451 East Main Street
(Behind the Hyatt Place)
From the Long Island Expressway (I-495): Take the LIE east to Exit 71 (Route 24). Make a right onto route 94/24 and continue east for approximately 3-1/2 miles. At the traffic circle, travel three-quarters of the way around and make a right onto Peconic Avenue. Travel to Main Street and make a right. Long Island Aquarium is located on the south side at 431 East Main Street. Follow signs to Long Island Aquarium parking.