Population of Romeoville, Illinois as of February 2025. How many people live in Romeoville today?

The exact population of Romeoville, Illinois as of February 2025 is estimated at 39,863 residents. Please note: this figure is an estimate and may slightly change as people get born and pass away, it also depends on migration to/from Romeoville.

Check out more data on population in Illinois:

• Population of Rockford
• Population of Cicero
• Population of Skokie
• Population of Berwyn
• Population of Wheaton
• Population of Downers Grove
• Population of Buffalo Grove
• Population of Urbana
• Population of Rock Island
• Population of Woodridge
• Population of Mundelein
• Population of Algonquin
• Population of Glen Ellyn
• Population of McHenry
• Population of Lockport
• Population of Edwardsville
• Population of Collinsville