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Monmouth, Illinois

Last updated: 2024 BLS data · Page refreshed:

City Profile — Demographics, Income, Education & Housing
Data: U.S. Census Bureau, American Community Survey 2024 5-Year Estimates
8,581
Population
$61,138
Median Income
$86,800
Home Value
34.1
Median Age

Demographics

Monmouth has a population of 8,581 with a median age of 34.1. Here is the racial and ethnic breakdown of the population:

White
73.7%
Hispanic
18.1%
Black
4.5%
Asian
4.1%
Demographic Value
Total Population8,581
Median Age34.1
White73.7%
Black or African American4.5%
Asian4.1%
Hispanic or Latino18.1%
Monmouth, Illinois — racial composition (Census ACS 2024)Donut chart of 4 segments totaling 100.White: 73.4%Hispanic/Latino: 18.0%Black: 4.5%Asian: 4.1%8,581PopulationWhiteWhite73.4%Hispanic/LatinoHispanic/Latino18.0%BlackBlack4.5%AsianAsian4.1%

Income & Economy

The median household income in Monmouth is $61,138, which is 24.2% below the national median of $80,610. The per capita income is $29,501. The poverty rate is 17.7%.

$61,138
Median Household Income
$29,501
Per Capita Income
17.7%
Poverty Rate

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Education

In Monmouth, 84.0% of residents age 25+ have a high school diploma or higher, and 18.3% hold a bachelor's degree or higher (6.9% with a graduate or professional degree).

HS Diploma+
84.0%
Bachelor's+
18.3%
Graduate+
6.9%
Education Level % of Adults (25+)
High School Diploma or Higher84.0%
Bachelor's Degree or Higher18.3%
Graduate or Professional Degree6.9%

Housing

The median home value in Monmouth is $86,800, below the national median of $303,400. The median monthly rent is $733. The homeownership rate is 66.3%.

$86,800
Median Home Value
$733/mo
Median Rent
66.3%
Homeownership Rate
Housing Metric Value
Median Home Value$86,800
Median Monthly Rent$733
Homeownership Rate66.3%
Vacancy Rate11.4%

Salaries in Illinois

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Frequently Asked Questions

What is the population of Monmouth, Illinois?
The population of Monmouth, Illinois is 8,581 according to U.S. Census Bureau ACS 2024 5-Year Estimates.
What is the median household income in Monmouth, Illinois?
The median household income in Monmouth, Illinois is $61,138. This is 24.2% below the national median of $80,610.
What is the median home value in Monmouth, Illinois?
The median home value in Monmouth, Illinois is $86,800. The median monthly rent is $733.
What percentage of people in Monmouth have a college degree?
In Monmouth, Illinois, 18.3% of adults age 25 and older hold a bachelor's degree or higher, and 84.0% have a high school diploma or higher.
Is Monmouth, Illinois an affordable place to live?
The home price-to-income ratio in Monmouth, Illinois is 1.4x (median home value $86,800 vs. median income $61,138), making it relatively affordable by that measure. A ratio under 4.0 is generally considered affordable.

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