Take the FDR drive North to the Major Deegan Expressway, which becomes the NY State Thruway (87 North). Proceed on 87 to Exit 9 “Tarrytown” (last exit before the Tappan Zee Bridge). At the exit traffic light turn left onto 119 West. At the bottom of the hill, turn right onto Route 9 North. At the third traffic light turn right onto Benedict Avenue. At the fourth light turn right into the Castle driveway. Continue all the way up the drive to The Castle.