Rosslyn Farms is a suburban borough located 5 miles west of Pittsburgh in Allegheny County, Pennsylvania, United States. It is a small community, with an area of only 0.6 square miles. The po…
Rosslyn Farms is a suburban borough located 5 miles west of Pittsburgh in Allegheny County, Pennsylvania, United States. It is a small community, with an area of only 0.6 square miles. The population was 441 at the 2020 census.