Johnson County, Illinois
Population estimates, July 1, 2025, (V2025) 13,363
People
Population
Population estimates, July 1, 2025, (V2025) 13,363
Population estimates, July 1, 2024, (V2024) 13,320
Population estimates base, April 1, 2020, (V2025) 13,304
Population estimates base, April 1, 2020, (V2024) 13,307
Population, percent change - April 1, 2020 (estimates base) to July 1, 2025, (V2025) 0.4%
Population, percent change - April 1, 2020 (estimates base) to July 1, 2024, (V2024) 0.1%
Population, Census, April 1, 2020 13,308
Population, Census, April 1, 2010 12,582
Age and Sex
Persons under 5 years, percent 3.8%
Persons under 18 years, percent 16.4%
Persons 65 years and over, percent 20.7%
Female persons, percent 40.8%
Race and Hispanic Origin
White alone, percent 84.7%
Black alone, percent(a) 13.1%
American Indian and Alaska Native alone, percent(a) 0.6%
Asian alone, percent(a) 0.4%
Native Hawaiian and Other Pacific Islander alone, percent(a) 0.1%
Two or More Races, percent 1.2%
Hispanic or Latino, percent(b) 4.8%
White alone, not Hispanic or Latino, percent 80.9%
Population Characteristics
Veterans, 2020-2024 886
Foreign-born persons, percent, 2020-2024 1.2%
Housing
Housing Units, July 1, 2025, (V2025) 5,555
Owner-occupied housing unit rate, 2020-2024 82.0%
Median value of owner-occupied housing units, 2020-2024 $160,500
Median selected monthly owner costs - with a mortgage, 2020-2024 $1,510
Median selected monthly owner costs - without a mortage, 2020-2024 $510
Median gross rent, 2020-2024 $781
Building Permits, 2025 0
Families & Living Arrangements
Households, 2020-2024 4,101
Persons per household, 2020-2024 2.82
Living in the same house 1 year ago, percent of persons age 1 year+ , 2020-2024 84.0%
Language other than English spoken at home, percent of persons age 5 years+, 2020-2024 2.3%
Computer and Internet Use
Households with a computer, percent, 2020-2024 88.0%
Households with a broadband Internet subscription, percent, 2020-2024 80.1%
Education
High school graduate or higher, percent of persons age 25 years+, 2020-2024 85.4%
Bachelor's degree or higher, percent of persons age 25 years+, 2020-2024 19.6%
Health
With a disability, under age 65 years, percent, 2020-2024 12.0%
Persons without health insurance, under age 65 years, percent 6.5%
Economy
In civilian labor force, total, percent of population age 16 years+, 2020-2024 42.0%
In civilian labor force, female, percent of population age 16 years+, 2020-2024 46.6%
Total accommodation and food services sales, 2022 ($1,000)(c) D
Total health care and social assistance receipts/revenue, 2022 ($1,000)(c) 17,676
Total transportation and warehousing receipts/revenue, 2022 ($1,000)(c) 6,912
Total retail sales, 2022 ($1,000)(c) 105,700
Total retail sales per capita, 2022(c) $7,893
Transportation
Mean travel time to work (minutes), workers age 16 years+, 2020-2024 28.4
Income & Poverty
Median households income (in 2024 dollars), 2020-2024 $62,528
Per capita income in past 12 months (in 2024 dollars), 2020-2024 $27,765
Persons in poverty, percent 14.6%
Businesses
Businesses
Total employer establishments, 2023 175
Total employment, 2023 1,255
Total annual payroll, 2023 ($1,000) 48,834
Total employment, percent change, 2022-2023 -4.6%
Total nonemployer establishments, 2023 797
All employer firms, Reference year 2023 108
Male-owned employer firms, Reference year 2023 56
Female-owned employer firms, Reference year 2023 8
Minority-owned employer firms, Reference year 2023 S
Nonminority-owned employer firms, Reference year 2023 88
Veteran-owned employer firms, Reference year 2023 S
Nonveteran-owned employer firms, Reference year 2023 89
Geography
Geography
Population per square mile, 2020 38.7
Population per square mile, 2010 36.6
Land area in square miles, 2020 343.74
Land area in square miles, 2010 343.92
FIPS Code 17087