RANKING · 1990 CENSUS · 25 SHOWN OF 25

Youngest by median age, New Hampshire cities · 1990

New Hampshire cities with the youngest median age (1990 ACS). This list covers the 25 cities in New Hampshire that qualify, ranked against each other statewide. The median across all 25 is 32.1.

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SAME RANKING BYCounties States Metros ZIP codes

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPMEDIAN AGEVS –

01Durham, NHNH10,68120.6–

02Hanover, NHNH8,47921.6–

03Newmarket, NHNH5,67928.4–

04Derry, NHNH21,33929.6–

05Portsmouth, NHNH23,02831.1–

06Milford, NHNH8,95631.1–

07Somersworth, NHNH12,17131.5–

08Dover, NHNH34,62331.6–

09Hudson, NHNH7,46931.7–

10East Merrimack, NHNH5,08131.7–

11Manchester, NHNH116,81832.0–

12Keene, NHNH23,07232.1–

13Nashua, NHNH92,43532.1–

14Suncook, NHNH5,43232.2–

15Rochester, NHNH33,71632.6–

16Concord, NHNH44,59733.2–

17Lebanon, NHNH15,48133.4–

18Franklin, NHNH8,83933.5–

19Hooksett, NHNH5,87633.7–

20South Hooksett, NHNH5,90233.8–

21Laconia, NHNH17,24634.3–

22Exeter, NHNH9,96434.4–

23Claremont, NHNH13,03234.9–

24Hampton, NHNH10,10136.7–

25Berlin, NHNH9,50237.4–

SHOWING 1–25 OF 25

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