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 distinguished by its share of foreign-born residents, 14.2% of the population. Audubon County is a county in Iowa with a population of 5,622.
Incomes run on the lower side: a median household income of $54,152, below the US median of $78,538. The poverty rate is 7.1%, below the national 12.4%. Homes are comparatively cheap — a median value of $110,400, with typical rent around $707.
20.6% of adults 25 and older hold a bachelor’s degree, below the national average of 35.0%. Remote work is below the national 14.0% at 9.4%, and the average commute runs about 19 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+
Largest cities in Iowa
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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.