Rock County, Wisconsin

Income Data

+4% vs. Wisconsin average
$74,390
Median Household Income
$37,428
Per Capita Income

At a Glance

Median Household Income
$74,390
+4% vs. state avg
Per Capita Income
$37,428
-5% vs. national
Income-to-Housing Ratio
34.5%
income as % of home value
Rank in Wisconsin
#23 / 72
by median household income

How Rock County Compares

Rock County$74,390
Wisconsin Average$71,715
National Median$74,755

Detailed Income Statistics

$74,390
Median Household Income
$37,428
Per Capita Income
$215,900
Median Home Value
34.5%
Income-to-Housing Ratio

Data Story

About Household Income in Rock County, Wisconsin

Rock matches national pace

Rock County's median household income of $74,390 sits just 0.5% below the national median of $74,755. The county holds steady with typical American household earnings, reflecting a balanced regional economy.

Upper-middle Wisconsin rank

At $74,390, Rock County outearns Wisconsin's state median of $71,715 by $2,675. This consistent advantage places Rock in the upper-middle tier of Wisconsin's 72 counties, driven by its manufacturing and education base.

Strong regional competitor

Rock's $74,390 exceeds Richland County ($62,649) by 18.7% and outpaces Price County ($58,720) by 26.6%. Among south-central Wisconsin counties, Rock maintains competitive income levels supported by Janesville's economy.

Watch rental proportions

Rock County's rent-to-income ratio of 16.4% approaches the higher end of comfort; careful budgeting helps. A median home value of $215,900 is accessible for households at the county median, though down payment planning is important.

Build systematic investment

Rock County's per capita income of $37,428 provides a solid foundation for wealth-building once housing is managed. Establish automatic contributions to retirement plans and explore employer matching programs—consistency beats timing in long-term investing.

Frequently Asked Questions

What is the median household income in Rock County, Wisconsin?
The median household income in Rock County, Wisconsin is $74,390, according to U.S. Census Bureau American Community Survey 2019-2023 5-Year Estimates. This represents the midpoint of all household incomes in the county.
How much do people earn in Rock County?
The per capita income in Rock County is $37,428, which represents the average income per person across the entire county population. The median household income — which accounts for all earners in a household — is $74,390.
How does Rock County compare to the Wisconsin average?
Rock County's median household income of $74,390 is higher than the Wisconsin state average of $71,715. The per capita income is $37,428, compared to the state average of $38,794.
What is the per capita income in Rock County, Wisconsin?
The per capita income in Rock County, Wisconsin is $37,428, according to U.S. Census Bureau American Community Survey 2019-2023 5-Year Estimates. Per capita income is calculated by dividing total personal income by total population, providing an average income figure per resident.
Why is Rock County income higher than the Wisconsin average?
Rock County's median household income of $74,390 is higher than the Wisconsin average of $71,715. This difference of $2,675 can be attributed to factors such as local industry mix, proximity to major employment centers, educational attainment levels, and cost of living. Counties with higher incomes often have a greater concentration of professional and technical occupations.
How does Rock County rank for income in Wisconsin?
Rock County ranks #23 out of 72 counties in Wisconsin by median household income (1 = highest). With a median household income of $74,390 and per capita income of $37,428, it falls in the top third of counties statewide.

Income Comparison Calculator

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County median: $74,390 per year

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Income Adequacy

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Data: U.S. Census Bureau, American Community Survey (ACS) 5-Year Estimates (2019-2023) — Informational only. Not financial or legal advice.