Knox County, Missouri
Population per square mile, 2020 7.4
People
Population
Population estimates, July 1, 2025, (V2025) 3,728
Population estimates, July 1, 2024, (V2024) 3,740
Population estimates base, April 1, 2020, (V2025) 3,738
Population estimates base, April 1, 2020, (V2024) 3,742
Population, percent change - April 1, 2020 (estimates base) to July 1, 2025, (V2025) -0.3%
Population, percent change - April 1, 2020 (estimates base) to July 1, 2024, (V2024) -0.1%
Population, Census, April 1, 2020 3,744
Population, Census, April 1, 2010 4,131
Age and Sex
Persons under 5 years, percent 7.0%
Persons under 18 years, percent 23.0%
Persons 65 years and over, percent 22.8%
Female persons, percent 48.9%
Race and Hispanic Origin
White alone, percent 95.7%
Black alone, percent(a) 0.9%
American Indian and Alaska Native alone, percent(a) 0.7%
Asian alone, percent(a) 0.7%
Native Hawaiian and Other Pacific Islander alone, percent(a) 0.0%
Two or More Races, percent 2.0%
Hispanic or Latino, percent(b) 1.1%
White alone, not Hispanic or Latino, percent 95.1%
Population Characteristics
Veterans, 2020-2024 242
Foreign-born persons, percent, 2020-2024 0.4%
Housing
Housing Units, July 1, 2025, (V2025) 1,942
Owner-occupied housing unit rate, 2020-2024 85.1%
Median value of owner-occupied housing units, 2020-2024 $101,400
Median selected monthly owner costs - with a mortgage, 2020-2024 $1,103
Median selected monthly owner costs - without a mortage, 2020-2024 $418
Median gross rent, 2020-2024 $666
Building Permits, 2025 2
Families & Living Arrangements
Households, 2020-2024 1,288
Persons per household, 2020-2024 2.82
Living in the same house 1 year ago, percent of persons age 1 year+ , 2020-2024 91.1%
Language other than English spoken at home, percent of persons age 5 years+, 2020-2024 5.3%
Computer and Internet Use
Households with a computer, percent, 2020-2024 79.9%
Households with a broadband Internet subscription, percent, 2020-2024 70.5%
Education
High school graduate or higher, percent of persons age 25 years+, 2020-2024 81.1%
Bachelor's degree or higher, percent of persons age 25 years+, 2020-2024 15.8%
Health
With a disability, under age 65 years, percent, 2020-2024 8.6%
Persons without health insurance, under age 65 years, percent 17.1%
Economy
In civilian labor force, total, percent of population age 16 years+, 2020-2024 59.8%
In civilian labor force, female, percent of population age 16 years+, 2020-2024 48.6%
Total accommodation and food services sales, 2022 ($1,000)(c) 1,150
Total health care and social assistance receipts/revenue, 2022 ($1,000)(c) 2,540
Total transportation and warehousing receipts/revenue, 2022 ($1,000)(c) 6,531
Total retail sales, 2022 ($1,000)(c) 39,046
Total retail sales per capita, 2022(c) $10,338
Transportation
Mean travel time to work (minutes), workers age 16 years+, 2020-2024 19.4
Income & Poverty
Median households income (in 2024 dollars), 2020-2024 $57,788
Per capita income in past 12 months (in 2024 dollars), 2020-2024 $28,995
Persons in poverty, percent 14.7%
Businesses
Businesses
Total employer establishments, 2023 97
Total employment, 2023 578
Total annual payroll, 2023 ($1,000) 24,825
Total employment, percent change, 2022-2023 6.6%
Total nonemployer establishments, 2023 437
All employer firms, Reference year 2023 111
Male-owned employer firms, Reference year 2023 71
Female-owned employer firms, Reference year 2023 S
Minority-owned employer firms, Reference year 2023 S
Nonminority-owned employer firms, Reference year 2023 99
Veteran-owned employer firms, Reference year 2023 S
Nonveteran-owned employer firms, Reference year 2023 99
Geography
Geography
Population per square mile, 2020 7.4
Population per square mile, 2010 8.2
Land area in square miles, 2020 504.01
Land area in square miles, 2010 504.01
FIPS Code 29103