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.
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
Homeownership is the standout figure in Greene County: 56.9% of homes are owner-occupied, lower than the national rate. With 301,121 residents, Greene County is a county in Missouri. It is the #4-largest of all counties in Missouri nationally.
The typical household here earns about $57,488, below the US median of $78,538. Poverty runs at 8.7%, below the national 12.4%. The typical home is valued at $203,500, with typical rent around $940.
About 32.4% of adults 25 and older have a bachelor’s degree, below the 35.0% national figure. About 10.0% of the workforce is home-based, below the national 14.0%, and the average commute runs about 20 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 |
|---|---|
| 2010 | 275,320 |
| 2011 | 277,510 |
| 2012 | 280,550 |
| 2013 | 283,750 |
| 2014 | 285,427 |
| 2015 | 287,543 |
| 2016 | 288,114 |
| 2017 | 289,830 |
| 2018 | 291,430 |
| 2019 | 293,499 |
| 2020 | 299,332 |
| 2021 | 301,137 |
| 2022 | 303,336 |
| 2023 | 305,130 |
| 2024 | 307,942 |
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
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
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
Other counties in Missouri
Part of Missouri
Metro areas in Missouri
County 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.
Greene County, MO Climate
Greene County, MO has an average annual temperature of 13.1°C (56°F) and receives about 1117 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
13.1°C
Avg Temp
1117
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -1° / 31° | 48 mm |
| February | 2° / 36° | 55 mm |
| March | 8° / 46° | 97 mm |
| April | 13° / 55° | 107 mm |
| May | 18° / 64° | 118 mm |
| June | 22° / 72° | 123 mm |
| July | 25° / 78° | 86 mm |
| August | 25° / 77° | 88 mm |
| September | 21° / 69° | 121 mm |
| October | 14° / 58° | 94 mm |
| November | 8° / 46° | 103 mm |
| December | 2° / 36° | 77 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Greene County, MO
The most comfortable months to visit Greene County, MO are typically September, June and August, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 32°C high). The coldest is January (near -6°C low). June is usually the wettest month.
Where to stay near Greene County
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Population, race, income, age, and trends across Missouri
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.