RANKING · 2020 CENSUS · 62 SHOWN OF 62

Highest Irish population share, New York counties · 2020

New York counties 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 62 counties in New York that qualify, ranked against each other statewide.

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SAME RANKING BYCities 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

01Rensselaer County, NYNY160,51025.3%–

02Saratoga County, NYNY241,34323.7%–

03Cayuga County, NYNY74,36521.9%–

04Warren County, NYNY65,02021.7%–

05Albany County, NYNY321,22520.5%–

06Ulster County, NYNY183,33020.4%–

07Putnam County, NYNY99,02820.3%–

08Oswego County, NYNY118,56920.1%–

09Onondaga County, NYNY466,58419.7%–

10Dutchess County, NYNY300,70819.0%–

11Columbia County, NYNY60,16818.9%–

12Livingston County, NYNY61,43818.8%–

13Washington County, NYNY59,35318.8%–

14Delaware County, NYNY44,30518.8%–

15Essex County, NYNY36,43818.7%–

16Broome County, NYNY195,73618.4%–

17Schoharie County, NYNY30,17618.4%–

18Otsego County, NYNY60,58918.3%–

19Franklin County, NYNY46,50018.2%–

20Cattaraugus County, NYNY75,39018.1%–

21Herkimer County, NYNY59,21917.7%–

22Suffolk County, NYNY1,546,09017.6%–

23Schenectady County, NYNY162,58117.6%–

24Chemung County, NYNY80,41517.4%–

25Allegany County, NYNY46,80017.3%–

26Ontario County, NYNY113,13017.1%–

27Madison County, NYNY67,12017.0%–

28Schuyler County, NYNY16,92416.9%–

29Hamilton County, NYNY5,00616.8%–

30Seneca County, NYNY32,88316.8%–

31Tioga County, NYNY47,45316.7%–

32Steuben County, NYNY91,85516.5%–

33Erie County, NYNY946,74116.3%–

34Sullivan County, NYNY80,58616.0%–

35Orleans County, NYNY39,82516.0%–

36Wyoming County, NYNY39,74115.9%–

37Chenango County, NYNY45,71515.9%–

38Jefferson County, NYNY111,54015.9%–

39Greene County, NYNY47,23815.7%–

40Wayne County, NYNY91,25015.6%–

41Niagara County, NYNY208,91215.5%–

42Clinton County, NYNY78,13815.3%–

43Genesee County, NYNY58,41615.2%–

44Lewis County, NYNY26,47914.7%–

45St. Lawrence County, NYNY105,48814.4%–

46Cortland County, NYNY45,85014.4%–

47Oneida County, NYNY226,39214.4%–

48Monroe County, NYNY750,50614.1%–

49Orange County, NYNY417,66914.0%–

50Fulton County, NYNY52,21613.9%–

51Montgomery County, NYNY50,04613.9%–

52Yates County, NYNY24,54713.2%–

53Nassau County, NYNY1,398,93913.2%–

54Chautauqua County, NYNY124,12612.7%–

55Tompkins County, NYNY104,04712.4%–

56Rockland County, NYNY357,39712.0%–

57Westchester County, NYNY1,015,74311.7%–

58Richmond County, NYNY501,29010.7%–

59New York County, NYNY1,664,8626.9%–

60Queens County, NYNY2,358,1823.8%–

61Kings County, NYNY2,653,9633.7%–

62Bronx County, NYNY1,406,3321.8%–

SHOWING 1–62 OF 62

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