Ranking of Wisconsin Counties By Percentage of Population with Welsh Ancestry in 2021
Updated on April 16, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, there were 26.75K people in Wisconsin with Welsh ancestry (0.46% of Wisconsin population). Among all Wisconsin counties, Florence County had the highest percentage of its population with Welsh ancestry (1.37%), followed by Green Lake County (1.35%), and Bayfield County (0.89%).
The chart and table below shows the top 10 counties with high percentage of its population having Welsh 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 Welsh Ancestry in 2021
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| Rank | County | Percentage of Pop. (%) |
|---|---|---|
| 1 | Florence County | 1.37 |
| 2 | Green Lake County | 1.35 |
| 3 | Bayfield County | 0.89 |
| 4 | Marquette County | 0.82 |
| 5 | Adams County | 0.81 |
| 5 | Iowa County | 0.81 |
| 6 | Ozaukee County | 0.79 |
| 7 | Columbia County | 0.77 |
| 8 | Dane County | 0.76 |
| 9 | Vilas County | 0.74 |
| 10 | Waushara County | 0.70 |
| 11 | Barron County | 0.68 |
| 12 | Waukesha County | 0.67 |
| 13 | Sauk County | 0.64 |
| 14 | Grant County | 0.62 |
| 14 | Walworth County | 0.62 |
| 15 | Eau Claire County | 0.60 |
| 16 | Door County | 0.59 |
| 16 | Monroe County | 0.59 |
| 16 | Washington County | 0.59 |
| 17 | Green County | 0.56 |
| 17 | Racine County | 0.56 |
| 18 | Oneida County | 0.55 |
| 18 | Price County | 0.55 |
| 19 | Portage County | 0.51 |
| 20 | Rock County | 0.50 |
| 21 | Richland County | 0.49 |
| 21 | Trempealeau County | 0.49 |
| 22 | Winnebago County | 0.48 |
| 23 | Dodge County | 0.47 |
| 23 | Forest County | 0.47 |
| 23 | Jefferson County | 0.47 |
| 23 | Rusk County | 0.47 |
| 24 | La Crosse County | 0.45 |
| 25 | Wood County | 0.44 |
| 26 | Marathon County | 0.42 |
| 27 | Chippewa County | 0.41 |
| 28 | Lafayette County | 0.37 |
| 29 | Fond du Lac County | 0.36 |
| 29 | Juneau County | 0.36 |
| 29 | Kenosha County | 0.36 |
| 30 | Jackson County | 0.35 |
| 31 | Buffalo County | 0.33 |
| 31 | Iron County | 0.33 |
| 31 | Outagamie County | 0.33 |
| 32 | Dunn County | 0.32 |
| 32 | Vernon County | 0.32 |
| 33 | Brown County | 0.30 |
| 33 | Marinette County | 0.30 |
| 33 | Oconto County | 0.30 |
| 33 | Pepin County | 0.30 |
| 33 | St. Croix County | 0.30 |
| 34 | Crawford County | 0.29 |
| 34 | Langlade County | 0.29 |
| 35 | Polk County | 0.28 |
| 35 | Sawyer County | 0.28 |
| 35 | Sheboygan County | 0.28 |
| 36 | Douglas County | 0.26 |
| 36 | Milwaukee County | 0.26 |
| 37 | Burnett County | 0.24 |
| 38 | Pierce County | 0.22 |
| 39 | Kewaunee County | 0.21 |
| 40 | Lincoln County | 0.18 |
| 41 | Washburn County | 0.17 |
| 41 | Waupaca County | 0.17 |
| 42 | Manitowoc County | 0.16 |
| 43 | Shawano County | 0.15 |
| 44 | Calumet County | 0.14 |
| 45 | Taylor County | 0.13 |
| 46 | Ashland County | 0.05 |
| 47 | Clark County | 0.04 |