Conway is a borough in Beaver County, Pennsylvania, United States, located along the Ohio River. At the 2020 census, the borough had a total population of 2,168. It is part of the Pittsburgh metropolitan area. Conway is the site of the Conway Yard, a major railroad classification yard and locomotive facility owned by the Norfolk Southern Railway. From 195…Conway is a borough in Beaver County, Pennsylvania, United States, located along the Ohio River. At the 2020 census, the borough had a total population of 2,168. It is part of the Pittsburgh metropolitan area. Conway is the site of the Conway Yard, a major railroad classification yard and locomotive facility owned by the Norfolk Southern Railway. From 1956 until 1980, it was the largest rail yard in the world.