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Winnebago County, Wisconsin
Map of Wisconsin highlighting Winnebago County
Location in the state of Wisconsin
Map of USA WI
Wisconsin's location in the U.S.
Founded 1840
Seat Oshkosh
 - Total
 - Land
 - Water

579 sq mi (1,500 km²)
439 sq mi (1,137 km²)
140 sq mi (363 km²), 24.21%
 - (2000)
 - Density

357/sq mi (138/km²)

Winnebago County is a county in the U.S. state of Wisconsin. As of 2009, the population estimate was 163,370.[1] Its county seat is Oshkosh.[2] Winnebago County is included in the Oshkosh, Wisconsin-Neenah, Wisconsin, Metropolitan Statistical Area.


The county seat, Oshkosh was incorporated as a city in 1853, when it already had a population of nearly 2,800.[3]

In 1983 and 1984, the county became aware of severe child abuse against Joshua DeShaney but failed to intervene until his father had caused severe brain damage."[4] [5] The child's non-custodial mother then sued alleging a federal violation of the due process clause. In DeShaney v. Winnebago County, the county won when the US Supreme Court found that the Fourteenth Amendment's due process requirements only limited government action but did not compel it.


According to the U.S. Census Bureau, the county has a total area of 579 square miles (1,500 km2), of which 439 square miles (1,137 km2) is land and 140 square miles (363 km2) is water.

Adjacent countiesEdit

Major highwaysEdit


USA Winnebago County, Wisconsin age pyramid

2000 Census Age Pyramid for Winnebago County.

Historical populations
Census Pop.
1900 58,225
1910 62,116 6.7%
1920 63,897 2.9%
1930 76,622 19.9%
1940 80,507 5.1%
1950 91,103 13.2%
1960 107,928 18.5%
1970 129,931 20.4%
1980 131,703 1.4%
1990 140,320 6.5%
2000 156,763 11.7%
2010 166,994 6.5%
WI Counties 1900-1990

As of the census[6] of 2000, there were 156,763 people, 61,157 households, and 39,568 families residing in the county. The population density was 357 per square mile (138 /km2). There were 64,721 housing units at an average density of 148 per square mile (57 /km2). The racial makeup of the county was 94.92% White, 1.12% Black or African American, 0.46% Native American, 1.84% Asian, 0.02% Pacific Islander, 0.72% from other races, and 0.92% from two or more races. 1.96% of the population were Hispanic or Latino of any race. 52.4% were of German, 6.2% Irish and 5.7% Polish ancestry according to Census 2000. 94.6% spoke English, 2.5% Spanish and 1.0% Hmong as their first language.

There were 61,157 households out of which 31.00% had children under the age of 18 living with them, 53.00% were married couples living together, 8.30% had a female householder with no husband present, and 35.30% were non-families. 27.60% of all households were made up of individuals and 9.90% had someone living alone who was 65 years of age or older. The average household size was 2.43 and the average family size was 2.99.

By age, 23.80% of the population was under 18, 11.80% from 18 to 24, 30.40% from 25 to 44, 21.50% from 45 to 64, and 12.50% were 65 or older. The median age was 35 years. For every 100 females there were 99.40 males. For every 100 females age 18 and over, there were 97.80 males.


Winnebago County is governed by the Winnebago County Board of Supervisors.

Cities, villages, and townsEdit


Winnebago County Fairgrounds grandstands


Winnebago County Courthouse

Unincorporated communitiesEdit

Ghost townsEdit

See alsoEdit


External linksEdit

Coordinates: 44°04′N 88°38′W / 44.06, -88.64

This page uses content from the English language Wikipedia. The original content was at Winnebago County, Wisconsin. The list of authors can be seen in the page history. As with this Familypedia wiki, the content of Wikipedia is available under the Creative Commons License.

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