Audrain County, MO Demographics

Population 24,548 · Census ACS 2020–24

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Median age by neighborhoodHistory and comparison ↓︎
Audrain County, MO map of median age by neighborhood
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Population and households in Audrain County

Household size in Audrain County

Household size, people per household
PeriodAudrain CountyMissouriU.S.
2006–102.462.492.68
2010–142.562.522.73
2015–192.572.502.71
2020–242.652.492.65
Change+0.19−0.00−0.03
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At 2.65 people per household, Audrain County sits right at the national average. The typical household here is bigger than in Missouri overall, where it has 2.49 people. Since 2006–10, household size has climbed from 2.46, even as the national average fell.

Household size: the average number of people living in each occupied home. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25010).

Median age in Audrain County

Median age, years
PeriodAudrain CountyMissouriU.S.
2006–1039.838.437.7
2010–1439.039.238.6
2015–1940.040.039.6
2020–2440.240.140.1
Change+0.4+1.7+2.3
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At 40.2, the median age in Audrain County is close to the national median of 40.1, so its age mix looks much like the country's. Since 2006–10, the median age has crept up from 39.8, a smaller shift than nationally. Residents skew youngest in the northwest and oldest in the southwest.

Median age: the age that splits residents into two equal halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B01002).

Single-parent households in Audrain County

Single-parent households, % of households
PeriodAudrain CountyMissouriU.S.
2006–109.3%11.3%12.3%
2010–1411.3%11.4%12.3%
2015–1911.4%10.9%11.6%
2020–248.9%11.0%11.6%
Change−0.4 pts−0.3 pts−0.6 pts
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Single parents head about one in twelve households in Audrain County (8.9%), below the national share of 11.6%. Audrain County has a lower share of single-parent households than most Missouri counties.

Single-parent households: households where one adult with no spouse present lives with children under 18. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B11003).

Housing in Audrain County

Renters in Audrain County

Renters, % of occupied homes
PeriodAudrain CountyMissouriU.S.
2006–1023.5%30.0%33.3%
2010–1427.1%32.1%35.6%
2015–1931.5%33.2%36.0%
2020–2428.2%31.9%34.8%
Change+4.7 pts+1.9 pts+1.5 pts
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Most households in Audrain County own their homes; 28.2% rent, below the national share of 34.8%. Among homeowners, 49.9% have no mortgage at all, well above the national share of 39.8%. Renting is most common in the center and least common in the northwest. The renter share has risen 4.7 points since 2006–10, a much bigger shift than nationally.

Renters: occupied homes that are rented rather than owned. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25003).

Vacant homes in Audrain County

Vacant homes, % of all homes
PeriodAudrain CountyMissouriU.S.
2006–1013.0%11.6%11.4%
2010–1413.7%12.0%11.4%
2015–1914.9%12.2%11.1%
2020–2413.0%10.5%9.6%
Change+0.0 pts−1.1 pts−1.8 pts
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Vacancy runs high in Audrain County: 13.0% of homes are empty, against 9.6% nationally. The count includes vacation homes and homes between owners or tenants, not just abandoned ones.

Vacant homes: homes with no one living in them, including vacation homes and homes for sale or rent. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25002).

Age of homes in Audrain County

Age of homes, median year built
PeriodAudrain CountyMissouriU.S.
2006–10196619741974
2010–14197019751975
2015–19196919761977
2020–24197019781980
Change+5+4+6
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Audrain County is a place of older homes: half were built before 1970, while the national median is 1980. That means established neighborhoods, and more houses that may need updating. The median year built has moved up from 1966 in 2006–10, a sign of steady new building. Newer construction is concentrated in the northwest, while the center has the oldest housing.

Age of homes: the year that splits the housing stock into older and newer halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25035).

Rent in Audrain County

Rent, per month
PeriodAudrain CountyMissouriU.S.
2006–10$499$740$965
2010–14$591$816$1,040
2015–19$655$899$1,213
2020–24$718$1,122$1,571
Change+$220+$383+$606
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The median renter in Audrain County pays $718 a month for rent and utilities, well below the national median of $1,571. Rents are up $220 a month from 2006–10, a 44% rise, a slower climb than the nation's. The typical renter here spends 27.0% of household income on rent, just under the 30% mark often used to define affordable rent, and a smaller share than renters pay nationally. The priciest rents are in the northwest; the most affordable are in the south.

Rent: monthly rent plus the utilities renters pay themselves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25064).

Education in Audrain County

Bachelor's degrees in Audrain County

Bachelor's degrees, % of adults 25+
PeriodAudrain CountyMissouriU.S.
2006–1014.7%26.0%28.4%
2010–1412.6%27.3%29.6%
2015–1915.3%29.6%32.1%
2020–2418.0%32.6%35.6%
Change+3.3 pts+6.6 pts+7.2 pts
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College degrees are relatively uncommon in Audrain County: 18.0% of adults 25 and older hold a bachelor's or higher, well below the national share of 35.6%. The share with a degree is up 3.3 points from 2006–10, as it has nationally. College graduates are most concentrated in the northwest and least in the northeast.

Bachelor's degrees: adults 25 and older with a bachelor's degree or higher. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

High school graduates in Audrain County

High school graduates, % of adults 25+
PeriodAudrain CountyMissouriU.S.
2006–1081.1%86.8%84.9%
2010–1485.0%88.3%86.1%
2015–1986.4%90.0%87.7%
2020–2488.1%91.8%89.3%
Change+7.1 pts+5.1 pts+4.3 pts
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About as many adults in Audrain County have finished high school as nationally: 88.1%, against 89.3%. The rate is lower than in Missouri overall (91.8%). Since 2006–10, the share with a diploma has risen 7.1 points, mirroring the country.

High school graduates: adults 25 and older with a high school diploma, GED or more. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

Jobs in Audrain County

Unemployment, % of the labor force
PeriodAudrain CountyMissouriU.S.
2006–104.5%7.4%8.1%
2010–148.8%8.4%9.4%
2015–194.5%4.6%5.6%
2020–244.4%4.1%5.4%
Change−0.1 pts−3.3 pts−2.7 pts
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Jobs have been a little easier to find in Audrain County than nationally: unemployment was 4.4%, against 5.4%. That is in line with the rest of Missouri. Because the Census pools five years of responses (2020–24), these rates smooth over short swings and lag the current job market.

Unemployment: people looking for work as a share of everyone working or looking. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B23025).

Audrain County compared with nearby counties

CountyHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Audrain County2.6540.28.9%28.2%13.0%1970$71818.0%88.1%4.4%
Pike County2.5639.414.5%26.7%15.3%1972$78617.5%87.8%3.8%
Howard County2.6239.09.2%21.3%18.1%1974$81627.9%90.9%3.6%
Calhoun County3.5847.65.8%11.3%42.7%1971$60719.9%94.3%3.8%
Saline County2.6935.710.6%30.2%18.0%1969$81824.5%86.4%3.2%
Greene County2.6243.510.1%21.8%22.8%1958$79718.4%91.4%4.9%
Macoupin County2.5344.210.9%21.5%16.6%1964$85120.9%91.6%3.6%
Ray County2.5742.310.8%22.7%8.8%1973$86716.3%90.0%3.8%
Montgomery County2.2943.97.2%22.6%9.7%1962$73919.0%90.8%4.9%
Clay County2.5938.711.2%30.5%6.1%1987$1,39637.5%94.1%3.7%
Platte County2.5639.810.3%32.6%6.8%1990$1,40947.3%96.5%2.7%

All figures 2020–24.

Counties with similar populations: Bladen County, NC · Jerome County, ID · Randolph County, WV · Union County, OR · Jefferson County, ID · Jasper County, SC · Miami County, KS · Del Norte County, CA · Uinta County, WY · Monroe County, IL

About these numbers

Every figure on this page is a BestNeighborhood calculation from the Census Bureau's American Community Survey (ACS), built up from the Census block groups that make up Audrain County. Each ACS 5-year release pools five years of responses; this page shows the last 15 releases, 2006–10 through 2020–24. Neighboring releases share four of their five years, so they move gradually and small changes between them are within the survey's margin of error; in small places the lines can jump from one release to the next for the same reason. The maps show the same measures for each neighborhood, ranked against the whole country.

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