Audrain County, Missouri Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 44th-largest in Missouri
The population of Audrain County, Missouri is 24,688 as of the 2023 American Community Survey, making it the 44th-largest county in Missouri. The median household income is $56,232, the median home value is $121,600, and the median age is 40.3.
The population of Audrain County has declined 4.5% since 2010 (25,453 → 24,304), a -0.33% annualized rate.
24,688
Population
-0.33%
Annual growth
36
People / sq mi
$56,232
Median Income
$121,600
Median Home Value
Audrain County covers 692 sq mi of land at 35.7 people per square mile.
About Audrain County, MO
Audrain County is a county in Missouri with a population of 24,688. It ranks #44 among counties in Missouri by population. The median age is 40.3, older than the national median. The population is 47.6% male and 52.4% female.
The median household income in Audrain County is $56,232, below the US median of $74,580. 10.8% of residents live below the federal poverty level. Home values sit at a median of $121,600, with monthly rent averaging $698. The homeownership rate of 72.7% is higher than the national rate of 64.8%.
Educational attainment in Audrain County reflects 16.1% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 3.2% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 21.2 minutes each way.
Audrain County Population History (2010-2024)
The county of Audrain County had a population of 25,453 in 2010 and 24,304 in 2024, a -4.5% growth over 14 years. The peak was 25,976 in 2015. Average annual growth rate: -0.33%.
24,304
Population (2024)
25,453
Population (2010)
25,976
Peak (2015)
-0.33%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 25,453 |
| 2011 | 25,535 |
| 2012 | 25,539 |
| 2013 | 25,565 |
| 2014 | 25,841 |
| 2015 | 25,976 |
| 2016 | 25,863 |
| 2017 | 25,609 |
| 2018 | 25,411 |
| 2019 | 24,962 |
| 2020 | 24,781 |
| 2021 | 24,858 |
| 2022 | 24,455 |
| 2023 | 24,342 |
| 2024 | 24,304 |
Race & Ethnicity
| White | 89.1% |
| Black or African American | 4.7% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.5% |
| Two or More Races | 0.0% |
Age & Sex
40.3
Median Age
52.4%
Female
47.6%
Male
18.6%
Age 65+
Age Distribution
Children (under 15): 17.9% · Seniors (65+): 18.6%
Income & Poverty
| Median household income | $56,232$-12,688 vs state |
| Mean household income | $71,849 |
| Per-capita income | $28,068 |
| Poverty rate | 10.8%+2.4% vs state |
| Unemployment rate | 2.3% |
| Employment-to-population | 53.6% |
Top Industries by Employment
The largest employment sector in Audrain County is professional & business services, accounting for 26.0% of workers.
How residents commute
0.0%
Drive alone
2.7%
Carpool
82.7%
Public transit
3.2%
Work from home
21.2 min
Avg commute
Housing
$121,600$-94,000 vs state
Median home value
$698
Median rent
72.7%
Homeownership rate
10,566
Total housing units
85.1%
Occupied
14.9%
Vacant
27.3%
Renter-occupied
Social & access
85.5%
With health insurance
91.3%
With broadband internet
16.7%
Foreign-born
7.6%
Veterans (18+)
19.6%
With a disability
94.6%
Speak language other than English at home
Education
88.4%
High School+
16.1%
Bachelor's+
Largest cities in Missouri
Other counties in Missouri
Part of Missouri
Metro areas in Missouri
County rankings
Frequently Asked Questions
Audrain County, Missouri has a population of 24,688 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 44th-largest county in Missouri. Population density is 36 people per square mile.
The population of Audrain County has declined 4.5% since 2010 (25,453 → 24,304), a -0.33% annualized rate.
The median household income in Audrain County, Missouri is $56,232, with mean (average) household income of $71,849 and per-capita income of $28,068. 10.8% of residents live below the federal poverty level.
In Audrain County, the largest racial and ethnic groups are White (89.1%), Black or African American (4.7%), Hispanic or Latino (1.5%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Audrain County, Missouri is 40.3 years. Residents are 52.4% female and 47.6% male.
The median home value in Audrain County is $121,600 and median monthly rent is $698. 72.7% of occupied housing units are owner-occupied. The county has 10,566 total housing units, 14.9% of which are vacant.
The largest employment sector in Audrain County, Missouri is professional, scientific, and management services, employing 26.0% of workers. The unemployment rate is 2.3%.
Kansas City is among the largest cities associated with Audrain County, Missouri, with a population of 508,233.
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Statewide data for Missouri
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.