RANKING · 2010 CENSUS · 72 SHOWN OF 72

Highest Czech population share, Wisconsin counties · 2010

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, WIWI20,75812.5%–

02Manitowoc County, WIWI81,7109.3%–

03Price County, WIWI13,9887.5%–

04Crawford County, WIWI15,9107.3%–

05Langlade County, WIWI19,5346.9%–

06Richland County, WIWI17,0364.5%–

07Vernon County, WIWI31,4434.2%–

08Rusk County, WIWI14,1463.9%–

09Barron County, WIWI46,4843.7%–

10Juneau County, WIWI26,6493.6%–

11Iowa County, WIWI23,9513.4%–

12Chippewa County, WIWI67,6143.2%–

13Oconto County, WIWI40,1952.9%–

14Bayfield County, WIWI16,7872.8%–

15Adams County, WIWI21,7522.8%–

16Grant County, WIWI52,4462.8%–

17Washburn County, WIWI17,0872.7%–

18Door County, WIWI30,6162.7%–

19Brown County, WIWI275,8032.6%–

20Pierce County, WIWI43,5192.6%–

21Marinette County, WIWI42,5742.1%–

22La Crosse County, WIWI121,3392.1%–

23Sawyer County, WIWI18,8462.1%–

24Taylor County, WIWI20,1182.1%–

25Racine County, WIWI198,9192.0%–

26Eau Claire County, WIWI109,0332.0%–

27Shawano County, WIWI41,5602.0%–

28Vilas County, WIWI23,7612.0%–

29Jackson County, WIWI20,9992.0%–

30Pepin County, WIWI7,5132.0%–

31Monroe County, WIWI46,5721.9%–

32Oneida County, WIWI38,1311.8%–

33Sauk County, WIWI66,6521.8%–

34Lincoln County, WIWI28,4031.8%–

35St. Croix County, WIWI98,2761.8%–

36Marathon County, WIWI139,4321.8%–

37Wood County, WIWI74,0601.8%–

38Iron County, WIWI6,1271.7%–

39Clark County, WIWI35,0521.7%–

40Ashland County, WIWI16,2031.6%–

41Forest County, WIWI9,5741.6%–

42Waukesha County, WIWI417,2101.5%–

43Burnett County, WIWI17,2231.5%–

44Columbia County, WIWI58,1321.5%–

45Dunn County, WIWI46,2231.5%–

46Dane County, WIWI590,3751.5%–

47Portage County, WIWI71,9431.5%–

48Walworth County, WIWI106,1271.4%–

49Polk County, WIWI45,8031.4%–

50Ozaukee County, WIWI94,3461.4%–

51Trempealeau County, WIWI31,1711.4%–

52Outagamie County, WIWI195,8941.4%–

53Waushara County, WIWI25,2231.3%–

54Winnebago County, WIWI174,2181.2%–

55Washington County, WIWI139,2381.2%–

56Kenosha County, WIWI168,4481.2%–

57Jefferson County, WIWI86,5051.2%–

58Calumet County, WIWI53,9821.2%–

59Douglas County, WIWI43,9901.2%–

60Sheboygan County, WIWI118,0471.2%–

61Dodge County, WIWI89,0971.0%–

62Green County, WIWI37,2271.0%–

63Rock County, WIWI166,4721.0%–

64Milwaukee County, WIWI924,2161.0%–

65Marquette County, WIWI15,9271.0%–

66Fond du Lac County, WIWI104,6690.9%–

67Waupaca County, WIWI51,4610.9%–

68Buffalo County, WIWI13,3180.9%–

69Lafayette County, WIWI17,4780.8%–

70Green Lake County, WIWI19,3050.7%–

71Menominee County, WIWI4,1990.5%–

72Florence County, WIWI4,7480.4%–

SHOWING 1–72 OF 72

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