Decatur County, Iowa
Population estimates, July 1, 2025, (V2025) 7,655
People
Population
Population estimates, July 1, 2025, (V2025) 7,655
Population estimates, July 1, 2024, (V2024) 7,656
Population estimates base, April 1, 2020, (V2025) 7,762
Population estimates base, April 1, 2020, (V2024) 7,767
Population, percent change - April 1, 2020 (estimates base) to July 1, 2025, (V2025) -1.4%
Population, percent change - April 1, 2020 (estimates base) to July 1, 2024, (V2024) -1.4%
Population, Census, April 1, 2020 7,645
Population, Census, April 1, 2010 8,457
Age and Sex
Persons under 5 years, percent 5.0%
Persons under 18 years, percent 22.0%
Persons 65 years and over, percent 21.7%
Female persons, percent 49.7%
Race and Hispanic Origin
White alone, percent 94.1%
Black alone, percent(a) 2.4%
American Indian and Alaska Native alone, percent(a) 0.7%
Asian alone, percent(a) 1.0%
Native Hawaiian and Other Pacific Islander alone, percent(a) 0.2%
Two or More Races, percent 1.6%
Hispanic or Latino, percent(b) 4.2%
White alone, not Hispanic or Latino, percent 90.6%
Population Characteristics
Veterans, 2020-2024 360
Foreign-born persons, percent, 2020-2024 1.9%
Housing
Housing Units, July 1, 2025, (V2025) 3,651
Owner-occupied housing unit rate, 2020-2024 69.7%
Median value of owner-occupied housing units, 2020-2024 $113,900
Median selected monthly owner costs - with a mortgage, 2020-2024 $1,279
Median selected monthly owner costs - without a mortage, 2020-2024 $558
Median gross rent, 2020-2024 $611
Building Permits, 2025 1
Families & Living Arrangements
Households, 2020-2024 3,055
Persons per household, 2020-2024 2.35
Living in the same house 1 year ago, percent of persons age 1 year+ , 2020-2024 83.3%
Language other than English spoken at home, percent of persons age 5 years+, 2020-2024 5.2%
Computer and Internet Use
Households with a computer, percent, 2020-2024 91.5%
Households with a broadband Internet subscription, percent, 2020-2024 83.8%
Education
High school graduate or higher, percent of persons age 25 years+, 2020-2024 89.7%
Bachelor's degree or higher, percent of persons age 25 years+, 2020-2024 23.5%
Health
With a disability, under age 65 years, percent, 2020-2024 10.0%
Persons without health insurance, under age 65 years, percent 7.1%
Economy
In civilian labor force, total, percent of population age 16 years+, 2020-2024 62.4%
In civilian labor force, female, percent of population age 16 years+, 2020-2024 58.3%
Total accommodation and food services sales, 2022 ($1,000)(c) 5,223
Total health care and social assistance receipts/revenue, 2022 ($1,000)(c) 39,749
Total transportation and warehousing receipts/revenue, 2022 ($1,000)(c) 9,597
Total retail sales, 2022 ($1,000)(c) 90,535
Total retail sales per capita, 2022(c) $11,765
Transportation
Mean travel time to work (minutes), workers age 16 years+, 2020-2024 22.5
Income & Poverty
Median households income (in 2024 dollars), 2020-2024 $59,044
Per capita income in past 12 months (in 2024 dollars), 2020-2024 $30,020
Persons in poverty, percent 18.1%
Businesses
Businesses
Total employer establishments, 2023 146
Total employment, 2023 1,744
Total annual payroll, 2023 ($1,000) 54,430
Total employment, percent change, 2022-2023 6.3%
Total nonemployer establishments, 2023 559
All employer firms, Reference year 2023 86
Male-owned employer firms, Reference year 2023 4
Female-owned employer firms, Reference year 2023 S
Minority-owned employer firms, Reference year 2023 S
Nonminority-owned employer firms, Reference year 2023 S
Veteran-owned employer firms, Reference year 2023 S
Nonveteran-owned employer firms, Reference year 2023 S
Geography
Geography
Population per square mile, 2020 14.4
Population per square mile, 2010 15.9
Land area in square miles, 2020 531.88
Land area in square miles, 2010 531.88
FIPS Code 19053