RANKING · 2010 CENSUS · 62 SHOWN OF 62

Largest Irish population, New York counties · 2010

New York counties ranked by the number of residents who are Irish ancestry, from the 2010 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 17,907.

Irish Americans: full group profile →

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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 POPULATIONVS –

01Suffolk County, NYNY1,546,090340,585–

02Nassau County, NYNY1,398,939224,840–

03Erie County, NYNY946,741163,985–

04Westchester County, NYNY1,015,743124,206–

05Monroe County, NYNY750,506123,123–

06New York County, NYNY1,664,862117,355–

07Onondaga County, NYNY466,584107,847–

08Queens County, NYNY2,358,182105,348–

09Kings County, NYNY2,653,96384,945–

10Orange County, NYNY417,66975,052–

11Albany County, NYNY321,22572,953–

12Dutchess County, NYNY300,70870,744–

13Richmond County, NYNY501,29064,762–

14Saratoga County, NYNY241,34352,194–

15Rockland County, NYNY357,39747,471–

16Oneida County, NYNY226,39245,802–

17Broome County, NYNY195,73643,809–

18Rensselaer County, NYNY160,51043,414–

19Niagara County, NYNY208,91239,511–

20Ulster County, NYNY183,33038,535–

21Bronx County, NYNY1,406,33238,479–

22Oswego County, NYNY118,56927,954–

23Putnam County, NYNY99,02827,534–

24Schenectady County, NYNY162,58126,759–

25Jefferson County, NYNY111,54023,186–

26Ontario County, NYNY113,13022,198–

27Chautauqua County, NYNY124,12620,147–

28Steuben County, NYNY91,85519,859–

29St. Lawrence County, NYNY105,48819,743–

30Cayuga County, NYNY74,36519,589–

31Chemung County, NYNY80,41517,907–

32Cattaraugus County, NYNY75,39016,140–

33Warren County, NYNY65,02015,493–

34Wayne County, NYNY91,25015,277–

35Sullivan County, NYNY80,58615,183–

36Livingston County, NYNY61,43815,027–

37Tompkins County, NYNY104,04714,348–

38Herkimer County, NYNY59,21914,052–

39Washington County, NYNY59,35313,852–

40Madison County, NYNY67,12013,797–

41Clinton County, NYNY78,13813,491–

42Columbia County, NYNY60,16812,327–

43Otsego County, NYNY60,58911,787–

44Genesee County, NYNY58,41611,417–

45Delaware County, NYNY44,30510,183–

46Fulton County, NYNY52,21610,129–

47Franklin County, NYNY46,5009,398–

48Allegany County, NYNY46,8009,350–

49Tioga County, NYNY47,4539,130–

50Greene County, NYNY47,2389,113–

51Cortland County, NYNY45,8508,790–

52Essex County, NYNY36,4388,753–

53Chenango County, NYNY45,7158,509–

54Montgomery County, NYNY50,0468,038–

55Orleans County, NYNY39,8257,575–

56Schoharie County, NYNY30,1767,351–

57Wyoming County, NYNY39,7416,765–

58Seneca County, NYNY32,8836,509–

59Yates County, NYNY24,5475,291–

60Lewis County, NYNY26,4794,543–

61Schuyler County, NYNY16,9243,340–

62Hamilton County, NYNY5,0061,117–

SHOWING 1–62 OF 62

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS