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Janesville (town), Wisconsin facts for kids

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Janesville, Wisconsin
Location in Rock County and the state of Wisconsin.
Location in Rock County and the state of Wisconsin.
Country United States
State Wisconsin
County Rock
 • Total 28.6 sq mi (74.0 km2)
 • Land 28.1 sq mi (72.7 km2)
 • Water 0.5 sq mi (1.2 km2)
Elevation 863 ft (263 m)
Population (2000)
 • Total 3,750
 • Density 133.5/sq mi (51.6/km2)
Time zone Central (CST) (UTC-6)
 • Summer (DST) CDT (UTC-5)
Area code(s) 608
FIPS code 55-37850
GNIS feature ID 1583449

Janesville is a town in Rock County, Wisconsin, United States. The population was 3,750 at the 2000 census. The City of Janesville is located to the southeast of and adjacent to the town. The unincorporated communities of Anderson and Leyden are located are the town.


According to the United States Census Bureau, the town has a total area of 28.6 square miles (74.0 km²), of which, 28.1 square miles (72.8 km²) of it is land and 0.5 square miles (1.2 km²) of it (1.65%) is water.

One of the lakes located in the Town of Janesville is Gibbs Lake.


As of the census of 2000, there were 3,750 people, 1,137 households, and 908 families residing in the town. The population density was 133.5 people per square mile (51.5/km²). There were 1,206 housing units at an average density of 42.9 per square mile (16.6/km²). The racial makeup of the town was 93.20% White, 4.67% Black or African American, 0.27% Native American, 0.48% Asian, 0.05% Pacific Islander, 0.67% from other races, and 0.67% from two or more races. 1.47% of the population were Hispanic or Latino of any race.

There were 1,137 households out of which 34.1% had children under the age of 18 living with them, 72.5% were married couples living together, 4.5% had a female householder with no husband present, and 20.1% were non-families. 15.3% of all households were made up of individuals and 4.7% had someone living alone who was 65 years of age or older. The average household size was 2.67 and the average family size was 2.98.

In the town, the population was spread out with 22.2% under the age of 18, 8.7% from 18 to 24, 30.5% from 25 to 44, 26.0% from 45 to 64, and 12.6% who were 65 years of age or older. The median age was 40 years. For every 100 females there were 118.7 males. For every 100 females age 18 and over, there were 120.4 males.

The median income for a household in the town was $68,567, and the median income for a family was $71,523. Males had a median income of $46,131 versus $27,866 for females. The per capita income for the town was $25,656. About 1.7% of families and 2.1% of the population were below the poverty line, including 1.8% of those under age 18 and 2.0% of those age 65 or over.

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