RANKING · 2010 CENSUS · 57 SHOWN OF 57

Highest Irish population share, Connecticut cities · 2010

Connecticut cities ranked by the share of all residents who are Irish ancestry (2023 American Community Survey). A concentration measure: Irish residents as a percentage of total population. This list covers the 57 cities in Connecticut that qualify, ranked against each other statewide.

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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

RANKPLACESTATEPOPIRISH SHAREVS 2000

01Simsbury Center, CTCT6,19830.8%–

02Ridgefield, CTCT6,97030.0%–

03Thompsonville, CTCT7,92727.2%–

04Southwood Acres, CTCT8,11527.0%–

05Milford, CTCT51,21526.1%–

06Terryville, CTCT5,46125.9%–

07Windsor Locks, CTCT12,57924.3%–

08Wallingford Center, CTCT18,20823.5%–

09Kensington, CTCT9,96223.5%–

10Glastonbury Center, CTCT7,26623.3%–

11Bethel, CTCT11,40423.3%–

12Sherwood Manor, CTCT5,70623.2%–

13Hazardville, CTCT6,02223.1%–

14Wethersfield, CTCT27,25022.3%–

15New Milford, CTCT8,18822.2%–

16Branford Center, CTCT6,30522.0%–

17Portland, CTCT5,94421.3%–

18Winsted, CTCT6,97721.0%–

19Cheshire, CTCT6,17220.8%–

20Pawcatuck, CTCT5,57720.7%–

21Riverside, CTCT8,95420.4%–

22Orange, CTCT14,31520.2%–

23Putnam, CTCT7,12020.1%–

24Naugatuck, CTCT32,23019.8%–

25North Haven, CTCT24,33619.1%–

26East Haven, CTCT27,80618.9%–

27Cos Cob, CTCT7,54618.8%–

28Manchester, CTCT36,75918.5%–

29West Hartford, CTCT63,62018.5%–

30Storrs, CTCT15,20718.0%–

31Oakville, CTCT9,27618.0%–

32Bristol, CTCT62,34117.9%–

33Shelton, CTCT42,88017.7%–

34West Haven, CTCT55,35117.4%–

35Old Greenwich, CTCT6,93617.1%–

36Newington, CTCT30,89617.0%–

37Groton, CTCT10,16016.9%–

38Torrington, CTCT35,79616.7%–

39Conning Towers-Nautilus Park, CTCT8,46016.5%–

40Greenwich, CTCT14,79215.8%–

41Norwich, CTCT40,00115.3%–

42Middletown, CTCT48,43915.1%–

43Meriden, CTCT60,81014.9%–

44Derby, CTCT12,92514.6%–

45Ansonia, CTCT19,21614.3%–

46Danbury, CTCT89,03313.8%–

47Willimantic, CTCT18,09613.8%–

48Norwalk, CTCT94,50813.8%–

49Rockville, CTCT7,07212.8%–

50New London, CTCT28,00312.1%–

51Waterbury, CTCT115,77112.0%–

52East Hartford, CTCT50,91810.5%–

53Stamford, CTCT139,53510.0%–

54New Britain, CTCT76,2868.7%–

55New Haven, CTCT138,7747.0%–

56Bridgeport, CTCT152,2735.1%–

57Hartford, CTCT121,9813.5%–

SHOWING 1–57 OF 57

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