Ranking of Wisconsin Counties By Percentage of Population with Swiss Ancestry in 2021
Updated on April 16, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, there were 53.35K people in Wisconsin with Swiss ancestry (0.91% of Wisconsin population). Among all Wisconsin counties, Green County had the highest percentage of its population with Swiss ancestry (17.07%), followed by Lafayette County (6.04%), and Clark County (3.97%).
The chart and table below shows the top 10 counties with high percentage of its population having Swiss 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 Swiss Ancestry in 2021
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| Rank | County | Percentage of Pop. (%) |
|---|---|---|
| 1 | Green County | 17.07 |
| 2 | Lafayette County | 6.04 |
| 3 | Clark County | 3.97 |
| 4 | Buffalo County | 3.47 |
| 5 | Iowa County | 3.28 |
| 6 | Dane County | 1.88 |
| 7 | Rock County | 1.86 |
| 8 | Dunn County | 1.48 |
| 9 | Crawford County | 1.47 |
| 10 | Taylor County | 1.46 |
| 11 | Sauk County | 1.45 |
| 12 | Marquette County | 1.41 |
| 13 | Dodge County | 1.27 |
| 14 | Grant County | 1.26 |
| 15 | Columbia County | 1.21 |
| 16 | Chippewa County | 1.16 |
| 17 | Adams County | 1.12 |
| 18 | Vernon County | 1.11 |
| 19 | Richland County | 1.08 |
| 20 | Rusk County | 1.05 |
| 21 | Jefferson County | 1.04 |
| 21 | Pepin County | 1.04 |
| 22 | Barron County | 0.99 |
| 23 | Lincoln County | 0.90 |
| 24 | Waukesha County | 0.88 |
| 25 | Ashland County | 0.84 |
| 26 | Washington County | 0.82 |
| 27 | Jackson County | 0.81 |
| 27 | Marathon County | 0.81 |
| 27 | Sawyer County | 0.81 |
| 28 | Wood County | 0.76 |
| 29 | Washburn County | 0.73 |
| 30 | Door County | 0.71 |
| 31 | La Crosse County | 0.70 |
| 32 | Green Lake County | 0.69 |
| 33 | St. Croix County | 0.68 |
| 34 | Vilas County | 0.67 |
| 35 | Eau Claire County | 0.66 |
| 36 | Ozaukee County | 0.64 |
| 36 | Waushara County | 0.64 |
| 36 | Winnebago County | 0.64 |
| 37 | Juneau County | 0.63 |
| 38 | Trempealeau County | 0.62 |
| 39 | Walworth County | 0.61 |
| 40 | Waupaca County | 0.59 |
| 41 | Pierce County | 0.56 |
| 42 | Portage County | 0.55 |
| 43 | Monroe County | 0.52 |
| 43 | Oneida County | 0.52 |
| 44 | Iron County | 0.46 |
| 45 | Burnett County | 0.44 |
| 46 | Oconto County | 0.43 |
| 47 | Fond du Lac County | 0.42 |
| 47 | Langlade County | 0.42 |
| 48 | Shawano County | 0.41 |
| 49 | Outagamie County | 0.40 |
| 49 | Polk County | 0.40 |
| 49 | Price County | 0.40 |
| 50 | Bayfield County | 0.39 |
| 50 | Brown County | 0.39 |
| 50 | Racine County | 0.39 |
| 51 | Calumet County | 0.37 |
| 52 | Sheboygan County | 0.34 |
| 53 | Manitowoc County | 0.31 |
| 54 | Douglas County | 0.30 |
| 55 | Marinette County | 0.29 |
| 56 | Forest County | 0.27 |
| 56 | Milwaukee County | 0.27 |
| 57 | Kenosha County | 0.26 |
| 58 | Kewaunee County | 0.21 |
| 59 | Florence County | 0.09 |