Take the I-495E/LIE to EXIT 51 toward RT-231/NORTHPORT/BABYLON.
Stay STRAIGHT to go onto S.SERVICE RD.
Take 1st RIGHT onto DEER PARK AVE/RT-231S.  
Continue to follow DEER PARK AVE S. (2.7 miles).
Turn LEFT onto LAKE AVE.
Enter the parking lot on the LEFT.

Using I-495 WEST - LONG ISLAND EXPRESSWAY

Using NORTHERN STATE PARKWAY EAST/WEST

Take NORTHERN STATE PKWY E to EXIT 42S toward RT-231S/BABYLON.
Merge onto RT-231S/DEER PARK AVE.
Continue to follow DEER PARK AVE S (4.5 miles).  
Turn LEFT onto LAKE AVE.
Enter the parking lot on the LEFT.

Using SOUTHERN STATE PARKWAY EAST/WEST

Take SOUTHERN STATE PKWY to EXIT 39N toward DEER PARK.
Merge onto RT-231N/DEER PARK AVE.
Continue to follow DEER PARK AVE N (2.1 miles).  
Turn RIGHT onto LAKE AVE.
Enter the parking lot on the LEFT.