Pennsylvania Route 420

Pennsylvania Route 420
Route information
Maintained by PennDOT
Length	5.600 mi[1] (9.012 km)
Major junctions
South end	PA 291 in Tinicum Township
Major intersections	I-95 in Tinicum Township US 13 in Prospect Park
North end	PA 320 in Springfield Township
Location
Country	United States
State	Pennsylvania
Counties	Delaware
Highway system
Pennsylvania State Route System Interstate US State Scenic Legislative
← PA 419 → US 422

Pennsylvania Route 420 (PA 420) is a north–south state highway in Delaware County, Pennsylvania. The route runs 5.6 miles (9.0 km) from PA 291 in Tinicum Township, a short distance west of the Philadelphia International Airport, northwest to PA 320 in Springfield Township. PA 420 runs through suburban areas, passing through Prospect Park, Folsom, and Morton. The route interchanges with Interstate 95 (I-95) in Tinicum Township and intersects U.S. Route 13 (US 13) in Prospect Park. PA 420 was first designated by 1928 to run from PA 191 at the intersection of 84th Street and Bartram Avenue in Philadelphia to PA 320 in Springfield. By 1950, the southern terminus was moved to its current location at PA 291.