County · Illinois
Greene County, Illinois
Greene County, Illinois. Greene County had 11,313 residents in 2025 by the Census Bureau's estimate, down 5.5% since 2020, a steeper fall than Illinois's (−0.8%). It holds 22 places (9 cities, villages and boroughs and 13 towns and townships) and 5 census tracts. GEOID 17061.
Residents, July 2025 estimate
11,313
Census Bureau estimate (no margin published)
2020 Census count: 11,985 · ACS 2020-2024: 11,683
Median household income
$62,192
±$2,385 (90% margin)
Illinois: $83,390
Median home value
$95,200
±$4,831 (90% margin)
Illinois: $263,300
Median gross rent
$754
±$110 (90% margin)
Illinois: $1,274
How many people live in Greene County, and is it growing?
The 2020 Census counted 11,985 residents in Greene County. The Census Bureau estimates 11,313 for July 1, 2025, down 5.5% since 2020, a steeper fall than Illinois's (−0.8%). The 2020-2024 American Community Survey puts the population at 11,683 over 543 square miles of land.
| Measure | Greene County | Illinois | Change since 2015-2019 |
|---|---|---|---|
| Total population | 11,683 | 12,694,798 | −1,449 |
| Households | 4,452±162 | 5,036,449 | −497 |
| Average household size | 2.58±0.09 | 2.46 | no clear change |
| Housing units | 5,785±38 | 5,457,452 | −653 |
Greene County's population since 2000
From 14,761 in 2000 to 11,313 in 2025: down 23.4%. The 2000, 2010 and 2020 figures are census counts. The 2005 figure is the Census Bureau's intercensal estimate, revised to fit the 2000 and 2010 counts and drawn on 2010 boundaries; 2015 and 2025 are July 1 estimates made from the census before them.
Source: The 2000, 2010 and 2020 Census counts and the Census Bureau's population estimates (intercensal 2000-2010, Vintage 2020, Vintage 2025) · Census population estimates
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); PEP Vintage 2025 (CO-EST2025); 2020 Census · Check it at data.census.gov
What cities and towns are in Greene County?
Greene County holds 22 places: 9 cities, villages and boroughs (incorporated places) and 13 towns and townships (county subdivisions with their own government). The largest is Carrollton Township with 2,738 residents (2025 estimate). Places that cross a county line are listed with the share of their 2020 residents who live in this county.
| Carrollton Township | 2,903 | $58,438 |
|---|---|---|
| White Hall Township | 2,552 | $58,000 |
| Carrollton | 2,485 | $60,455 |
| White Hall | 2,295 | $55,054 |
| Roodhouse Township | 1,869 | $59,250 |
| Roodhouse | 1,578 | $52,604 |
| Rockbridge Township | 1,562 | $76,731 |
| Greenfield | 1,059 | $71,250 |
| Kane Township | 758 | $54,688 |
| Bluffdale Township | 454 | $70,313 |
| Patterson TownshipGEOID 1706158096 | 404 | $47,037 |
| Kane | 296 | $54,375 |
| Linder TownshipGEOID 1706143809 | 295 | $148,036 |
| Athensville TownshipGEOID 1706102700 | 292 | $61,563 |
| Rubicon TownshipGEOID 1706166235 | 272 | $67,679 |
| Wrights TownshipGEOID 1706183583 | 224 | $76,667 |
| Woodville TownshipGEOID 1706183401 | 212 | $62,317 |
| Walkerville TownshipGEOID 1706178461 | 188 | not published |
| Rockbridge | 175 | $98,125 |
| EldredGEOID 1723022 | 149 | $80,417 |
| HillviewGEOID 1735203 | 94 | $59,375 |
| Wilmington, Greene CountyGEOID 1782088 | 91 | $74,167 |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 place-by-county parts · Check it at data.census.gov
Who lives in Greene County?
The median resident of Greene County is 43.4 years old; 22.0% are under 18 and 20.8% are 65 or older. The largest group is non-Hispanic white residents at 95.8%, then non-Hispanic residents of two or more races at 1.6%.
| Measure | Greene County | Illinois | Change since 2015-2019 |
|---|---|---|---|
| Median age | 43.4±0.4 | 39.0 | +0.9 |
| Under 18 years | 22.0%±0.5 pts | 21.8% | – |
| 65 years and over | 20.8%±0.2 pts | 17.0% | – |
| Hispanic or Latino (any race) | 1.1% | 18.8% | −0.1 pts |
| White alone, not Hispanic | 95.8%±0.7 pts | 58.1% | no clear change |
| Black or African American alone, not Hispanic | 0.8%±0.5 pts | 13.3% | no clear change |
| Asian alone, not Hispanic | 0.5%±0.5 pts | 5.9% | – |
| American Indian and Alaska Native alone, not Hispanic | 0.1%±0.1 pts | 0.1% | – |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0%±0.3 pts | 0.0% | – |
| Two or more races, not Hispanic | 1.6%±0.8 pts | 3.4% | – |
| Some other race alone, not Hispanic | 0.1%±0.1 pts | 0.4% | – |
| Born outside the United States | 0.2%±0.2 pts | 14.7% | – |
| Speak a language other than English at home (age 5+) | 1.4%±1.0 pts | 24.0% | – |
| Civilian veterans (age 18+) | 7.4%±1.4 pts | 4.8% | – |
| With a disability | 16.8%±1.9 pts | 12.1% | – |
| No health insurance coverage | 4.1%±1.2 pts | 6.9% | no clear change |
| High school graduate or higher (age 25+) | 91.2%±1.5 pts | 90.5% | – |
| Bachelor's degree or higher (age 25+) | 19.0%±2.5 pts | 37.8% | +6.2 pts |
| Graduate or professional degree (age 25+) | 6.0%±1.3 pts | 15.3% | – |
| Moved from another state in the past year | 0.7%±0.6 pts | 1.6% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profiles DP02, DP05) · Check it at data.census.gov
What do households in Greene County earn?
Half of Greene County's 4,452 households earn less than $62,192 a year (±$2,385), against $83,390 in Illinois. In 2015-2019 it was $61,393 in 2024 dollars; the margins of error cannot tell the two periods apart. 14.3% of residents live below the poverty line.
| Measure | Greene County | Illinois | Change since 2015-2019 |
|---|---|---|---|
| Median household income | $62,192±$2,385 | $83,390 | no clear change |
| Mean household income | $84,051±$5,010 | $115,638 | – |
| Per capita income | $33,635±$2,133 | $46,406 | no clear change |
| People below the poverty line | 14.3%±2.7 pts | 11.8% | no clear change |
| Children under 18 below the poverty line | 18.4%±6.4 pts | 15.1% | no clear change |
| Households receiving SNAP | 15.5%±2.6 pts | 13.8% | – |
| Households with a broadband subscription | 88.3%±2.1 pts | 90.8% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What does housing cost in Greene County?
Owners occupy 78.2% of Greene County's occupied homes and renters 21.8%. The median owner-occupied home is valued at $95,200 by its owner (±$4,831). The median renter pays $754 a month including utilities, and 28.1% of renters pay 35% or more of their income on rent.
| Measure | Greene County | Illinois | Change since 2015-2019 |
|---|---|---|---|
| Median home value (owner-occupied) | $95,200±$4,831 | $263,300 | no clear change |
| Median gross rent | $754±$110 | $1,274 | no clear change |
| Renters paying 35% or more of income on rent | 28.1%±8.6 pts | 39.0% | no clear change |
| Median monthly owner costs, with a mortgage | $1,165±$54 | $1,987 | – |
| Owner-occupied homes | 78.2%±3.3 pts | 67.1% | no clear change |
| Housing units | 5,785±38 | 5,457,452 | −653 |
| Homeowner vacancy rate | 1.0%±0.9 pts | 1.0% | – |
| Rental vacancy rate | 7.5%±5.3 pts | 5.0% | – |
| Single-family detached homes | 82.8%±2.8 pts | 58.2% | – |
| Mobile homes | 10.3%±2.4 pts | 2.3% | – |
| Built 2020 or later | 0.7%±0.6 pts | 0.7% | – |
| Built 1939 or earlier | 36.0%±3.1 pts | 20.2% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP04) · Check it at data.census.gov
How many new homes is Greene County building?
Builders took permits for 2 new housing units across Greene County in 2025 (2 single-family), 0.2 per 1,000 residents.
Source: Building Permits Survey, annual county files 2019-2025, U.S. Census Bureau · Census Building Permits Survey
How do people in Greene County get to work?
76.0% of Greene County's workers drive alone and 10.0% work from home. The average trip to work takes 29.0 minutes. The unemployment rate in 2020-2024 averaged 4.9%.
| Measure | Greene County | Illinois | Change since 2015-2019 |
|---|---|---|---|
| In the labor force (age 16+) | 58.0%±2.5 pts | 65.0% | – |
| Unemployment rate | 4.9%±1.6 pts | 5.8% | +2.4 pts |
| Drove alone to work | 76.0%±3.3 pts | 65.9% | – |
| Carpooled | 12.0%±3.1 pts | 7.8% | – |
| Public transportation | 0.1%±0.2 pts | 5.8% | – |
| Walked | 0.8%±0.5 pts | 2.8% | – |
| Worked from home | 10.0%±2.9 pts | 15.9% | +5.5 pts |
| Mean travel time to work | 29.0 min±2.0 | 27.8 min | no clear change |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What are Greene County's census tracts?
Greene County is divided into 5 census tracts. Among those with a reliable estimate, median household income runs from $52,604 (Tract 9737) to $73,750 (Tract 9738).
| Tract 973617061973600 | 2,858±236 | $69,297 |
|---|---|---|
| Tract 973717061973700 | 1,544±189 | $52,604 |
| Tract 973817061973800 | 1,597±173 | $73,750 |
| Tract 973917061973900 | 2,257±234 | $55,054 |
| Tract 974017061974000 | 3,427±193 | $60,833 |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) · Check it at data.census.gov
How does Greene County compare with Illinois's other counties?
| Measure | Rank |
|---|---|
| Population | 84th of 102 |
| Growth 2020-2025 | 97th of 102 |
| Residents per square mile | 90th of 102 |
| Median household income | 76th of 102 |
| Median home value | 97th of 102 |
| Median gross rent | 81st of 102 |
| Poverty rate | 33rd of 102 |
| Bachelor's degree or higher | 71st of 102 |
| Median age | 36th of 102 |
Source: PlainCities ranks from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) and PEP Vintage 2025 · How ranks are computed
How these figures are made: methodology and release checks · reading a margin of error · every state · corrections
Not on this page: crime, weather and schools for Greene County are other agencies' records. Crime: the FBI's Crime Data Explorer · climate: NOAA's U.S. Climate Normals · schools: the National Center for Education Statistics' school search.