United States › Wisconsin › Rock County COUNTY · 2010 ACS
Rock County Wisconsin · 160,331 residents · 718 sq mi
Time machine
COMPARE TO 1990 Census 2000 Census 2009 ACS 2011 ACS 2012 ACS 2013 ACS 2014 ACS 2015 ACS 2016 ACS 2017 ACS 2018 ACS 2019 ACS 2020 ACS 2021 ACS 2022 ACS 2023 ACS 2024 ACS
The short version
With 160,331 people, Rock County is a county in Wisconsin. 20% of adults hold a bachelor's degree or higher. Median home value sits at $138,000. The foreign-born share is 4%. 71% of homes are owner-occupied. Headcount has barely moved since 2000.
At a glance
Lower income
below the US median
US median: $52,703
Mid-age
median age 38.0
US median: 37.2
Less educated
20% hold a bachelor's degree
US average: 28%
Stable housing
home values roughly flat, inflation adjusted
US median home: $225,659
Section 01
Population & growth from 35.9 in 2000
US average: 37.2
Population, 1990 – 2024
137K 144K 152K 159K 167K 1990 2000 2010 2020 2024 Rock County Age distribution, 2010
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Section 02
Income & economy $49,716
−14%inflation adjusted, since 2000
from $45,517 in 2000
US average: $52,703
from $20,895 in 2000
US average: $27,286
Households earning $100K+
from 28.9% in 2009
US average: 33.3%
from 7.3% in 2000
US average: 13.8%
Workforce by industry, 2010
Transportation & warehousing 4%
Professional, scientific, technical 4%
Public administration 3.3%
Arts, entertainment, food 2.3%
Agriculture, forestry, fishing 1.8%
Education & health services 0.9%
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$138,000
+11%inflation adjusted, since 2000
from $98,300 in 2000
US average: $225,659
$698
+2%inflation adjusted, since 2000
from $543 in 2000
US average: $853
from 71.1% in 2000
29.4% rent
from 8.2% in 2009
US average: 12.1%
2.51 people
Unchangedsince 2009
from 2.50 people in 2009
US average: 2.60
from 26.4% in 2009
US average: 30.9%
from 45.0% in 2009
US average: 46.8%
from 2.7 in 2009
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Section 04
Race & ethnicity 2000
White, non-Hispanic 89.2%(135,884)
Hispanic / Latino 3.9%(5,953)
2010
White, non-Hispanic 84.5%(135,526)
Hispanic / Latino 7.6%(12,124)
No data for the years selected.
Section 04 · Origins
Detailed origins & ancestry Hispanic origin
+ 3 more hispanic origin groups with data Ancestry
+ 37 more ancestry groups with data from 16.7% in 2000
US average: 27.9%
High school or higher
from 83.9% in 2000
US average: 84.9%
from 5.4% in 2000
US average: 10.2%
Section 06
Commute & transportation from 13.6 min in 2000
US average: 25.2
from 82.6% in 2009
US average: 76.2%
from 9.9% in 2009
US average: 10.4%
from 0.7% in 2009
US average: 4.7%
from 3.2% in 2009
US average: 4.1%
from 2.6% in 2009
US average: 2.8%
from 0.3% in 2009
US average: 0.5%
from 5.4% in 2009
US average: 8.7%
Section 07
Work & employment from 11.8% in 2009
US average: 12.9%
from 28.4% in 2009
US average: 35.2%
Section 08
People & community from 4.3% in 2009
US average: 12.8%
from 10.9% in 2009
US average: 9.9%
Marital status (2024)
Men 15+
Never married 34.9%(23,103)
Women 15+
Never married 28.6%(19,487)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage Showing 2024 (the nearest year with coverage data).
from 10.7% in 2013
US average: 8.4%
from 62.1% in 2020
US average: 54.8%
Direct-purchase
from 14.8% in 2020
US average: 13.8%
from 18.5% in 2020
US average: 18.4%
from 20.2% in 2020
US average: 20.9%
VA health care
from 2.5% in 2020
US average: 2.2%
Any private
from 73.9% in 2020
US average: 67.1%
Any public
from 36.2% in 2020
US average: 36.7%
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans Veterans by period of service, 2024
Gulf War (2001 or later) 17.2%(1,526)
Gulf War (1990s) 19.6%(1,736)
Share of the 8,848 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
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Drill deeper
Places similar to Rock County Head to head
Compare Rock County to nearby counties ROCK COUNTY VS
Winnebago County
Income $65,837 +32%
Home value $164,500 +19%
Population 283,674 +70%
SEE FULL COMPARISON →
ROCK COUNTY VS
Green County
Income $82,852 +67%
Home value $250,200 +81%
Population 37,227 −78%
SEE FULL COMPARISON →
ROCK COUNTY VS
Walworth County
Income $80,520 +62%
Home value $302,700 +119%
Population 106,127 −36%
SEE FULL COMPARISON →
ROCK COUNTY VS
Boone County
Income $84,571 +70%
Home value $216,900 +57%
Population 53,568 −68%
SEE FULL COMPARISON →
Frequently asked
How many people live in Rock County, Wisconsin? Rock County, Wisconsin has about 160,331 residents according to the 2010 American Community Survey.
What is the median household income in Rock County, Wisconsin? The typical household in Rock County, Wisconsin earns about $49,716 a year. Half of households make more than that, and half make less.
Is Rock County, Wisconsin expensive? In Rock County, Wisconsin, the median home is worth about $138,000, and the typical rent is about $698 a month.
How educated are people in Rock County, Wisconsin? About 19.8% of adults age 25 and over in Rock County, Wisconsin hold a bachelor's degree or higher.
What is the poverty rate in Rock County, Wisconsin? About 12.4% of people in Rock County, Wisconsin live below the federal poverty line.
Has Rock County, Wisconsin grown since 1990? Yes, Rock County, Wisconsin has grown since 1990. The population has added about 20,821 residents, a change of about 15 percent over that period.
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