RANKING · 2010 CENSUS · 26 SHOWN OF 26

Most population gained, New Hampshire cities · 2010

New Hampshire cities that added the most residents from the 2000 census to 2010, by raw count of people rather than percentage. This list covers the 26 cities in New Hampshire that qualify, ranked against each other statewide. The median across all 26 is +289.

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New HampshireAll statesPop > 5KAll rankings

SAME RANKING BYCounties States Metros

RELATEDLargest by population Fastest growing Fastest shrinking Most population lost Most densely populated Most sparsely populated

YEAR2000 2010 2020 2024

RANKPLACESTATEPOPPOPULATION CHANGEVS 2000

01Dover, NHNH34,623+3,103+68%

02Manchester, NHNH116,818+2,559−66%

03Concord, NHNH44,597+2,008−57%

04Durham, NHNH10,681+1,321−723%

05Rochester, NHNH33,716+1,291−29%

06Keene, NHNH23,072+846+536%

07Lebanon, NHNH15,481+583+51%

08Milford, NHNH8,956+542+95%

09Hooksett, NHNH5,876+538−51%

10Hampton, NHNH10,101+530−53%

11Hanover, NHNH8,479+474−69%

12East Merrimack, NHNH5,081+413+223%

13Somersworth, NHNH12,171+289+27%

14Claremont, NHNH13,032+204−127%

15Newmarket, NHNH5,679+173−16%

16South Hooksett, NHNH5,902+136−91%

17Franklin, NHNH8,839+72−29%

18Suncook, NHNH5,432+17−89%

19Portsmouth, NHNH23,028-5−100%

20Nashua, NHNH92,435-111−102%

21Berlin, NHNH9,502-280−81%

22Londonderry, NHNH12,225-380–

23Laconia, NHNH17,246-460−169%

24Hudson, NHNH7,469-478−354%

25Exeter, NHNH9,964-517−355%

26Derry, NHNH21,339-646−129%

SHOWING 1–26 OF 26

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS