RANKING · 2024 ACS · 26 SHOWN OF 26

Highest Irish population share, New Hampshire cities

New Hampshire cities ranked by the share of all residents who are Irish ancestry (2024 American Community Survey). A concentration measure: Irish residents as a percentage of total population. This list covers the 26 cities in New Hampshire that qualify, ranked against each other statewide. The median across all 26 is 19.4%. Biggest climber in the top 100 since 2020: East Merrimack, NH, up 12 places to #5.

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New HampshireAll statesPop > 5KAll rankings

SAME RANKING BYCounties States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPIRISH SHAREVS 2010

01Hampton, NHNH10,10129.1%−5.1 pts

02▲3Londonderry, NHNH12,22528.8%−2.9 pts

03▼1Durham, NHNH10,68128.5%+2.4 pts

04▼1Derry, NHNH21,33927.0%+2.4 pts

05▲12East Merrimack, NHNH5,08126.9%+3.8 pts

06▼2Dover, NHNH34,62324.9%+3.4 pts

07▲1Laconia, NHNH17,24624.1%+7.2 pts

08▲8Somersworth, NHNH12,17122.8%+4.9 pts

09▼3Portsmouth, NHNH23,02821.7%−4.3 pts

10▲9Suncook, NHNH5,43221.5%+3.2 pts

11▼1Hooksett, NHNH5,87621.1%+5.0 pts

12▼3Exeter, NHNH9,96420.7%−3.3 pts

13▲8Milford, NHNH8,95619.4%−1.1 pts

14▲9Newmarket, NHNH5,67919.1%−6.8 pts

15▼2South Hooksett, NHNH5,90219.0%+0.6 pts

16▲2Rochester, NHNH33,71618.9%+1.6 pts

17▼2Concord, NHNH44,59718.9%−2.2 pts

18▼4Manchester, NHNH116,81818.5%−2.2 pts

19▼12Hudson, NHNH7,46918.3%−7.3 pts

20▲5Lebanon, NHNH15,48118.2%+2.6 pts

21▼9Nashua, NHNH92,43517.7%−5.4 pts

22▼11Keene, NHNH23,07217.7%−5.7 pts

23▲1Franklin, NHNH8,83916.9%−3.0 pts

24▼4Berlin, NHNH9,50215.3%−0.4 pts

25▼3Hanover, NHNH8,47913.8%+1.0 pts

26Claremont, NHNH13,03212.5%−2.3 pts

SHOWING 1–26 OF 26

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES