Commerce City is a mixed residential and industrial community that is known for greyhound racing at the Mile High Greyhound Park dog track and for an oil refinery with a capacity of 90,000 barrels per day (14,000m3/d), operated by Suncor.Dick's Sporting Goods Park, a new soccer stadium in Commerce City, hosts the Colorado Rapids of Major League Soccer. The city of Commerce City is a Home Rule Municipality located in Adams County, Colorado, United States. Commerce City is a northern suburb of Denver and now the 18th most populous municipality in the state of Colorado. The United States Census Bureau that the population of Commerce City was 45,913 in 2010 census, a population increase of 118.7% in the ten years since 2000 census. As of 2008-07-01 Commerce City has a population of 42,473. The main high schools of choice are Adams City High School or Prairie View High School.