Route 23 is a bus route operated by the Maryland Transit Administration in Baltimore and its suburbs. The line currently runs from the Wal-Mart parking lot in Catonsville, Maryland east through downtown Baltimore to the Fox Ridge community in Essex, serving the corridors of Edmondson Avenue on the west side and Eastern Avenue on the east, and the communities of Edmondson Village, Allendale, Rosemont, Patterson Park, and Eastpoint, and is one of the most heavily used bus routes operated by the MTA.