Ranking of Wisconsin Counties By Percentage of Population with German Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 2.19M people in Wisconsin with German ancestry (37.26% of Wisconsin population). Among all Wisconsin counties, Calumet County had the highest percentage of its population with German ancestry (53.16%), followed by Lincoln County (52.70%), and Washington County (51.88%).

The chart and table below shows the top 10 counties with high percentage of its population having German ancestry.

You can see similar information for other states and for other ancestry groups in Wisconsin.

Data Source: US Census Bureau.
Ranking of Wisconsin Counties By Percentage of Population with German Ancestry in 2021
Calumet County
Lincoln County
Washington County
Dodge County
Manitowoc County
Marathon County
Fond du Lac County
Taylor County
Jefferson County
Waupaca County
Ranking of Wisconsin Counties By Percentage of Population with German Ancestry in 2021
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Rank County Percentage of Pop. (%)
1 Calumet County 53.16
2 Lincoln County 52.70
3 Washington County 51.88
4 Dodge County 51.29
5 Manitowoc County 51.16
6 Marathon County 48.98
7 Fond du Lac County 48.94
8 Taylor County 48.67
9 Jefferson County 47.43
10 Waupaca County 47.39
11 Sheboygan County 47.31
12 Green Lake County 46.43
13 Langlade County 46.41
14 Price County 46.38
15 Shawano County 45.63
16 Wood County 45.19
17 Buffalo County 44.99
18 Marquette County 44.88
19 Ozaukee County 44.31
20 Winnebago County 44.09
21 Sauk County 43.69
22 Waukesha County 42.92
23 La Crosse County 42.79
24 Waushara County 42.73
25 Outagamie County 42.60
26 Oconto County 42.58
27 Pepin County 42.52
28 Door County 42.42
29 Oneida County 42.40
30 Columbia County 41.90
31 Clark County 41.33
32 Kewaunee County 41.20
33 Grant County 40.70
34 Richland County 39.52
35 Dunn County 39.31
36 Chippewa County 39.11
37 Pierce County 38.71
38 Vilas County 38.70
39 Portage County 38.66
40 Green County 38.55
41 Monroe County 38.38
42 Juneau County 38.01
43 St. Croix County 37.48
44 Barron County 37.27
45 Eau Claire County 37.18
46 Iowa County 36.78
47 Marinette County 36.73
48 Vernon County 36.49
49 Washburn County 35.60
50 Adams County 35.57
51 Walworth County 35.48
52 Polk County 35.38
53 Trempealeau County 35.03
54 Crawford County 34.63
55 Dane County 34.17
56 Rusk County 34.09
57 Florence County 34.02
58 Brown County 33.97
59 Forest County 33.30
60 Rock County 33.14
61 Racine County 33.02
62 Jackson County 32.97
63 Burnett County 32.85
64 Lafayette County 29.83
65 Sawyer County 28.72
66 Kenosha County 28.40
67 Iron County 28.35
68 Bayfield County 27.90
69 Ashland County 27.08
70 Douglas County 23.13
71 Milwaukee County 23.10
72 Menominee County 4.03