RANKING · 2020 CENSUS · 72 SHOWN OF 72

Highest Czech population share, Wisconsin counties · 2020

Wisconsin counties ranked by the share of all residents who are Czech ancestry (2023 American Community Survey). A concentration measure: Czech residents as a percentage of total population. This list covers the 72 counties in Wisconsin that qualify, ranked against each other statewide.

WisconsinAll 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 SHAREVS 2000

01Kewaunee County, WIWI20,75810.2%–

02Langlade County, WIWI19,5347.2%–

03Manitowoc County, WIWI81,7106.4%–

04Price County, WIWI13,9885.0%–

05Crawford County, WIWI15,9104.7%–

06Richland County, WIWI17,0363.1%–

07Rusk County, WIWI14,1462.9%–

08Vernon County, WIWI31,4432.9%–

09Iowa County, WIWI23,9512.8%–

10Barron County, WIWI46,4842.7%–

11Pierce County, WIWI43,5192.5%–

12Ashland County, WIWI16,2032.5%–

13Sawyer County, WIWI18,8462.5%–

14La Crosse County, WIWI121,3392.5%–

15Marathon County, WIWI139,4322.3%–

16Chippewa County, WIWI67,6142.3%–

17Grant County, WIWI52,4462.2%–

18Oconto County, WIWI40,1952.2%–

19Taylor County, WIWI20,1182.1%–

20Brown County, WIWI275,8032.1%–

21Adams County, WIWI21,7522.0%–

22Juneau County, WIWI26,6492.0%–

23Bayfield County, WIWI16,7872.0%–

24Forest County, WIWI9,5742.0%–

25Oneida County, WIWI38,1312.0%–

26Door County, WIWI30,6162.0%–

27Racine County, WIWI198,9191.9%–

28Jackson County, WIWI20,9991.8%–

29Vilas County, WIWI23,7611.8%–

30Washburn County, WIWI17,0871.8%–

31St. Croix County, WIWI98,2761.7%–

32Wood County, WIWI74,0601.7%–

33Shawano County, WIWI41,5601.7%–

34Florence County, WIWI4,7481.6%–

35Marinette County, WIWI42,5741.6%–

36Portage County, WIWI71,9431.5%–

37Iron County, WIWI6,1271.5%–

38Burnett County, WIWI17,2231.4%–

39Polk County, WIWI45,8031.4%–

40Walworth County, WIWI106,1271.3%–

41Dane County, WIWI590,3751.3%–

42Calumet County, WIWI53,9821.3%–

43Dunn County, WIWI46,2231.3%–

44Sauk County, WIWI66,6521.3%–

45Waushara County, WIWI25,2231.3%–

46Monroe County, WIWI46,5721.2%–

47Trempealeau County, WIWI31,1711.2%–

48Waukesha County, WIWI417,2101.2%–

49Columbia County, WIWI58,1321.1%–

50Ozaukee County, WIWI94,3461.1%–

51Outagamie County, WIWI195,8941.1%–

52Clark County, WIWI35,0521.1%–

53Eau Claire County, WIWI109,0331.1%–

54Winnebago County, WIWI174,2181.1%–

55Douglas County, WIWI43,9901.1%–

56Washington County, WIWI139,2381.1%–

57Marquette County, WIWI15,9271.0%–

58Rock County, WIWI166,4720.9%–

59Lafayette County, WIWI17,4780.9%–

60Fond du Lac County, WIWI104,6690.9%–

61Lincoln County, WIWI28,4030.9%–

62Waupaca County, WIWI51,4610.8%–

63Kenosha County, WIWI168,4480.8%–

64Milwaukee County, WIWI924,2160.7%–

65Buffalo County, WIWI13,3180.7%–

66Sheboygan County, WIWI118,0470.7%–

67Pepin County, WIWI7,5130.7%–

68Jefferson County, WIWI86,5050.7%–

69Green Lake County, WIWI19,3050.6%–

70Dodge County, WIWI89,0970.6%–

71Green County, WIWI37,2270.6%–

72Menominee County, WIWI4,1990.2%–

SHOWING 1–72 OF 72

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