Colton is a city in San Bernardino County, California, United States. Nicknamed "Hub City", Colton is located in the Inland Empire region of the state and is a suburb of San Bernardino, approximately 4 miles (6.4 km) south of the city's downtown. The population of Colton is 52,154 according to the 2010 census, up from 47,662 at the 2000 census.

San Bernardino County, officially the County of San Bernardino, is a county located in the southern portion of the U.S. state of California, and is located within the Inland Empire area. As of the 2020 U.S. Census, the population was 2,181,654, making it the fifth-most populous county in California and the 14th-most populous in the United States. The county seat is San Bernardino.