Ranking of Wisconsin Counties By Population in 2018

Updated on January 28, 2024.

Based on the US Census Vintage data estimates, in 2018, the Population for Wisconsin was 5.81M. Among all Wisconsin counties, Milwaukee County had the highest population (947.91K), followed by Dane County (542.45K), and Waukesha County (402.71K).

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 2018
Milwaukee
947.91K
Dane
542.45K
Waukesha
402.71K
Brown
262.99K
Racine
196.35K
Outagamie
187.01K
Winnebago
170.81K
Kenosha
169.05K
Rock
162.82K
Washington
135.62K
Ranking of Wisconsin Counties By Population in 2018
Rank
County
Population
1 Milwaukee County 947,908
2 Dane County 542,448
3 Waukesha County 402,705
4 Brown County 262,985
5 Racine County 196,348
6 Outagamie County 187,012
7 Winnebago County 170,811
8 Kenosha County 169,054
9 Rock County 162,817
10 Washington County 135,615
11 Marathon County 135,478
12 La Crosse County 118,220
13 Sheboygan County 115,161
14 Eau Claire County 104,276
15 Walworth County 103,547
16 Fond du Lac County 102,777
17 St. Croix County 89,721
18 Ozaukee County 89,302
19 Dodge County 87,796
20 Jefferson County 85,091
21 Manitowoc County 78,925
22 Wood County 72,827
23 Portage County 70,979
24 Sauk County 64,306
25 Chippewa County 64,095
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