Greenlawn  is a station on the Port Jefferson Branch of the Long Island Rail Road near the intersection of Boulevard Avenue and Broadway (Suffolk CR 86) in Greenlawn, New York, a few blocks north of Pulaski Road.
The Greenlawn railway stop lies on the Port Jefferson Line of the Long Island Rail Road close to where Boulevard Avenue and Broadway intersect (Suffolk County Route 86), within Greenlawn, New York, a short distance from Pulaski Road.