 Though heading west from Route 35 shows CR 516 making a left onto Maple Place, one CR 516 reassurance shield (without a "Spur" plaque) appears at Green Grove Avenue's intersection with First Street.West of Matawan, the road was maintained by the Middlesex and Monmouth Turnpike Company.Before the county route system, the road from Keyport to Atlantic Highlands was part of the Jersey Coast Way, which ran from the Staten Island Ferry to Cape May.