Route 50 begins at an intersection with US 9 in the Seaville section of Upper Township , Cape May County , heading to the north on a two @-@ lane undivided road . From the southern terminus , a ramp provides access to and from the southbound Garden State Parkway . The road heads north through mostly rural wooded areas with some buildings . It intersects CR 671 in Greenfield before coming to a junction with CR 616 . Later , Route 50 Cedar Swamp Creek in an area of marshland . At this crossing , the road runs closely parallel to a Conrail Shared Assets Operations railroad line before entering Petersburg , where it splits from the railroad tracks and comes to a crossroad with CR 610 . Upon leaving Petersburg , Route 50 turns to the north again and crosses over the Conrail Shared Assets Operations railroad line , intersecting CR 631 . It continues to Tuckahoe and comes to CR 669 . Past this intersection , the route meets CR 557 and CR 664 . Route 50 forms a concurrency with CR 557 and the two routes head north and encounter the eastern terminus of Route 49 before leaving Tuckahoe .