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)
  Water0.00 sq mi (0.01 km2)
Elevation
226 ft (69 m)
Population
 (2020)
  Total
13,661
  Density3,570.57/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, the population was 13,742 at the 2010 census. Students primarily attend the Harborfields Central School District.