Commerce City is a home rule city located in Adams County, Colorado, United States. The city population was 62,418 at the 2020 United States census, a 35.95% increase since the 2010 United States census. Commerce City is the 18th most populous municipality in Colorado. Commerce City is located north of Denver and is a part of the Denver-Aurora-Centennial, CO Metropolitan Statistical Area and the Front Range Urban Corridor.