Ranking of Wisconsin Counties By Percentage of Population with European Ancestry in 2021
Updated on April 16, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, there were 83.31K people in Wisconsin with European ancestry (1.42% of Wisconsin population). Among all Wisconsin counties, St. Croix County had the highest percentage of its population with European ancestry (2.36%), followed by Dane County (2.12%), and Ozaukee County (2.00%).
The chart and table below shows the top 10 counties with high percentage of its population having European ancestry.
You can see similar information for other states and for other ancestry groups in Wisconsin.
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Related Topics: Wisconsin ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census Bureau.
Ranking of Wisconsin Counties By Percentage of Population with European Ancestry in 2021
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| Rank | County | Percentage of Pop. (%) |
|---|---|---|
| 1 | St. Croix County | 2.36 |
| 2 | Dane County | 2.12 |
| 3 | Ozaukee County | 2.00 |
| 4 | Waukesha County | 1.90 |
| 5 | Richland County | 1.83 |
| 6 | Brown County | 1.82 |
| 7 | Monroe County | 1.78 |
| 8 | Bayfield County | 1.74 |
| 9 | Pierce County | 1.67 |
| 10 | Door County | 1.64 |
| 11 | Dunn County | 1.59 |
| 12 | Outagamie County | 1.56 |
| 13 | Eau Claire County | 1.54 |
| 14 | Douglas County | 1.51 |
| 15 | Lincoln County | 1.50 |
| 16 | Wood County | 1.46 |
| 17 | Winnebago County | 1.41 |
| 18 | Portage County | 1.40 |
| 19 | Florence County | 1.39 |
| 19 | La Crosse County | 1.39 |
| 20 | Green County | 1.38 |
| 21 | Iowa County | 1.37 |
| 21 | Marinette County | 1.37 |
| 22 | Washburn County | 1.35 |
| 23 | Sauk County | 1.34 |
| 24 | Price County | 1.33 |
| 25 | Pepin County | 1.32 |
| 26 | Calumet County | 1.30 |
| 27 | Kenosha County | 1.29 |
| 28 | Sheboygan County | 1.28 |
| 29 | Fond du Lac County | 1.26 |
| 29 | Juneau County | 1.26 |
| 30 | Marquette County | 1.25 |
| 30 | Washington County | 1.25 |
| 31 | Iron County | 1.24 |
| 31 | Milwaukee County | 1.24 |
| 31 | Sawyer County | 1.24 |
| 32 | Rock County | 1.20 |
| 33 | Jefferson County | 1.19 |
| 33 | Shawano County | 1.19 |
| 33 | Walworth County | 1.19 |
| 34 | Ashland County | 1.18 |
| 35 | Chippewa County | 1.15 |
| 35 | Taylor County | 1.15 |
| 36 | Burnett County | 1.14 |
| 37 | Vernon County | 1.11 |
| 38 | Marathon County | 1.07 |
| 38 | Polk County | 1.07 |
| 39 | Dodge County | 1.05 |
| 39 | Manitowoc County | 1.05 |
| 39 | Racine County | 1.05 |
| 40 | Oconto County | 1.03 |
| 41 | Columbia County | 1.02 |
| 42 | Oneida County | 1.01 |
| 43 | Kewaunee County | 1.00 |
| 44 | Crawford County | 0.98 |
| 44 | Langlade County | 0.98 |
| 45 | Waushara County | 0.93 |
| 46 | Grant County | 0.90 |
| 47 | Waupaca County | 0.87 |
| 48 | Lafayette County | 0.86 |
| 49 | Barron County | 0.85 |
| 50 | Forest County | 0.84 |
| 51 | Buffalo County | 0.83 |
| 51 | Rusk County | 0.83 |
| 52 | Green Lake County | 0.77 |
| 53 | Vilas County | 0.73 |
| 54 | Clark County | 0.67 |
| 55 | Adams County | 0.50 |
| 55 | Trempealeau County | 0.50 |
| 56 | Jackson County | 0.45 |
| 57 | Menominee County | 0.05 |