RANKING · 2020 CENSUS · 72 SHOWN OF 72

Most foreign-born residents, Wisconsin counties · 2020

Wisconsin counties ranked by the share of residents born outside the US (2020 ACS). This list covers the 72 counties in Wisconsin that qualify, ranked against each other statewide.

WisconsinAll states All rankings

SAME RANKING BYCities States Metros ZIP codes

RELATEDLargest foreign-born population Most residents with a disability Largest veteran population Most uninsured people Largest senior population Most unmarried people

YEAR2010 2020 2024

RANKPLACESTATEPOPFOREIGN-BORNVS 2010

01Milwaukee County, WIWI924,2169.3%+0.7 pts

02Dane County, WIWI590,3758.5%+1.2 pts

03Kenosha County, WIWI168,4487.3%+1.1 pts

04Sheboygan County, WIWI118,0475.9%+0.8 pts

05Brown County, WIWI275,8035.8%+0.7 pts

06Walworth County, WIWI106,1275.7%−1.0 pts

07Ozaukee County, WIWI94,3465.3%+0.8 pts

08Waukesha County, WIWI417,2105.3%+0.9 pts

09Racine County, WIWI198,9194.9%−0.0 pts

10Rock County, WIWI166,4724.5%+0.2 pts

11Trempealeau County, WIWI31,1714.0%+1.4 pts

12Portage County, WIWI71,9434.0%+1.0 pts

13Marathon County, WIWI139,4323.8%−0.1 pts

14Outagamie County, WIWI195,8943.7%−0.3 pts

15Eau Claire County, WIWI109,0333.6%+0.8 pts

16Winnebago County, WIWI174,2183.5%+0.1 pts

17Door County, WIWI30,6163.3%+0.3 pts

18Fond du Lac County, WIWI104,6693.3%+0.4 pts

19Sauk County, WIWI66,6523.2%−0.6 pts

20Jefferson County, WIWI86,5053.2%−1.1 pts

21La Crosse County, WIWI121,3393.1%−0.6 pts

22Dunn County, WIWI46,2232.9%+0.7 pts

23Adams County, WIWI21,7522.9%+0.3 pts

24Manitowoc County, WIWI81,7102.9%+0.0 pts

25Calumet County, WIWI53,9822.6%−0.5 pts

26Columbia County, WIWI58,1322.6%+0.6 pts

27St. Croix County, WIWI98,2762.6%+0.1 pts

28Monroe County, WIWI46,5722.5%+0.0 pts

29Washington County, WIWI139,2382.5%−0.1 pts

30Clark County, WIWI35,0522.5%+0.2 pts

31Waushara County, WIWI25,2232.5%−0.1 pts

32Douglas County, WIWI43,9902.4%+1.1 pts

33Barron County, WIWI46,4842.4%+0.6 pts

34Lafayette County, WIWI17,4782.4%+0.4 pts

35Wood County, WIWI74,0602.4%+0.0 pts

36Juneau County, WIWI26,6492.4%+0.3 pts

37Kewaunee County, WIWI20,7582.4%+0.5 pts

38Green County, WIWI37,2272.2%−0.4 pts

39Richland County, WIWI17,0362.2%+0.5 pts

40Dodge County, WIWI89,0972.1%−0.4 pts

41Waupaca County, WIWI51,4612.0%+0.7 pts

42Green Lake County, WIWI19,3052.0%+0.2 pts

43Jackson County, WIWI20,9991.9%+0.0 pts

44Price County, WIWI13,9881.9%+0.8 pts

45Pierce County, WIWI43,5191.9%+0.5 pts

46Marquette County, WIWI15,9271.8%+0.5 pts

47Grant County, WIWI52,4461.7%+0.7 pts

48Iowa County, WIWI23,9511.6%+0.3 pts

49Sawyer County, WIWI18,8461.6%+0.3 pts

50Crawford County, WIWI15,9101.6%+0.3 pts

51Langlade County, WIWI19,5341.6%+0.3 pts

52Buffalo County, WIWI13,3181.5%+0.4 pts

53Chippewa County, WIWI67,6141.5%+0.0 pts

54Taylor County, WIWI20,1181.5%+0.3 pts

55Pepin County, WIWI7,5131.4%+0.6 pts

56Marinette County, WIWI42,5741.4%−0.1 pts

57Burnett County, WIWI17,2231.4%−0.2 pts

58Vilas County, WIWI23,7611.4%−0.5 pts

59Vernon County, WIWI31,4431.3%−0.1 pts

60Polk County, WIWI45,8031.3%−0.1 pts

61Shawano County, WIWI41,5601.3%−0.1 pts

62Oneida County, WIWI38,1311.2%−0.3 pts

63Rusk County, WIWI14,1461.2%−0.0 pts

64Ashland County, WIWI16,2031.2%−0.3 pts

65Bayfield County, WIWI16,7871.2%−0.6 pts

66Washburn County, WIWI17,0871.2%+0.1 pts

67Iron County, WIWI6,1271.1%−0.2 pts

68Lincoln County, WIWI28,4030.9%+0.0 pts

69Oconto County, WIWI40,1950.9%−0.1 pts

70Forest County, WIWI9,5740.8%+0.1 pts

71Menominee County, WIWI4,1990.2%+0.1 pts

72Florence County, WIWI4,7480.2%+0.1 pts

SHOWING 1–72 OF 72

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU DECENNIAL CENSUS