United States › Illinois › Greene County COUNTY
Greene County Illinois · 11,313 residents (2025 est.) · 543 sq mi
Time machine
COMPARE TO 1990 Census 2000 Census 2009 ACS 2010 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
The short version
Greene County is home to 11,683 people in Illinois. Four-year degrees are less common here than nationally, at 19% of adults. The typical home is worth $95,200, having more than doubled since 2000. The foreign-born share is 0%. 78% of homes are owner-occupied. The median age is 43.4, about 4 years above the US median.
At a glance
Lower income
below the US median
US median: $82,259
Older
median age 43.4
US median: 38.9
Less educated
19% hold a bachelor's degree
US average: 36%
Stable housing
home values roughly flat, inflation adjusted
US median home: $376,019
Section 01
Population & growth from 14,761 in 2000
11,313 in 2025 (Census Bureau estimate)
from 25 / sq mi in 2009
US average: 281
from 37.9 in 2000
US average: 38.9
Population, 1990 – 2024
11K 12K 14K 15K 16K 1990 2000 2010 2020 2024 Greene County Age distribution, 2024
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy $62,192
+8%inflation adjusted, since 2000
from $31,754 in 2000
US average: $82,259
from $15,246 in 2000
US average: $44,673
Households earning $100K+
from 18.8% in 2009
US average: 53.3%
from 12.4% in 2000
US average: 12.5%
from 0.435 in 2010
US average: 0.476
Workforce by industry, 2024
Agriculture, forestry, fishing 7.3%
Professional, scientific, technical 5.9%
Public administration 3.4%
Transportation & warehousing 2.4%
Arts, entertainment, food 0.7%
Education & health services 0.3%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
$95,200
+6%inflation adjusted, since 2000
from $49,200 in 2000
US average: $376,019
$754
+12%inflation adjusted, since 2000
from $369 in 2000
US average: $1,442
from 76.2% in 2000
21.8% rent
from 12.1% in 2009
US average: 10.0%
2.58 people
+10%since 2009
from 2.35 people in 2009
US average: 2.54
from 21.2% in 2009
US average: 22.9%
from 28.3% in 2009
US average: 47.4%
from 1.8 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.
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
Section 04
Race & ethnicity 2000
White, non-Hispanic 97.8%(14,442)
Hispanic / Latino 0.5%(77)
2024
White, non-Hispanic 95.8%(11,196)
Hispanic / Latino 1.1%(128)
from 6 in 2009
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
from 17 in 2020
Our index, 0 to 100. Higher means White and non-White residents are more separated across neighborhoods.
Section 04 · Origins
Detailed origins & ancestry Ancestry
+ 11 more ancestry groups with data from 10.1% in 2000
US average: 35.6%
High school or higher
from 78.9% in 2000
US average: 89.6%
from 3.6% in 2000
US average: 14.0%
Section 06
Commute & transportation from 23.0 min in 2000
US average: 26.5
from 76.1% in 2009
US average: 68.9%
from 13.2% in 2009
US average: 8.5%
from 0.0% in 2009
US average: 3.2%
from 5.1% in 2009
US average: 15.0%
from 4.6% in 2009
US average: 2.4%
from 0.2% in 2009
US average: 0.4%
from 5.6% in 2009
US average: 8.3%
Section 07
Work & employment from 6.5% in 2011
US average: 5.2%
from 60.5% in 2011
US average: 63.5%
Women 20-64 in the labor force
from 71.8% in 2020
US average: 74.6%
from 10.5% in 2009
US average: 13.1%
from 25.6% in 2009
US average: 42.5%
Section 08
People & community from 0.6% in 2009
US average: 14.1%
from 13.1% in 2009
US average: 6.2%
from 15.8% in 2012
US average: 13.3%
from 9.8% in 2013
US average: 8.4%
from 67.0% in 2017
US average: 91.0%
Computer in household
from 85.3% in 2020
US average: 95.5%
from 91.6% in 2020
US average: 87.7%
from 98.1% in 2016
US average: 77.7%
from 0.8% in 2016
US average: 13.6%
Marital status
Men 15+
Never married 33.5%(1,629)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage from 9.8% in 2013
US average: 8.4%
from 49.8% in 2020
US average: 54.8%
Direct-purchase
from 13.3% in 2020
US average: 13.8%
from 21.8% in 2020
US average: 18.4%
from 26.2% in 2020
US average: 20.9%
VA health care
from 2.8% in 2020
US average: 2.2%
Any private
from 62.5% in 2020
US average: 67.1%
Any public
from 46.2% 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) 17.3%(117)
Gulf War (1990s) 13.3%(90)
Share of the 675 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 Greene County Head to head
Compare Greene County to nearby counties GREENE COUNTY VS
Jersey County
Income $80,361 +29%
Home value $171,900 +81%
Population 21,160 +87%
SEE FULL COMPARISON →
GREENE COUNTY VS
Calhoun County
Income $93,203 +50%
Home value $190,900 +101%
Population 4,300 −62%
SEE FULL COMPARISON →
GREENE COUNTY VS
Scott County
Income $66,705 +7%
Home value $96,400 +1%
Population 4,866 −57%
SEE FULL COMPARISON →
GREENE COUNTY VS
Macoupin County
Income $70,805 +14%
Home value $138,200 +45%
Population 43,748 +287%
SEE FULL COMPARISON →
Frequently asked
How many people live in Greene County, Illinois? Greene County, Illinois has about 11,683 residents according to the 2024 American Community Survey.
What is the median household income in Greene County, Illinois? The typical household in Greene County, Illinois earns about $62,192 a year. Half of households make more than that, and half make less.
Is Greene County, Illinois expensive? In Greene County, Illinois, the median home is worth about $95,200, and the typical rent is about $754 a month.
How educated are people in Greene County, Illinois? About 19.0% of adults age 25 and over in Greene County, Illinois hold a bachelor's degree or higher.
What is the poverty rate in Greene County, Illinois? About 14.3% of people in Greene County, Illinois live below the federal poverty line.
Has Greene County, Illinois grown since 1990? Yes, Greene County, Illinois has shrunk since 1990. The population has lost about 3,634 residents, a change of about -24 percent over that period.
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