New York State Route 9N is a north-south highway in Eastern Essex County. It runs from the Warren/Essex County Line, near Hauge, to the Essex/Clinton County Line, near Au Sable. NY St Rt 9N passes through the following towns in Essex County. Ticonderoga Crown Point Elizabethtown Keene Jay NY St Rt 9N is multi-plexed in Essex County. New York State Route 22, from Ticonderoga to West Point. U.S. Rt. 9, at Elizabethtown. New York State Route 73, at Keene. NY St Rt 9N intersects the following highways in Essex County. New York State Route 22, at Ticonderoga. New York State Route 74, at Ticonderoga. New York State Route 22, at West Point. Interstate 87, at West Point.