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Janesville is a city in Wisconsin. It is the county seat of Rock County. As of the 2000 census, the city had a total population of 59,498. The city is located in the center of the county and of four towns, Town of Janesville, Harmony, La Prairie, and Rock.

Geography

Janesville is located at (42.68411, -89.016654).

According to the United States Census Bureau, the city has a total area of 72.8 km² (28.1 mi²). 71.3 km² (27.5 mi²) of it is land and 1.5 km² (0.6 mi²) of it (2.10%) is water. Janesville is divided by the Rock River, which crosses through downtown.

Demographics

As of the census of 2000, there were 59,498 people, 23,894 households, and 15,746 families residing in the city. The population density was 834.1/km² (2,160.6/mi²). There were 25,083 housing units at an average density of 351.7/km² (910.9/mi²). The racial makeup of the city was 95.27% White, 1.26% Black or African American, 0.25% Native American, 0.96% Asian, 0.03% Pacific Islander, 1.02% from other races, and 1.22% from two or more races. 2.64% of the population were Hispanic or Latino of any race.

There were 23,894 households out of which 32.7% had children under the age of 18 living with them, 51.1% were married couples living together, 10.5% had a female householder with no husband present, and 34.1% were non-families. 27.4% of all households were made up of individuals and 9.7% had someone living alone who was 65 years of age or older. The average household size was 2.45 and the average family size was 2.99.

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