Bridgeton is a second-ring suburb of Greater St. Louis in northwestern St. Louis County, Missouri, United States. Bridgeton is located at the intersection of the St. Louis outer belt and I-70. Bridgeton serves as the primary transport hub within Greater St. Louis. The population at the 2010 census was 11,550. Portions of St. Louis Lambert International Airport are within Bridgeton.
The populated areas of the city are located between Lambert-St.