From the West
Take Long Island Expressway east to Exit 72. Take 25E and follow signs to Riverhead. Upon entering the town of Riverhead you will pass the Suffolk County Historical Society on the left. (There is a traffic light at the intersection.) You will pass two more traffic lights. At the third traffic light you will see a Chase Bank. Make a right. Immediately make another right into the bank parking lot. Bear left passing the drive-thru and turn right into the parking lot adjacent to the museum. Museum entrance faces the parking lot on the west side of the building.
From the East: Via Route 25
Upon entering the town of Riverhead make a left hand turn on Peconic (the Chase bank is on the SW corner). Immediately make a right into the bank parking lot. Bear left passing the drive-thru and turn right into the parking lot adjacent to the museum. Museum entrance faces the parking lot on the west side of the building.
Coming by Bus
From the West
Take Long Island Expressway east to Exit 72. Take 25E and follow signs to Riverhead. Upon entering the town of Riverhead you will pass the Suffolk County Historical Society on the left. (There is a traffic light at the intersection.) You will pass two more traffic lights. Immediately after the second traffic light look for the Long Island Science Center sign on the right hand side. The bus should stop at the white fence wall so children can exit the bus. Please pull up close to the curb.
From the East: Via Route 24, 104, or 51
You can use the traffic circle in Riverhead utilizing any of these routes. Enter traffic circle and ExIt at 24N. Make the first right followed by a second right onto Main St. (Route 25). You will pass two more traffic lights. Immediately after the second traffic light look for the Long Island Science Center sign on the right hand side. The bus should stop at the white fence wall so children can exit the bus. Please pull up close to the curb.
From the East: Via Route 25
Upon entering the town of Riverhead make a left hand turn on Peconic (the Chase bank in on the corner). Enter the traffic circle and exit the traffic circle immediately onto route 24N. Make the first right followed by a second right onto Main St. (Route 25). You will pass two more traffic lights. Immediately after the second traffic light look for the Long Island Science Center sign on the right hand side. The bus should stop at the white fence wall so children can exit the bus. Please pull up close to the curb.

