RANKING · 2010 CENSUS · 83 SHOWN OF 83

Largest Czech population, Indiana counties · 2010

Indiana counties ranked by the number of residents who are Czech 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 83 counties in Indiana that qualify, ranked against each other statewide.

Czech Americans: full group profile →

IndianaAll 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 –

01Lake County, ININ504,6122,416–

02Marion County, ININ992,1961,636–

03Allen County, ININ402,3291,167–

04Porter County, ININ176,0491,147–

05Hamilton County, ININ387,0361,135–

06St. Joseph County, ININ272,861989–

07LaPorte County, ININ111,294931–

08Elkhart County, ININ208,774911–

09Monroe County, ININ143,345852–

10Tippecanoe County, ININ190,456597–

11Hendricks County, ININ193,510434–

12Starke County, ININ23,425417–

13Vigo County, ININ106,512382–

14Marshall County, ININ46,599369–

15Vanderburgh County, ININ181,995306–

16Bartholomew County, ININ85,729270–

17Steuben County, ININ34,799246–

18Jasper County, ININ33,894225–

19Johnson County, ININ174,262210–

20Madison County, ININ135,088196–

21Boone County, ININ80,689194–

22Posey County, ININ24,988168–

23Putnam County, ININ37,876163–

24Newton County, ININ14,188149–

25Miami County, ININ34,487148–

26Clark County, ININ130,451143–

27Sullivan County, ININ20,831137–

28Delaware County, ININ113,106134–

29Howard County, ININ83,904123–

30Morgan County, ININ74,967119–

31Warrick County, ININ66,803110–

32White County, ININ25,164106–

33Huntington County, ININ37,224105–

34Spencer County, ININ20,061104–

35Pulaski County, ININ12,463103–

36Cass County, ININ37,83689–

37Noble County, ININ47,93789–

38Adams County, ININ36,65085–

39Vermillion County, ININ15,48882–

40Hancock County, ININ90,96971–

41Fulton County, ININ20,09169–

42Wayne County, ININ66,16964–

43Wabash County, ININ30,71358–

44Switzerland County, ININ10,03758–

45Dearborn County, ININ51,60957–

46Gibson County, ININ33,09150–

47Grant County, ININ66,52450–

48Henry County, ININ49,13748–

49DeKalb County, ININ44,53545–

50Floyd County, ININ82,15344–

51Greene County, ININ31,16544–

52Scott County, ININ25,05343–

53Fountain County, ININ17,01340–

54Lawrence County, ININ45,56837–

55Blackford County, ININ11,73035–

56Knox County, ININ35,65235–

57Shelby County, ININ45,88234–

58Decatur County, ININ26,57633–

59Kosciusko County, ININ80,89231–

60Carroll County, ININ20,65530–

61Clinton County, ININ33,32230–

62Daviess County, ININ34,20927–

63Whitley County, ININ35,04627–

64Harrison County, ININ40,43726–

65Perry County, ININ19,38926–

66Montgomery County, ININ38,95420–

67Orange County, ININ19,83418–

68Randolph County, ININ24,43817–

69Tipton County, ININ15,31916–

70Jennings County, ININ27,62216–

71Parke County, ININ16,64214–

72Ripley County, ININ29,43414–

73LaGrange County, ININ41,30512–

74Jefferson County, ININ33,27911–

75Benton County, ININ8,8839–

76Brown County, ININ15,7779–

77Owen County, ININ21,8869–

78Wells County, ININ28,8839–

79Rush County, ININ16,7678–

80Clay County, ININ26,4107–

81Fayette County, ININ23,5336–

82Warren County, ININ8,4744–

83Pike County, ININ12,0033–

SHOWING 1–83 OF 83

Download CSV (full list, 83 rows)

UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS