Pennsylvania Route 513 is a 6.5-mile-long (10.5 km) state highway in Bucks County, Pennsylvania. The route runs from U.S. Route 13 in Bensalem Township north to PA 413 in Penndel. The route passes through suburban areas in lower Bucks County, serving Bensalem Township, Hulmeville, and Penndel. PA 513 has intermediate junctions with PA 132 in Bensalem Township and US 1 Business in Penndel. PA 513 was designated in 1928 between US 13 in Cornwells Heights and PA 101 near South Langhorne. By 1947, PA 513 was rerouted to its current northern terminus, replacing a part of PA 113.