Romeoville, IL
Population 40,996 · Illinois
About Romeoville, IL
Romeoville is a mid-sized city in Illinois with a population of 40,996 residents. The median household income is $100,022 per year, which is above the national average. The median age in Romeoville is 35.5 years.
Housing in Romeoville has a median home value of $245,200 and median monthly rent of $1,892. Of the 13,662 total housing units, the majority are owner-occupied, with 10,748 owner-occupied and 2,316 renter-occupied units.
The unemployment rate in Romeoville is 4.8% and the poverty rate is 5.8%. 23.1% of residents hold a bachelor's degree or higher. The average commute time is 31.6 minutes.
How Romeoville Ranks in Illinois
Cost of Living in Romeoville, IL
Compared to national averages, Romeoville has a median household income of $100,022 (33% above the national median of $75,149). Home values average $245,200, which is 0% above the national median. Monthly rent at $1,892 is 63% above the US average of $1,163. Within Illinois, Romeoville's income is 33% above the state average of $75,072, and home values are 48% above the state median of $165,779.
Why Live in Romeoville, IL?
Romeoville offers a strong local economy with a median household income of $100,022, well above the national average, and a low poverty rate of 5.8%, better than the national average.
Romeoville has a population of 40,996 with a median age of 35.5 years. Compare Romeoville with other cities to see how it stacks up, or explore all cities in Illinois.
Similar Cities Near Romeoville
Cities in Illinois with a similar population size.
| City | Population | Median Income | Home Value | |
|---|---|---|---|---|
| Bartlett | 40,531 | $130,479 | $350,500 | Compare |
| DeKalb | 40,464 | $46,564 | $202,900 | Compare |
| Crystal Lake | 40,436 | $105,428 | $287,400 | Compare |
| Belleville | 41,722 | $60,529 | $131,000 | Compare |
| Moline | 42,235 | $63,959 | $141,900 | Compare |
| Carol Stream | 39,427 | $105,395 | $308,700 | Compare |
| Park Ridge | 39,241 | $138,059 | $539,300 | Compare |
| Quincy | 39,188 | $56,372 | $146,100 | Compare |
Demographics
Racial & Ethnic Composition
Economy & Education
Housing
Other Cities in Illinois
Data source: US Census Bureau ACS 5-Year Estimates. Last updated: 2026-04-05.
Compare Romeoville With Other Cities
Frequently Asked Questions about Romeoville
What is the population of Romeoville, IL?
The population of Romeoville, IL is 40,996 according to the latest Census data.
What is the median household income in Romeoville?
The median household income in Romeoville, IL is $100,022 per year.
What is the median home value in Romeoville?
The median home value in Romeoville, IL is $245,200.
What is the average rent in Romeoville?
The median monthly rent in Romeoville, IL is $1,892.
What is the unemployment rate in Romeoville?
The unemployment rate in Romeoville, IL is 4.8%.