RANKING · 2020 CENSUS · 26 SHOWN OF 26

Youngest by median age, New Hampshire cities · 2020

New Hampshire cities with the youngest median age (2020 ACS). This list covers the 26 cities in New Hampshire that qualify, ranked against each other statewide. The median across all 26 is 42.2.

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SAME RANKING BYCounties States Metros ZIP codes

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPMEDIAN AGEVS 2000

01Durham, NHNH10,68121.6+4%

02Hanover, NHNH8,47922.8+4%

03Newmarket, NHNH5,67936.1+18%

04Manchester, NHNH116,81837.0+6%

05Keene, NHNH23,07237.8+7%

06South Hooksett, NHNH5,90237.9+22%

07Dover, NHNH34,62338.0+7%

08Lebanon, NHNH15,48138.7+4%

09Derry, NHNH21,33939.2+18%

10Somersworth, NHNH12,17139.4+13%

11Milford, NHNH8,95640.2+15%

12Nashua, NHNH92,43540.4+13%

13Suncook, NHNH5,43240.9+10%

14Claremont, NHNH13,03242.2+9%

15Concord, NHNH44,59742.4+15%

16East Merrimack, NHNH5,08142.7+16%

17Portsmouth, NHNH23,02842.8+11%

18Hudson, NHNH7,46943.1+22%

19Londonderry, NHNH12,22543.2+23%

20Franklin, NHNH8,83943.6+17%

21Rochester, NHNH33,71643.8+19%

22Hooksett, NHNH5,87644.2+17%

23Berlin, NHNH9,50245.3+7%

24Exeter, NHNH9,96446.7+20%

25Laconia, NHNH17,24647.5+22%

26Hampton, NHNH10,10151.0+26%

SHOWING 1–26 OF 26

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