Greene County, Iowa Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 83rd-largest in Iowa
The population of Greene County, Iowa is 8,722 as of the 2023 American Community Survey, making it the 83rd-largest county in Iowa. The median household income is $59,159, the median home value is $140,500, and the median age is 44.8.
The population of Greene County has declined 7.5% since 2010 (9,362 → 8,662), a -0.55% annualized rate.
8,722
Population
-0.55%
Annual growth
15
People / sq mi
$59,159
Median Income
$140,500
Median Home Value
Greene County covers 570 sq mi of land at 15.3 people per square mile.
About Greene County, IA
Greene County is distinguished by its share of foreign-born residents, 17.0% of the population. Greene County is a county in Iowa with a population of 8,722.
Median household income is $59,159, below the US median of $78,538. Poverty runs at 7.2%, below the national 12.4%. Median home value is $140,500, with typical rent around $774.
Degree attainment is mid-range for US counties: 19.8% of adults hold a four-year degree, below the national 35.0%. About 6.8% of the workforce is home-based, below the national 14.0%, and the average commute runs about 24 minutes each way.
Greene County Population History (2010-2024)
The county of Greene County had a population of 9,362 in 2010 and 8,662 in 2024, a -7.5% growth over 14 years. The peak was 9,362 in 2010. Average annual growth rate: -0.55%.
8,662
Population (2024)
9,362
Population (2010)
9,362
Peak (2010)
-0.55%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 9,362 |
| 2011 | 9,331 |
| 2012 | 9,181 |
| 2013 | 9,158 |
| 2014 | 9,127 |
| 2015 | 8,947 |
| 2016 | 9,011 |
| 2017 | 8,959 |
| 2018 | 8,971 |
| 2019 | 8,881 |
| 2020 | 8,750 |
| 2021 | 8,726 |
| 2022 | 8,707 |
| 2023 | 8,597 |
| 2024 | 8,662 |
Race & Ethnicity
| White | 93.8% |
| Black or African American | 0.1% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.9% |
| Two or More Races | 0.0% |
Age & Sex
44.8
Median Age
49.4%
Female
50.6%
Male
24.5%
Age 65+
Age Distribution
Children (under 15): 17.2% · Seniors (65+): 24.5%
Income & Poverty
| Median household income | $59,159$-13,988 vs state |
| Mean household income | $78,888 |
| Per-capita income | $36,237 |
| Poverty rate | 7.2%+0.3% vs state |
| Unemployment rate | 2.0% |
| Employment-to-population | 60.2% |
Top Industries by Employment
The largest employment sector in Greene County is professional & business services, accounting for 25.4% of workers.
How residents commute
0.1%
Drive alone
2.1%
Carpool
77.1%
Public transit
6.8%
Work from home
23.8 min
Avg commute
Housing
$140,500$-55,400 vs state
Median home value
$774
Median rent
74.3%
Homeownership rate
4,316
Total housing units
91.0%
Occupied
9.0%
Vacant
25.7%
Renter-occupied
Social & access
96.6%
With health insurance
94.2%
With broadband internet
17.0%
Foreign-born
9.2%
Veterans (18+)
16.9%
With a disability
97.0%
Speak language other than English at home
Education
93.0%
High School+
19.8%
Bachelor's+
Largest cities in Iowa
Other counties in Iowa
Part of Iowa
Metro areas in Iowa
County rankings
Frequently Asked Questions
Greene County, Iowa has a population of 8,722 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 83rd-largest county in Iowa. Population density is 15 people per square mile.
The population of Greene County has declined 7.5% since 2010 (9,362 → 8,662), a -0.55% annualized rate.
The median household income in Greene County, Iowa is $59,159, with mean (average) household income of $78,888 and per-capita income of $36,237. 7.2% of residents live below the federal poverty level.
In Greene County, the largest racial and ethnic groups are White (93.8%), Hispanic or Latino (1.9%), Black or African American (0.1%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Greene County, Iowa is 44.8 years. Residents are 49.4% female and 50.6% male.
The median home value in Greene County is $140,500 and median monthly rent is $774. 74.3% of occupied housing units are owner-occupied. The county has 4,316 total housing units, 9.0% of which are vacant.
The largest employment sector in Greene County, Iowa is professional, scientific, and management services, employing 25.4% of workers. The unemployment rate is 2.0%.
Des Moines is among the largest cities associated with Greene County, Iowa, with a population of 212,464.
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Statewide data for Iowa
Population, race, income, age, and trends across Iowa
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.