RANKING · 2020 CENSUS · 26 SHOWN OF 26

Least racially diverse, New Hampshire cities · 2020

New Hampshire cities with the lowest CensusEasy Diversity Score, where most residents share the same race or ethnicity (2020 ACS). This list covers the 26 cities in New Hampshire that qualify, ranked against each other statewide. The median across all 26 is 25.

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New HampshireAll statesPop > 5KAll rankings

SAME RANKING BYCounties States Metros ZIP codes

RELATEDLargest foreign-born population Most residents with a disability Largest veteran population Most uninsured people Largest senior population Most unmarried people

YEAR1990 2010 2020 2024

RANKPLACESTATEPOPDIVERSITY SCOREVS 1990

01Franklin, NHNH8,83914+233%

02Claremont, NHNH13,03215+287%

03Hampton, NHNH10,10117+138%

04Laconia, NHNH17,24618+391%

05Londonderry, NHNH12,22519–

06Exeter, NHNH9,96419+807%

07Rochester, NHNH33,71620+403%

08Derry, NHNH21,33921+156%

09Suncook, NHNH5,43221+243%

10Keene, NHNH23,07222+436%

11Milford, NHNH8,95622+261%

12South Hooksett, NHNH5,90224+299%

13Berlin, NHNH9,50224+728%

14Newmarket, NHNH5,67925+40%

15Hooksett, NHNH5,87627+1096%

16Hudson, NHNH7,46928+228%

17Portsmouth, NHNH23,02828+35%

18Dover, NHNH34,62331+223%

19Concord, NHNH44,59732+389%

20East Merrimack, NHNH5,08133+212%

21Durham, NHNH10,68134+272%

22Lebanon, NHNH15,48138+373%

23Somersworth, NHNH12,17139+395%

24Hanover, NHNH8,47947+75%

25Manchester, NHNH116,81852+377%

26Nashua, NHNH92,43557+255%

SHOWING 1–26 OF 26

Download CSV (full list, 26 rows)How this score is calculated

UPDATED 2026-06-08 · DATA: US CENSUS BUREAU DECENNIAL CENSUS