Audubon County, Iowa Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 97th-largest in Iowa
The population of Audubon County, Iowa is 5,622 as of the 2023 American Community Survey, making it the 97th-largest county in Iowa. The median household income is $54,152, the median home value is $110,400, and the median age is 47.4.
The population of Audubon County has declined 8.7% since 2010 (6,094 → 5,562), a -0.65% annualized rate.
5,622
Population
-0.65%
Annual growth
13
People / sq mi
$54,152
Median Income
$110,400
Median Home Value
Audubon County covers 443 sq mi of land at 12.7 people per square mile.
About Audubon County, IA
Audubon County is a county in Iowa with a population of 5,622. It ranks #97 among counties in Iowa by population. The median age is 47.4, older than the national median. The population is 49.3% male and 50.7% female.
The median household income in Audubon County is $54,152, below the US median of $74,580. 7.1% of residents live below the federal poverty level. Home values sit at a median of $110,400, with monthly rent averaging $707. The homeownership rate of 76.4% is higher than the national rate of 64.8%.
Educational attainment in Audubon County reflects 20.6% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 9.4% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 18.7 minutes each way.
Audubon County Population History (2010-2024)
The county of Audubon County had a population of 6,094 in 2010 and 5,562 in 2024, a -8.7% growth over 14 years. The peak was 6,094 in 2010. Average annual growth rate: -0.64%.
5,562
Population (2024)
6,094
Population (2010)
6,094
Peak (2010)
-0.64%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 6,094 |
| 2011 | 6,000 |
| 2012 | 5,861 |
| 2013 | 5,859 |
| 2014 | 5,768 |
| 2015 | 5,707 |
| 2016 | 5,625 |
| 2017 | 5,550 |
| 2018 | 5,482 |
| 2019 | 5,491 |
| 2020 | 5,680 |
| 2021 | 5,645 |
| 2022 | 5,573 |
| 2023 | 5,533 |
| 2024 | 5,562 |
Race & Ethnicity
| White | 95.2% |
| Black or African American | 0.3% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.9% |
| Two or More Races | 0.0% |
Age & Sex
47.4
Median Age
50.7%
Female
49.3%
Male
25.0%
Age 65+
Age Distribution
Children (under 15): 18.7% · Seniors (65+): 25.0%
Income & Poverty
| Median household income | $54,152$-18,995 vs state |
| Mean household income | $74,605 |
| Per-capita income | $34,615 |
| Poverty rate | 7.1%+0.2% vs state |
| Unemployment rate | 1.2% |
| Employment-to-population | 61.2% |
Top Industries by Employment
The largest employment sector in Audubon County is professional & business services, accounting for 23.7% of workers.
How residents commute
0.0%
Drive alone
3.8%
Carpool
81.6%
Public transit
9.4%
Work from home
18.7 min
Avg commute
Housing
$110,400$-85,500 vs state
Median home value
$707
Median rent
76.4%
Homeownership rate
2,786
Total housing units
90.6%
Occupied
9.4%
Vacant
23.6%
Renter-occupied
Social & access
96.7%
With health insurance
89.5%
With broadband internet
14.2%
Foreign-born
7.6%
Veterans (18+)
12.5%
With a disability
99.1%
Speak language other than English at home
Education
92.0%
High School+
20.6%
Bachelor's+
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Part of Iowa
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County rankings
Frequently Asked Questions
Audubon County, Iowa has a population of 5,622 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 97th-largest county in Iowa. Population density is 13 people per square mile.
The population of Audubon County has declined 8.7% since 2010 (6,094 → 5,562), a -0.65% annualized rate.
The median household income in Audubon County, Iowa is $54,152, with mean (average) household income of $74,605 and per-capita income of $34,615. 7.1% of residents live below the federal poverty level.
In Audubon County, the largest racial and ethnic groups are White (95.2%), Hispanic or Latino (0.9%), Black or African American (0.3%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Audubon County, Iowa is 47.4 years. Residents are 50.7% female and 49.3% male.
The median home value in Audubon County is $110,400 and median monthly rent is $707. 76.4% of occupied housing units are owner-occupied. The county has 2,786 total housing units, 9.4% of which are vacant.
The largest employment sector in Audubon County, Iowa is professional, scientific, and management services, employing 23.7% of workers. The unemployment rate is 1.2%.
Des Moines is among the largest cities associated with Audubon 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.