RANKING · 2024 ACS · 62 SHOWN OF 62

Largest Irish population, New York counties

New York counties ranked by the number of residents who are Irish ancestry, from the 2024 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 62 counties in New York that qualify, ranked against each other statewide. The median across all 62 is 13,847. Biggest climber in the top 100 since 2020: Greene County, NY, up 7 places to #44.

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SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPIRISH POPULATIONVS 2010

01Suffolk County, NYNY1,546,090247,260−27%

02Nassau County, NYNY1,398,939161,822−28%

03Erie County, NYNY946,741149,073−9%

04New York County, NYNY1,664,862115,392−2%

05Westchester County, NYNY1,015,743107,664−13%

06Monroe County, NYNY750,506107,104−13%

07Kings County, NYNY2,653,963105,150+24%

08▲1Queens County, NYNY2,358,18284,576−20%

09▼1Onondaga County, NYNY466,58483,576−23%

10Albany County, NYNY321,22559,987−18%

11▲1Saratoga County, NYNY241,34353,845+3%

12▲1Orange County, NYNY417,66953,549−29%

13▼2Dutchess County, NYNY300,70851,958−27%

14Richmond County, NYNY501,29043,684−33%

15Rensselaer County, NYNY160,51037,946−13%

16Rockland County, NYNY357,39734,358−28%

17▲2Oneida County, NYNY226,39233,992−26%

18Broome County, NYNY195,73633,927−23%

19▼2Ulster County, NYNY183,33032,235−16%

20Niagara County, NYNY208,91231,251−21%

21Schenectady County, NYNY162,58125,184−6%

22Bronx County, NYNY1,406,33223,725−38%

23Oswego County, NYNY118,56921,309−24%

24▲1Ontario County, NYNY113,13020,167−9%

25▲1Jefferson County, NYNY111,54018,287−21%

26▼2Putnam County, NYNY99,02817,290−37%

27Cayuga County, NYNY74,36516,391−16%

28▲2St. Lawrence County, NYNY105,48815,872−20%

29▼1Chautauqua County, NYNY124,12614,991−26%

30▼1Steuben County, NYNY91,85514,860−25%

31▲2Warren County, NYNY65,02013,847−11%

32▼1Chemung County, NYNY80,41513,306−26%

33▲2Tompkins County, NYNY104,04713,161−8%

34▼2Wayne County, NYNY91,25012,874−16%

35▼1Cattaraugus County, NYNY75,39012,333−24%

36Clinton County, NYNY78,13812,040−11%

37▲3Washington County, NYNY59,35311,969−14%

38Madison County, NYNY67,12011,280−18%

39▲3Herkimer County, NYNY59,21911,277−20%

40▼3Sullivan County, NYNY80,58611,149−27%

41▼2Livingston County, NYNY61,43810,545−30%

42▲3Genesee County, NYNY58,41610,317−10%

43▼2Columbia County, NYNY60,16810,281−17%

44▲7Greene County, NYNY47,2389,243+1%

45▼2Otsego County, NYNY60,5899,178−22%

46▲1Tioga County, NYNY47,4538,350−9%

47▼1Delaware County, NYNY44,3058,045−21%

48▲2Fulton County, NYNY52,2167,741−24%

49▲4Cortland County, NYNY45,8507,567−14%

50▼1Chenango County, NYNY45,7157,253−15%

51▼3Allegany County, NYNY46,8007,125−24%

52▼8Franklin County, NYNY46,5007,075−25%

53▼1Essex County, NYNY36,4387,021−20%

54▲2Wyoming County, NYNY39,7416,347−6%

55▼1Montgomery County, NYNY50,0465,771−28%

56▼1Orleans County, NYNY39,8255,274−30%

57Seneca County, NYNY32,8835,242−19%

58Schoharie County, NYNY30,1765,182−30%

59Lewis County, NYNY26,4793,704−18%

60▲1Schuyler County, NYNY16,9242,798−16%

61▼1Yates County, NYNY24,5472,584−51%

62Hamilton County, NYNY5,0061,026−8%

SHOWING 1–62 OF 62

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