Wyandanch, New York

Wyandanch, New York
U.S. Census map
Wyandanch
Location on Long Island
Wyandanch
Location within the state of New York
Coordinates: 40°44′50″N 73°22′6″W / 40.74722°N 73.36833°W / 40.74722; -73.36833
Country United States
State New York
CountySuffolk
TownBabylon
Named afterChief Wyandanch of the Montaukett people.
Area
  Total
2.17 sq mi (5.63 km2)
  Land2.17 sq mi (5.62 km2)
  Water0.00 sq mi (0.01 km2)
Elevation
56 ft (17 m)
Population
 (2020)
  Total
12,990
  Density5,986.18/sq mi (2,311.16/km2)
Time zoneUTC−5 (Eastern (EST))
  Summer (DST)UTC−4 (EDT)
ZIP Code
11798
Area codes631, 934
FIPS code36-83294
GNIS feature ID0971769

Wyandanch (/ˈwənˌdæn/, WY-ən-danch) is a hamlet and census-designated place (CDP) in the Town of Babylon in Suffolk County, New York, United States. The population was 12,990 at the time of 2020 census.

In the past, some or all of Wyandanch was proposed to become part of the never-realized Incorporated Village of Half Hollow Hills and later on proposed incorporating itself as the Incorporated Village of Wyandanch. However, those plans failed and Wyandanch has never been incorporated.