Greenlawn, New York

Greenlawn, New York
The Greenlawn Store on Broadway; November 2019.
U.S. Census map
Greenlawn
Location within the state of New York
Coordinates: 40°51′28″N 73°21′57″W / 40.85778°N 73.36583°W / 40.85778; -73.36583
CountryUnited States
StateNew York
CountySuffolk
Area
 • Total
3.83 sq mi (9.92 km2)
 • Land3.83 sq mi (9.91 km2)
 • Water0.0039 sq mi (0.01 km2)
Elevation
226 ft (69 m)
Population
 (2020)
 • Total
13,661
 • Density3,570.8/sq mi (1,378.71/km2)
Time zoneUTC-5 (Eastern (EST))
 • Summer (DST)UTC-4 (EDT)
ZIP code
11740
Area code631
FIPS code36-30543
GNIS feature ID0951752

Greenlawn is a hamlet and census-designated place (CDP) in Suffolk County, New York, United States. Located on Long Island in the Town of Huntington, Greenlawn had a population of 13,661 at the 2020 census. Students primarily attend the Harborfields Central School District.