Jefferson County, Iowa
Population estimates, July 1, 2025, (V2025) 15,291
People
Population
Population estimates, July 1, 2025, (V2025) 15,291
Population estimates, July 1, 2024, (V2024) 15,781
Population estimates base, April 1, 2020, (V2025) 15,662
Population estimates base, April 1, 2020, (V2024) 15,667
Population, percent change - April 1, 2020 (estimates base) to July 1, 2025, (V2025) -2.4%
Population, percent change - April 1, 2020 (estimates base) to July 1, 2024, (V2024) 0.7%
Population, Census, April 1, 2020 15,663
Population, Census, April 1, 2010 16,843
Age and Sex
Persons under 5 years, percent 4.1%
Persons under 18 years, percent 16.3%
Persons 65 years and over, percent 27.6%
Female persons, percent 47.5%
Race and Hispanic Origin
White alone, percent 85.7%
Black alone, percent(a) 2.9%
American Indian and Alaska Native alone, percent(a) 0.5%
Asian alone, percent(a) 8.6%
Native Hawaiian and Other Pacific Islander alone, percent(a) 0.1%
Two or More Races, percent 2.2%
Hispanic or Latino, percent(b) 4.0%
White alone, not Hispanic or Latino, percent 82.3%
Population Characteristics
Veterans, 2020-2024 1,005
Foreign-born persons, percent, 2020-2024 14.1%
Housing
Housing Units, July 1, 2025, (V2025) 7,710
Owner-occupied housing unit rate, 2020-2024 67.7%
Median value of owner-occupied housing units, 2020-2024 $163,400
Median selected monthly owner costs - with a mortgage, 2020-2024 $1,380
Median selected monthly owner costs - without a mortage, 2020-2024 $593
Median gross rent, 2020-2024 $883
Building Permits, 2025 2
Families & Living Arrangements
Households, 2020-2024 6,952
Persons per household, 2020-2024 2.11
Living in the same house 1 year ago, percent of persons age 1 year+ , 2020-2024 83.4%
Language other than English spoken at home, percent of persons age 5 years+, 2020-2024 15.9%
Computer and Internet Use
Households with a computer, percent, 2020-2024 96.3%
Households with a broadband Internet subscription, percent, 2020-2024 88.4%
Education
High school graduate or higher, percent of persons age 25 years+, 2020-2024 95.1%
Bachelor's degree or higher, percent of persons age 25 years+, 2020-2024 43.2%
Health
With a disability, under age 65 years, percent, 2020-2024 11.5%
Persons without health insurance, under age 65 years, percent 8.2%
Economy
In civilian labor force, total, percent of population age 16 years+, 2020-2024 59.0%
In civilian labor force, female, percent of population age 16 years+, 2020-2024 55.8%
Total accommodation and food services sales, 2022 ($1,000)(c) 25,990
Total health care and social assistance receipts/revenue, 2022 ($1,000)(c) 85,729
Total transportation and warehousing receipts/revenue, 2022 ($1,000)(c) 45,005
Total retail sales, 2022 ($1,000)(c) 316,697
Total retail sales per capita, 2022(c) $20,213
Transportation
Mean travel time to work (minutes), workers age 16 years+, 2020-2024 15.9
Income & Poverty
Median households income (in 2024 dollars), 2020-2024 $61,620
Per capita income in past 12 months (in 2024 dollars), 2020-2024 $36,823
Persons in poverty, percent 14.0%
Businesses
Businesses
Total employer establishments, 2023 608
Total employment, 2023 6,922
Total annual payroll, 2023 ($1,000) 358,482
Total employment, percent change, 2022-2023 -1.1%
Total nonemployer establishments, 2023 1,649
All employer firms, Reference year 2023 730
Male-owned employer firms, Reference year 2023 379
Female-owned employer firms, Reference year 2023 141
Minority-owned employer firms, Reference year 2023 S
Nonminority-owned employer firms, Reference year 2023 521
Veteran-owned employer firms, Reference year 2023 S
Nonveteran-owned employer firms, Reference year 2023 518
Geography
Geography
Population per square mile, 2020 36.0
Population per square mile, 2010 38.7
Land area in square miles, 2020 435.52
Land area in square miles, 2010 435.51
FIPS Code 19101