Route 29 follows Main Street north through Lambertville , crossing into Delaware Township . It comes to an interchange with U.S. Route 202 just east of the New Hope @-@ Lambertville Toll Bridge , with access to northbound U.S. Route 202 and from southbound U.S. Route 202 provided by way of Alexauken Creek Road . Route 29 continues along the Delaware River and enters Stockton . The route intersects Bridge Street , which crosses the Delaware River on the Centre Bridge @-@ Stockton Bridge and continues into Pennsylvania as Pennsylvania Route 263 . Shortly after that intersection , Route 29 intersects the southern terminus of County Route 523 ( Stockton @-@ Flemington Road ) . Route 29 crosses back into Delaware Township , where it meets the southern terminus of County Route 519 ( Kingwood @-@ Stockton Road ) .