained Most population lost Most densely populated Most sparsely populated

YEAR1990 2000 2010 2020 2025

RANKPLACESTATETOTAL POPULATIONVS 2000

01Manchester, NHNH115,644+8%

02Nashua, NHNH91,322+5%

03Concord, NHNH43,976+8%

04Dover, NHNH32,741+22%

05Rochester, NHNH32,492+14%

06Keene, NHNH23,047+2%

07Derry, NHNH22,879+1%

08Portsmouth, NHNH21,956+6%

09Laconia, NHNH16,871+3%

10Lebanon, NHNH14,282+14%

11Claremont, NHNH12,949−2%

12Somersworth, NHNH11,855+3%

13Londonderry, NHNH11,645+2%

14Durham, NHNH11,147+24%

15Exeter, NHNH10,109+4%

16Hampton, NHNH9,597+5%

17Berlin, NHNH9,425−9%

18Milford, NHNH9,212+11%

19Hanover, NHNH9,078+11%

20Franklin, NHNH8,741+4%

21Hudson, NHNH7,534−4%

22South Hooksett, NHNH5,888+11%

23Newmarket, NHNH5,797+13%

24Suncook, NHNH5,501+3%

25Hooksett, NHNH5,283+46%

26East Merrimack, NHNH5,176+37%

SHOWING 1–26 OF 26

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