Warrenville, Illinois Demographics & Population 2026
During the 2020–2024 ACS period, Warrenville, Illinois had a total population of 14,718, the 166th largest city in Illinois, with a median household income of $100,321, which is 20% higher than the state average. The poverty rate is 11.3%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Warrenville Quick Facts
How Warrenville Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 14,232 | 14,718 | +3.4% |
| Median household income | $99,028 | $100,321 | +1.3% |
| Median home value | $266,500 | $286,100 | +7.4% |
How Warrenville Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A diverse community with significant representation from multiple racial and ethnic groups.
State average: 61 | National average: 61
Education
Educational Attainment (Adults 25+)
Warrenville Rankings in Illinois
Explore Illinois Rankings
Other Cities in DuPage County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Aurora | 179,898 | $93,633 | 9.5% | $274,800 |
| Naperville | 150,692 | $155,105 | 4.5% | $540,200 |
| Bolingbrook | 74,096 | $108,400 | 9.2% | $314,700 |
| Wheaton | 53,557 | $120,008 | 5.6% | $455,700 |
| Downers Grove | 50,054 | $115,114 | 5.5% | $449,800 |
| Lombard | 43,619 | $100,362 | 7.2% | $335,700 |
| Carol Stream | 39,460 | $102,309 | 6.4% | $335,000 |
| Addison | 35,489 | $90,431 | 8.7% | $341,300 |
| St. Charles | 32,854 | $114,300 | 4.5% | $377,400 |
| Glendale Heights | 32,808 | $86,545 | 10.3% | $261,700 |
Cities Similar to Warrenville
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Shiloh | 14,572 | $99,573 | $274,000 | 43.3% | 6.8% |
| Chatham | 14,639 | $106,773 | $243,200 | 53.3% | 3.3% |
| Swansea | 14,710 | $91,587 | $223,600 | 42.5% | 8.7% |
| Antioch | 14,859 | $108,899 | $306,700 | 39.2% | 7.9% |
| Glen Carbon | 13,977 | $97,168 | $282,000 | 50.8% | 4.9% |
Population Overview
Warrenville is a small city located in Illinois, within DuPage County. The total population is 14,718. It ranks as the 166th most populous out of 1,445 Census-designated places in Illinois.
Age Demographics
The median age in Warrenville is 36.5 years. This is 6% lower than the state median of 39.0 years.
Economy, Income & Housing
The median household income in Warrenville is $100,321. This is 20% higher than the state median of $83,390. It is also 24% higher than the national median of $80,734. The poverty rate stands at 11.3%. This is 4% lower than the state poverty rate of 11.8%. The unemployment rate is 3.7%. This is 37% lower than the state rate of 5.8%. The median home value is $286,100. Housing costs are 9% higher than the state median of $263,300. With a home-value-to-income ratio of just 2.9x, Warrenville is one of the most affordable housing markets in the area. 74.6% of occupied housing units are owner-occupied. This homeownership rate is 11% higher than the state average of 67.1%.
Race & Ethnicity
The largest racial or ethnic group in Warrenville is White (non-Hispanic), making up 61.4% of the population. Hispanic or Latino residents account for 25.6%. The Black or African American population (4.7%) is well below the state average of 13.3%.
Education
44.9% of residents aged 25 and older hold a bachelor's degree or higher. This is 19% higher than the state rate of 37.9%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 85.9%. Notably, 18.0% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Warrenville, Illinois is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Illinois state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,445 Census-designated places in Illinois. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
Free data download: Get all Illinois city and county demographics as CSV. Download Cities CSV | Download Counties CSV
Frequently Asked Questions
What is the population of Warrenville, Illinois?
Warrenville, Illinois has a population of 14,718 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Warrenville, IL?
The median household income in Warrenville is $100,321, which is 24% higher than the national median of $80,734.
What is the poverty rate in Warrenville, IL?
The poverty rate in Warrenville is 11.3%. This means approximately 1,658 residents live below the federal poverty line.
What is the racial makeup of Warrenville, Illinois?
Warrenville's population is 61.4% White, 4.7% Black, 25.6% Hispanic/Latino, and 6.5% Asian.
What is the median home value in Warrenville, IL?
The median home value in Warrenville is $286,100. The home-value-to-income ratio is 2.9x.
How educated is Warrenville, Illinois?
44.9% of adults (25+) in Warrenville hold a bachelor's degree or higher, and 18.0% hold a graduate or professional degree.