RANKING · 2020 CENSUS · 25 SHOWN OF 25

Highest Scotch-Irish population share, New Hampshire cities · 2020

New Hampshire cities ranked by the share of all residents who are Scotch-Irish ancestry (2023 American Community Survey). A concentration measure: Scotch-Irish residents as a percentage of total population. This list covers the 25 cities in New Hampshire that qualify, ranked against each other statewide.

New HampshireAll statesPop > 5KAll rankings

SAME RANKING BYCounties States Metros

RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

RANKPLACESTATEPOPSCOTCH-IRISH SHAREVS 2000

01Hampton, NHNH10,1012.4%–

02Exeter, NHNH9,9642.3%–

03Concord, NHNH44,5972.0%–

04Dover, NHNH34,6231.9%–

05Portsmouth, NHNH23,0281.9%–

06Londonderry, NHNH12,2251.6%–

07Newmarket, NHNH5,6791.6%–

08Derry, NHNH21,3391.6%–

09Rochester, NHNH33,7161.6%–

10East Merrimack, NHNH5,0811.5%–

11Keene, NHNH23,0721.3%–

12Hooksett, NHNH5,8761.3%–

13Lebanon, NHNH15,4811.2%–

14Durham, NHNH10,6811.0%–

15Nashua, NHNH92,4350.8%–

16Manchester, NHNH116,8180.8%–

17Hanover, NHNH8,4790.7%–

18Berlin, NHNH9,5020.7%–

19Laconia, NHNH17,2460.6%–

20Franklin, NHNH8,8390.4%–

21Claremont, NHNH13,0320.4%–

22South Hooksett, NHNH5,9020.4%–

23Suncook, NHNH5,4320.3%–

24Somersworth, NHNH12,1710.3%–

25Milford, NHNH8,9560.3%–

SHOWING 1–25 OF 25

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UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES