Demographics in Janesville, WI

Population, age, race, ethnicity, and household statistics — 2023 ACS Data

Where is Janesville?

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Population

Source: U.S. Census Bureau ACS (2023)

Total Population

65,813

Male

32,629

49.6%

Female

33,184

50.4%

Median Age

40.0

Race & Ethnicity

Source: U.S. Census Bureau ACS (2023)

White

86.8%

Black

3.2%

Hispanic

6.2%

Asian

1.6%

Two or More

5.6%

Other

2.4%

Education & Household

Source: U.S. Census Bureau ACS (2023)

Bachelor's or Higher

18.9%

High School or Higher

41.6%

Foreign Born

3.6%

Veterans

5.6%

Married

40.4%

Avg Household Size

2.3

Marital Status by Age

Source: U.S. Census Bureau ACS (2023)

Janesville, WI has a population of 65,813 with a median age of 40.0. The racial makeup is 86.8% White, 6.2% Hispanic, 3.2% Black, 1.6% Asian. About 18.9% of residents hold a bachelor's degree or higher. The foreign-born population is 3.6%.