Ranking of Wisconsin Counties By Population in 2021

Updated on August 1, 2024.

Based on the US Census Vintage data estimates, in 2021, the Population for Wisconsin was 5.88M. Among all Wisconsin counties, Milwaukee County had the highest population (924.28K), followed by Dane County (561.54K), and Waukesha County (409.11K).

The chart below shows the top 10 counties, and the table below shows the ranking of all Wisconsin counties.

You can see similar ranking information for related topics, and for other states. You can also see the ranking of all counties in the United States.

See this for other years:
Ranking of Wisconsin Counties By Population in 2021
Milwaukee
924.28K
Dane
561.54K
Waukesha
409.11K
Brown
268.90K
Racine
196.51K
Outagamie
191.32K
Winnebago
170.58K
Kenosha
168.41K
Rock
164.12K
Marathon
137.76K
Ranking of Wisconsin Counties By Population in 2021
Rank
County
Population
1 Milwaukee County 924,276
2 Dane County 561,542
3 Waukesha County 409,108
4 Brown County 268,899
5 Racine County 196,505
6 Outagamie County 191,320
7 Winnebago County 170,580
8 Kenosha County 168,414
9 Rock County 164,115
10 Marathon County 137,755
11 Washington County 137,253
12 La Crosse County 119,331
13 Sheboygan County 117,687
14 Eau Claire County 106,017
15 Walworth County 105,296
16 Fond du Lac County 104,116
17 St. Croix County 94,998
18 Ozaukee County 92,600
19 Dodge County 88,689
20 Jefferson County 85,782
21 Manitowoc County 81,506
22 Wood County 74,005
23 Portage County 69,433
24 Chippewa County 66,590
25 Sauk County 65,702
Items per page:
1 – 25 of 72