Bridgeville is a borough in Allegheny County, Pennsylvania, United States. The population was 4,804 at the 2020 census. It is a residential suburb of the Pittsburgh metropolitan area.

Upper St. Clair is a township with home rule status in southern Allegheny County, Pennsylvania, United States, located approximately 8 miles (13 km) south of Downtown Pittsburgh. It is known for being an affluent suburb with a nationally recognized school district. As of the 2020 census, the township population was 21,160.