Rock County, Wisconsin

Total Population: 163,944

County Seat: Janesville

View on Google Maps

Median Home Value

$215,900

Owner-occupied units

Median Household Income

$74,390

Across all households

Median Age

40.1 yrs

Across all residents

Bachelor's Degree+

25.7%

Adults 25 and older

Nearby Counties

Demographics

14 fields

Racial & Ethnic Composition

White (Non-Hispanic)80.2%
Hispanic or Latino9.9%
Black (Non-Hispanic)4.6%
Two or More Races3.9%
Asian (Non-Hispanic)1.1%
Other Race0.2%

Under 18 Years

22.7%

65 Years and Over

17.3%

Male

49.7%

Female

50.3%

U.S. Citizens (18+)

96.6%

No Health Insurance

5.2%

Education

3 fields

High School Graduate or Higher (25+)

92.6%

Bachelor's Degree or Higher (25+)

25.7%

Enrolled in College (18+)

6.8%

Economics

6 fields

Median Household Income

$74,390

Mean Household Income

$89,673

Per Capita Income

$37,428

Unemployment Rate (16+)

3.9%

In Labor Force (19–64)

81.5%

SNAP / Food Stamps

12.9%

Housing & Households

13 fields

Median Home Value

$215,900

Median Rent

$1,019/mo

Total Housing Units

70,694

Owner-Occupied

70.6%

Renter-Occupied

29.4%

Vacancy Rate

5.7%

Married Couple Households

47.3%

Cohabiting Couple Households

8.0%

Male Householder, No Partner

18.7%

Female Householder, No Partner

26.0%

Average Household Size

2.42

Broadband Internet Access

89.1%

Housing Built Since 2010

4.6%

Source: U.S. Census Bureau, American Community Survey 2023 5-Year Estimates. County FIPS 55105.