Monticello city, Illinois
Persons in poverty, percent 5.7%
People
Population
Population estimates, July 1, 2025, (V2025) 6,080
Population estimates, July 1, 2024, (V2024) 6,010
Population estimates base, April 1, 2020, (V2025) 5,944
Population estimates base, April 1, 2020, (V2024) 5,943
Population, percent change - April 1, 2020 (estimates base) to July 1, 2025, (V2025) 2.3%
Population, percent change - April 1, 2020 (estimates base) to July 1, 2024, (V2024) 1.1%
Population, Census, April 1, 2020 5,941
Population, Census, April 1, 2010 5,548
Age and Sex
Persons under 5 years, percent 4.4%
Persons under 18 years, percent 18.7%
Persons 65 years and over, percent 22.0%
Female persons, percent 50.8%
Race and Hispanic Origin
White alone, percent 94.5%
Black alone, percent(a) 2.7%
American Indian and Alaska Native alone, percent(a) 0.0%
Asian alone, percent(a) 0.9%
Native Hawaiian and Other Pacific Islander alone, percent(a) 0.0%
Two or More Races, percent 0.7%
Hispanic or Latino, percent(b) 1.9%
White alone, not Hispanic or Latino, percent 94.5%
Population Characteristics
Veterans, 2020-2024 282
Foreign-born persons, percent, 2020-2024 2.8%
Housing
Housing Units, July 1, 2025, (V2025) X
Owner-occupied housing unit rate, 2020-2024 82.7%
Median value of owner-occupied housing units, 2020-2024 $210,500
Median selected monthly owner costs - with a mortgage, 2020-2024 $1,710
Median selected monthly owner costs - without a mortage, 2020-2024 $690
Median gross rent, 2020-2024 $1,379
Building Permits, 2025 X
Families & Living Arrangements
Households, 2020-2024 2,675
Persons per household, 2020-2024 2.31
Living in the same house 1 year ago, percent of persons age 1 year+ , 2020-2024 89.4%
Language other than English spoken at home, percent of persons age 5 years+, 2020-2024 2.7%
Computer and Internet Use
Households with a computer, percent, 2020-2024 95.0%
Households with a broadband Internet subscription, percent, 2020-2024 93.3%
Education
High school graduate or higher, percent of persons age 25 years+, 2020-2024 95.7%
Bachelor's degree or higher, percent of persons age 25 years+, 2020-2024 40.7%
Health
With a disability, under age 65 years, percent, 2020-2024 6.3%
Persons without health insurance, under age 65 years, percent 1.5%
Economy
In civilian labor force, total, percent of population age 16 years+, 2020-2024 66.2%
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) 11,587
Total health care and social assistance receipts/revenue, 2022 ($1,000)(c) D
Total transportation and warehousing receipts/revenue, 2022 ($1,000)(c) D
Total retail sales, 2022 ($1,000)(c) 124,843
Total retail sales per capita, 2022(c) $20,870
Transportation
Mean travel time to work (minutes), workers age 16 years+, 2020-2024 23.2
Income & Poverty
Median households income (in 2024 dollars), 2020-2024 $99,449
Per capita income in past 12 months (in 2024 dollars), 2020-2024 $48,780
Persons in poverty, percent 5.7%
Businesses
Businesses
Total employer establishments, 2023 X
Total employment, 2023 X
Total annual payroll, 2023 ($1,000) X
Total employment, percent change, 2022-2023 X
Total nonemployer establishments, 2023 X
All employer firms, Reference year 2023 X
Male-owned employer firms, Reference year 2023 X
Female-owned employer firms, Reference year 2023 X
Minority-owned employer firms, Reference year 2023 X
Nonminority-owned employer firms, Reference year 2023 X
Veteran-owned employer firms, Reference year 2023 X
Nonveteran-owned employer firms, Reference year 2023 X
Geography
Geography
Population per square mile, 2020 1,542.3
Population per square mile, 2010 1,459.1
Land area in square miles, 2020 3.85
Land area in square miles, 2010 3.80
FIPS Code 1750244