Greene County, Missouri Population 2026

Updated April 2026 · US Census ACS 2023 5-Year Estimates · 4th-largest in Missouri

The population of Greene County, Missouri is 301,121 as of the 2023 American Community Survey, making it the 4th-largest county in Missouri. The median household income is $57,488, the median home value is $203,500, and the median age is 36.4.

The population of Greene County has grown 11.8% since 2010 (275,320 → 307,942), a +0.80% annualized rate.

Greene County within Missouri · Source: US Census TIGER/Line via us-atlas

301,121

Population

+0.80%

Annual growth

446

People / sq mi

$57,488

Median Income

$203,500

Median Home Value

Greene County covers 675 sq mi of land at 445.9 people per square mile.

About Greene County, MO

Greene County is a county in Missouri with a population of 301,121. It ranks #4 among counties in Missouri by population. The median age is 36.4, younger than the national median. The population is 49.0% male and 51.0% female.

The median household income in Greene County is $57,488, below the US median of $74,580. 8.7% of residents live below the federal poverty level. Home values sit at a median of $203,500, with monthly rent averaging $940. The homeownership rate of 56.9% is lower than the national rate of 64.8%.

Educational attainment in Greene County reflects 32.4% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 10.0% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 20.0 minutes each way.

Greene County Population History (2010-2024)

The county of Greene County had a population of 275,320 in 2010 and 307,942 in 2024, a 11.8% growth over 14 years. The peak was 307,942 in 2024. Average annual growth rate: 0.80%.

307,942

Population (2024)

275,320

Population (2010)

307,942

Peak (2024)

0.80%

Avg Annual Growth

Year	Population	Change	Annual %	Source
2010	275,320	-	-	estimate
2011	277,510	+2,190	+0.80%	estimate
2012	280,550	+3,040	+1.10%	estimate
2013	283,750	+3,200	+1.14%	estimate
2014	285,427	+1,677	+0.59%	estimate
2015	287,543	+2,116	+0.74%	estimate
2016	288,114	+571	+0.20%	estimate
2017	289,830	+1,716	+0.60%	estimate
2018	291,430	+1,600	+0.55%	estimate
2019	293,499	+2,069	+0.71%	estimate
2020	299,332	+5,833	+1.99%	estimate
2021	301,137	+1,805	+0.60%	estimate
2022	303,336	+2,199	+0.73%	estimate
2023	305,130	+1,794	+0.59%	estimate
2024	307,942	+2,812	+0.92%	estimate

Race & Ethnicity

White	86.7%
Black or African American	2.9%
Asian	0.0%
Hispanic or Latino (any race)	1.9%
Two or More Races	0.0%

Age & Sex

36.4

Median Age

51.0%

Female

49.0%

Male

16.8%

Age 65+

Age Distribution

Under 5

5.6%

5–9

5.8%

10–14

6.0%

15–19

6.7%

20–24

9.9%

25–34

14.1%

35–44

12.4%

45–54

11.0%

55–59

5.8%

60–64

5.9%

65–74

9.7%

75–84

5.0%

85+

2.1%

Children (under 15): 17.4% · Seniors (65+): 16.8%

Income & Poverty

Median household income	$57,488$-11,432 vs state
Mean household income	$80,453
Per-capita income	$35,189
Poverty rate	8.7%+0.3% vs state
Unemployment rate	2.2%
Employment-to-population	60.7%

Top Industries by Employment

Professional & business services

25.1%

Finance & real estate

10.8%

Education & health care

9.9%

Manufacturing

8.9%

Information

6.8%

Retail trade

6.3%

Arts, entertainment & food

5.7%

Construction

5.2%

The largest employment sector in Greene County is professional & business services, accounting for 25.1% of workers.

How residents commute

0.9%

Drive alone

2.0%

Carpool

77.5%

Public transit

10.0%

Work from home

20.0 min

Avg commute

Housing

$203,500$-12,100 vs state

Median home value

$940

Median rent

56.9%

Homeownership rate

137,930

Total housing units

95.5%

Occupied

4.5%

Vacant

43.1%

Renter-occupied

Social & access

88.5%

With health insurance

93.8%

With broadband internet

32.4%

Foreign-born

6.7%

Veterans (18+)

14.7%

With a disability

94.5%

Speak language other than English at home

Education

93.3%

High School+

32.4%

Bachelor's+

Largest cities in Missouri

Kansas City (508,233)St. Louis (293,109)Springfield (169,432)Columbia (127,200)Independence (121,944)Lee's Summit (102,583)O'Fallon (92,697)St. Joseph (71,542)St. Charles (71,048)Blue Springs (59,416)All Missouri cities →

Other counties in Missouri

St. Louis County (996,618)Jackson County (717,021)St. Charles County (409,830)St. Louis city (293,109)Clay County (255,566)Jefferson County (228,227)Boone County (185,874)Jasper County (123,532)Cass County (109,393)Platte County (108,751)All Missouri counties →

Part of Missouri

Missouri demographic profile All Missouri data →

Metro areas in Missouri

St. Louis (2,809,414)Kansas City (2,202,006)Springfield (481,671)Columbia (212,850)Joplin (202,258)Jefferson City (150,147)St. Joseph (120,609)Cape Girardeau (97,813)All US metros →

County rankings

US Counties by Population Richest US Counties by Median Household Income Expensive US Counties by Home Value Educated US Counties Counties With Highest Poverty Rates Youngest US Counties by Median Age Oldest US Counties by Median Age Cheapest US Counties by Median Home Value Racially Diverse US Counties Counties With Largest Hispanic Population All rankings →

Frequently Asked Questions

Greene County, Missouri has a population of 301,121 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 4th-largest county in Missouri. Population density is 446 people per square mile.

The population of Greene County has grown 11.8% since 2010 (275,320 → 307,942), a +0.80% annualized rate.

The median household income in Greene County, Missouri is $57,488, with mean (average) household income of $80,453 and per-capita income of $35,189. 8.7% of residents live below the federal poverty level.

In Greene County, the largest racial and ethnic groups are White (86.7%), Black or African American (2.9%), Hispanic or Latino (1.9%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.

The median age in Greene County, Missouri is 36.4 years. Residents are 51.0% female and 49.0% male.

The median home value in Greene County is $203,500 and median monthly rent is $940. 56.9% of occupied housing units are owner-occupied. The county has 137,930 total housing units, 4.5% of which are vacant.

The largest employment sector in Greene County, Missouri is professional, scientific, and management services, employing 25.1% of workers. The unemployment rate is 2.2%.

Kansas City is among the largest cities associated with Greene County, Missouri, with a population of 508,233.