State Route 13 (SR 13) is a 49.5-mile-long (79.7 km) state highway in the north-central part of the U.S. state of Georgia, that travels through portions of Fulton, DeKalb, Gwinnett, and Hall. It begins at West Peachtree Street and Spring Street (U.S. Route 19 (US 19)/SR 9) just to the north of 17th Street in north Midtown Atlanta. The section near Downtown Atlanta is a full freeway, from its south end to Sidney Marcus Boulevard.