RANKING · 2010 CENSUS · 59 SHOWN OF 59

Highest Portuguese population share, Wisconsin counties · 2010

Wisconsin counties ranked by the share of all residents who are Portuguese ancestry (2023 American Community Survey). A concentration measure: Portuguese residents as a percentage of total population. This list covers the 59 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

RANKPLACESTATEPOPPORTUGUESE SHAREVS 2000

01Pepin County, WIWI7,5130.3%–

02Calumet County, WIWI53,9820.3%–

03Bayfield County, WIWI16,7870.2%–

04Oneida County, WIWI38,1310.2%–

05Manitowoc County, WIWI81,7100.1%–

06Sauk County, WIWI66,6520.1%–

07Adams County, WIWI21,7520.1%–

08Oconto County, WIWI40,1950.1%–

09Rock County, WIWI166,4720.1%–

10Trempealeau County, WIWI31,1710.1%–

11Crawford County, WIWI15,9100.1%–

12Fond du Lac County, WIWI104,6690.1%–

13Barron County, WIWI46,4840.1%–

14Racine County, WIWI198,9190.1%–

15Milwaukee County, WIWI924,2160.1%–

16Clark County, WIWI35,0520.1%–

17Portage County, WIWI71,9430.1%–

18Dane County, WIWI590,3750.1%–

19Rusk County, WIWI14,1460.1%–

20Columbia County, WIWI58,1320.1%–

21Door County, WIWI30,6160.1%–

22Marathon County, WIWI139,4320.1%–

23Green Lake County, WIWI19,3050.1%–

24Iron County, WIWI6,1270.0%–

25Waukesha County, WIWI417,2100.0%–

26Monroe County, WIWI46,5720.0%–

27Polk County, WIWI45,8030.0%–

28Vilas County, WIWI23,7610.0%–

29Ozaukee County, WIWI94,3460.0%–

30Brown County, WIWI275,8030.0%–

31Marquette County, WIWI15,9270.0%–

32Green County, WIWI37,2270.0%–

33Jackson County, WIWI20,9990.0%–

34Eau Claire County, WIWI109,0330.0%–

35Sheboygan County, WIWI118,0470.0%–

36Pierce County, WIWI43,5190.0%–

37Burnett County, WIWI17,2230.0%–

38Lincoln County, WIWI28,4030.0%–

39La Crosse County, WIWI121,3390.0%–

40Taylor County, WIWI20,1180.0%–

41Juneau County, WIWI26,6490.0%–

42Buffalo County, WIWI13,3180.0%–

43Waupaca County, WIWI51,4610.0%–

44Kenosha County, WIWI168,4480.0%–

45Grant County, WIWI52,4460.0%–

46Outagamie County, WIWI195,8940.0%–

47Sawyer County, WIWI18,8460.0%–

48St. Croix County, WIWI98,2760.0%–

49Washington County, WIWI139,2380.0%–

50Lafayette County, WIWI17,4780.0%–

51Marinette County, WIWI42,5740.0%–

52Vernon County, WIWI31,4430.0%–

53Dodge County, WIWI89,0970.0%–

54Chippewa County, WIWI67,6140.0%–

55Iowa County, WIWI23,9510.0%–

56Wood County, WIWI74,0600.0%–

57Walworth County, WIWI106,1270.0%–

58Dunn County, WIWI46,2230.0%–

59Washburn County, WIWI17,0870.0%–

SHOWING 1–59 OF 59

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