Route 34 is a state highway in the central part of the U.S. state of New Jersey. The route runs 26.79 mi (43.11 km) from an intersection with Route 35 and Route 70 in Wall Township, Monmouth County, north to an intersection with U.S. Route 9 in Old Bridge Township, Middlesex County. The route is a four-lane divided highway between its southern terminus and the north end of the Route 33 concurrency in Howell Township; along this stretch, the route intersects the Garden State Parkway and Interstate 195 (I-195)/Route 138 within a short distance of each other. North of Route 33, Route 34 is an undivided two- to four-lane road that intersects Route 18 in Colts Neck Township and Route 79 in Matawan. Route 34 passes through mostly suburban areas along its route.

Route 35 is a state highway in the U.S. state of New Jersey, primarily traveling through the easternmost parts of Middlesex, Monmouth, and Ocean counties. It runs 58.11 mi (93.52 km) from the entrance to Island Beach State Park in Berkeley Township, Ocean County to an intersection with Route 27 in Rahway, Union County. Between Seaside Park and Mantoloking, Route 35 follows the right-of-way of the former Pennsylvania Railroad along the Jersey Shore. The route heads through Point Pleasant Beach and crosses the Manasquan River on the Brielle Bridge, meeting Route 34 and Route 70 at the former Brielle Circle in Wall Township. From there, Route 35 heads north and intersects Route 138, an extension of Interstate 195, continuing north through Monmouth County before crossing the Victory Bridge over the Raritan River into Perth Amboy, where the route continues north to Rahway.