RANKING · 2024 ACS · 73 SHOWN OF 73

Highest Czech population share, Indiana counties

Indiana counties ranked by the share of all residents who are Czech ancestry (2024 American Community Survey). A concentration measure: Czech residents as a percentage of total population. This list covers the 73 counties in Indiana that qualify, ranked against each other statewide. The median across all 73 is 0.1%. Biggest climber in the top 100 since 2020: Kosciusko County, IN, up 37 places to #9.

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IndianaAll states All rankings

SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPCZECH SHAREVS 2010

01Starke County, ININ23,4251.0%−0.8 pts

02Porter County, ININ176,0490.8%+0.1 pts

03▲1LaPorte County, ININ111,2940.7%−0.1 pts

04▲12Tippecanoe County, ININ190,4560.4%+0.1 pts

05Hamilton County, ININ387,0360.4%0.0 pts

06▲7Warren County, ININ8,4740.4%+0.3 pts

07▲2St. Joseph County, ININ272,8610.4%0.0 pts

08▲36Newton County, ININ14,1880.4%−0.7 pts

09▲37Kosciusko County, ININ80,8920.4%+0.3 pts

10▼7Pulaski County, ININ12,4630.3%−0.4 pts

11▼3Lake County, ININ504,6120.3%−0.1 pts

12▼1Monroe County, ININ143,3450.3%−0.3 pts

13▲5Brown County, ININ15,7770.3%+0.3 pts

14Vermillion County, ININ15,4880.3%−0.2 pts

15▼3Randolph County, ININ24,4380.3%+0.2 pts

16Sullivan County, ININ20,8310.3%−0.4 pts

17▲30Montgomery County, ININ38,9540.3%+0.2 pts

18▼1White County, ININ25,1640.2%−0.2 pts

19▲23Boone County, ININ80,6890.2%−0.1 pts

20▼5Carroll County, ININ20,6550.2%+0.1 pts

21▲13Vigo County, ININ106,5120.2%−0.1 pts

22▲2Fulton County, ININ20,0910.2%−0.1 pts

23▼1Parke County, ININ16,6420.2%+0.1 pts

24▲37Hendricks County, ININ193,5100.2%−0.1 pts

25▲24Clay County, ININ26,4100.2%+0.1 pts

26▲17Hancock County, ININ90,9690.2%+0.1 pts

27▲36DeKalb County, ININ44,5350.2%+0.1 pts

28▲4Marion County, ININ992,1960.2%0.0 pts

29▲16Johnson County, ININ174,2620.2%0.0 pts

30Scott County, ININ25,0530.2%0.0 pts

31▼1Huntington County, ININ37,2240.2%−0.1 pts

32▲26Howard County, ININ83,9040.2%0.0 pts

33▲27Delaware County, ININ113,1060.2%0.0 pts

34▲3Elkhart County, ININ208,7740.1%−0.3 pts

35▼10Allen County, ININ402,3290.1%−0.2 pts

36▲29Floyd County, ININ82,1530.1%+0.1 pts

37▲1Vanderburgh County, ININ181,9950.1%−0.1 pts

38▲26Harrison County, ININ40,4370.1%0.0 pts

39▼12Steuben County, ININ34,7990.1%−0.6 pts

40▼20Miami County, ININ34,4870.1%−0.3 pts

41▼34Jasper County, ININ33,8940.1%−0.6 pts

42Spencer County, ININ20,0610.1%−0.4 pts

43Switzerland County, ININ10,0370.1%−0.5 pts

44▼34Putnam County, ININ37,8760.1%−0.3 pts

45Jay County, ININ20,1180.1%–

46▼20Cass County, ININ37,8360.1%−0.1 pts

47▲15Whitley County, ININ35,0460.1%0.0 pts

48Rush County, ININ16,7670.1%0.0 pts

49▲2Warrick County, ININ66,8030.1%−0.1 pts

50▼31Wayne County, ININ66,1690.1%0.0 pts

51▲2Wells County, ININ28,8830.1%+0.1 pts

52▼17Bartholomew County, ININ85,7290.1%−0.3 pts

53Posey County, ININ24,9880.1%−0.6 pts

54▲3Shelby County, ININ45,8820.1%0.0 pts

55▼15Clark County, ININ130,4510.1%−0.1 pts

56▼25Morgan County, ININ74,9670.1%−0.1 pts

57▲19Clinton County, ININ33,3220.1%0.0 pts

58▲14Dearborn County, ININ51,6090.1%−0.1 pts

59▼26Fountain County, ININ17,0130.1%−0.2 pts

60▲7Blackford County, ININ11,7300.1%−0.2 pts

61▼32LaGrange County, ININ41,3050.0%0.0 pts

62▼7Daviess County, ININ34,2090.0%0.0 pts

63▼4Lawrence County, ININ45,5680.0%0.0 pts

64▲14Wabash County, ININ30,7130.0%−0.1 pts

65▼29Gibson County, ININ33,0910.0%−0.1 pts

66▼10Henry County, ININ49,1370.0%−0.1 pts

67▼13Madison County, ININ135,0880.0%−0.1 pts

68▲3Owen County, ININ21,8860.0%0.0 pts

69▼48Noble County, ININ47,9370.0%−0.2 pts

70▼42Marshall County, ININ46,5990.0%−0.8 pts

71▲3Jefferson County, ININ33,2790.0%0.0 pts

72▼6Grant County, ININ66,5240.0%−0.1 pts

73▲2Crawford County, ININ10,5090.0%–

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