RANKING · 2010 CENSUS · 62 SHOWN OF 62

Largest Czech population, New York counties · 2010

New York counties ranked by the number of residents who are Czech ancestry, from the 2023 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.

New YorkAll states All rankings

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

RANKPLACESTATEPOPCZECH POPULATIONVS 2000

01Suffolk County, NYNY1,546,0908,389–

02Nassau County, NYNY1,398,9394,825–

03New York County, NYNY1,664,8624,820–

04Westchester County, NYNY1,015,7433,626–

05Queens County, NYNY2,358,1823,450–

06Kings County, NYNY2,653,9633,393–

07Monroe County, NYNY750,5062,461–

08Broome County, NYNY195,7362,348–

09Erie County, NYNY946,7412,207–

10Dutchess County, NYNY300,7081,985–

11Orange County, NYNY417,6691,641–

12Rockland County, NYNY357,3971,346–

13Onondaga County, NYNY466,5841,294–

14Albany County, NYNY321,2251,289–

15Saratoga County, NYNY241,343848–

16Ulster County, NYNY183,330801–

17Schenectady County, NYNY162,581778–

18Richmond County, NYNY501,290735–

19Tompkins County, NYNY104,047714–

20Rensselaer County, NYNY160,510607–

21Oneida County, NYNY226,392576–

22Putnam County, NYNY99,028541–

23Niagara County, NYNY208,912422–

24Sullivan County, NYNY80,586390–

25Chautauqua County, NYNY124,126389–

26Bronx County, NYNY1,406,332388–

27Tioga County, NYNY47,453382–

28Ontario County, NYNY113,130381–

29Chemung County, NYNY80,415369–

30Steuben County, NYNY91,855366–

31Oswego County, NYNY118,569356–

32Columbia County, NYNY60,168291–

33Wayne County, NYNY91,250274–

34Herkimer County, NYNY59,219257–

35Fulton County, NYNY52,216239–

36Delaware County, NYNY44,305235–

37Otsego County, NYNY60,589230–

38Cattaraugus County, NYNY75,390225–

39Essex County, NYNY36,438225–

40Madison County, NYNY67,120221–

41Cayuga County, NYNY74,365207–

42Jefferson County, NYNY111,540199–

43Warren County, NYNY65,020195–

44Genesee County, NYNY58,416194–

45Clinton County, NYNY78,138189–

46Schuyler County, NYNY16,924183–

47Livingston County, NYNY61,438179–

48Greene County, NYNY47,238170–

49Chenango County, NYNY45,715169–

50Schoharie County, NYNY30,176169–

51Montgomery County, NYNY50,046168–

52St. Lawrence County, NYNY105,488167–

53Allegany County, NYNY46,800138–

54Washington County, NYNY59,353117–

55Cortland County, NYNY45,850111–

56Seneca County, NYNY32,88399–

57Franklin County, NYNY46,50073–

58Yates County, NYNY24,54766–

59Wyoming County, NYNY39,74161–

60Orleans County, NYNY39,82552–

61Lewis County, NYNY26,47914–

62Hamilton County, NYNY5,0065–

SHOWING 1–62 OF 62

Download CSV (full list, 62 rows)

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