United States › Illinois › Grundy County COUNTY · 2010 ACS
Grundy County Illinois · 50,063 residents · 418 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 50,063 people, Grundy County is a county in Illinois. 12,528 more people live here than in 2000. 18% of adults hold a bachelor's degree or higher. Owners hold 75% of the housing stock. 4% of locals were born outside the United States. Poverty is uncommon here, at 6.9% of locals.
At a glance
Wealthier
above the US median
US median: $52,703
Mid-age
median age 36.1
US median: 37.2
Less educated
18% 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 36.3 in 2000
US average: 37.2
Population, 1990 – 2024
30K 37K 43K 49K 55K 1990 2000 2010 2020 2024 Grundy County Age distribution, 2010
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Section 02
Income & economy $64,297
−2%inflation adjusted, since 2000
from $51,719 in 2000
US average: $52,703
from $22,591 in 2000
US average: $27,286
Households earning $100K+
from 40.8% in 2009
US average: 33.3%
from 4.8% in 2000
US average: 13.8%
Workforce by industry, 2010
Professional, scientific, technical 5.9%
Public administration 4.3%
Education & health services 3.5%
Transportation & warehousing 2.9%
Agriculture, forestry, fishing 1.5%
Arts, entertainment, food 1.3%
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$193,300
+22%inflation adjusted, since 2000
from $125,300 in 2000
US average: $225,659
$894
+17%inflation adjusted, since 2000
from $602 in 2000
US average: $853
from 72.4% in 2000
24.9% rent
from 8.3% in 2009
US average: 12.1%
from 2.78 people in 2009
US average: 2.60
from 25.9% in 2009
US average: 30.9%
from 34.7% in 2009
US average: 46.8%
from 2.9 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 94.6%(35,502)
Hispanic / Latino 4.1%(1,552)
2010
White, non-Hispanic 88.9%(44,526)
Hispanic / Latino 8.2%(4,096)
No data for the years selected.
Section 04 · Origins
Detailed origins & ancestry Ancestry
+ 28 more ancestry groups with data from 15.2% in 2000
US average: 27.9%
High school or higher
from 86.9% in 2000
US average: 84.9%
from 4.3% in 2000
US average: 10.2%
Section 06
Commute & transportation from 19.8 min in 2000
US average: 25.2
from 84.9% in 2009
US average: 76.2%
from 8.9% in 2009
US average: 10.4%
from 0.5% in 2009
US average: 4.7%
from 3.3% in 2009
US average: 4.1%
from 1.6% in 2009
US average: 2.8%
from 0.3% in 2009
US average: 0.5%
from 3.9% in 2009
US average: 8.7%
Section 07
Work & employment from 8.5% in 2009
US average: 12.9%
from 27.7% in 2009
US average: 35.2%
Section 08
People & community from 3.2% in 2009
US average: 12.8%
from 10.1% in 2009
US average: 9.9%
Marital status (2024)
Women 15+
Never married 25.2%(5,374)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage Showing 2024 (the nearest year with coverage data).
from 8.6% in 2013
US average: 8.4%
from 70.7% in 2020
US average: 54.8%
Direct-purchase
from 11.4% in 2020
US average: 13.8%
from 15.0% in 2020
US average: 18.4%
from 14.0% in 2020
US average: 20.9%
VA health care
from 1.9% in 2020
US average: 2.2%
Any private
from 79.2% in 2020
US average: 67.1%
Any public
from 28.9% 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) 33.8%(965)
Share of the 2,854 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 Grundy County Head to head
Compare Grundy County to nearby counties GRUNDY COUNTY VS
Kendall County
Income $111,601 +74%
Home value $322,400 +67%
Population 145,470 +169%
SEE FULL COMPARISON →
GRUNDY COUNTY VS
Will County
Income $109,984 +71%
Home value $319,600 +65%
Population 712,253 +1218%
SEE FULL COMPARISON →
GRUNDY COUNTY VS
LaSalle County
Income $73,045 +14%
Home value $161,900 −16%
Population 107,773 +99%
SEE FULL COMPARISON →
GRUNDY COUNTY VS
Livingston County
Income $73,790 +15%
Home value $142,200 −26%
Population 35,057 −35%
SEE FULL COMPARISON →
Frequently asked
How many people live in Grundy County, Illinois? Grundy County, Illinois has about 50,063 residents according to the 2010 American Community Survey.
What is the median household income in Grundy County, Illinois? The typical household in Grundy County, Illinois earns about $64,297 a year. Half of households make more than that, and half make less.
Is Grundy County, Illinois expensive? In Grundy County, Illinois, the median home is worth about $193,300, and the typical rent is about $894 a month.
How educated are people in Grundy County, Illinois? About 18.3% of adults age 25 and over in Grundy County, Illinois hold a bachelor's degree or higher.
What is the poverty rate in Grundy County, Illinois? About 6.9% of people in Grundy County, Illinois live below the federal poverty line.
Has Grundy County, Illinois grown since 1990? Yes, Grundy County, Illinois has grown since 1990. The population has added about 17,726 residents, a change of about 55 percent over that period.
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