Population of Counties in Wisconsin (2018)

Name 2018 Population Growth Since 2010
Milwaukee County952,0850.40%
Dane County536,4169.65%
Waukesha County400,6212.72%
Brown County262,0525.46%
Racine County196,0710.34%
Outagamie County186,0595.17%
Winnebago County170,4142.01%
Kenosha County168,5211.14%
Rock County162,3091.28%
Marathon County135,7321.26%
Washington County135,1012.36%
La Crosse County118,2742.96%
Sheboygan County115,344-0.15%
Eau Claire County103,6714.70%
Walworth County103,0820.87%
Fond du Lac County102,5480.95%
St. Croix County88,7035.08%
Ozaukee County88,4292.38%
Dodge County87,786-1.08%
Jefferson County84,8321.34%
Manitowoc County79,175-2.65%
Wood County73,126-2.25%
Portage County70,4740.65%
Sauk County63,9813.08%
Chippewa County63,8131.87%
Columbia County57,2480.75%
Grant County51,9991.49%
Waupaca County51,225-2.23%
Calumet County50,0672.12%
Monroe County45,6251.81%
Barron County45,251-1.22%
Dunn County44,6931.86%
Polk County43,450-1.61%
Douglas County43,284-1.93%
Pierce County41,9012.04%
Shawano County40,935-2.39%
Marinette County40,310-3.25%
Oconto County37,553-0.43%
Green County36,851-0.02%
Oneida County35,254-1.90%
Clark County34,679-0.01%
Vernon County30,7593.32%
Trempealeau County29,4722.17%
Lincoln County27,838-3.26%
Door County27,483-0.96%
Juneau County26,576-0.36%
Waushara County24,369-0.59%
Iowa County23,7150.11%
Vilas County21,6831.13%
Jackson County20,5290.32%
Kewaunee County20,445-0.54%
Taylor County20,321-1.64%
Adams County19,973-4.37%
Langlade County19,160-4.02%
Green Lake County18,760-1.37%
Richland County17,516-2.78%
Lafayette County16,741-0.40%
Sawyer County16,418-0.89%
Crawford County16,214-2.52%
Washburn County15,758-1.10%
Ashland County15,500-3.98%
Burnett County15,352-0.50%
Marquette County15,308-0.46%
Bayfield County15,0080.01%
Rusk County14,151-3.94%
Price County13,442-4.64%
Buffalo County13,167-2.83%
Forest County8,970-3.51%
Pepin County7,254-2.92%
Iron County5,671-4.27%
Menominee County4,6158.13%
Florence County4,371-0.61%