Great River, New York

Great River, New York
Motto: 
The Best Is Yet To Come
U.S. Census map
Great River, New York
Location on Long Island
Great River, New York
Location within the state of New York
Coordinates: 40°43′29″N 73°9′36″W / 40.72472°N 73.16000°W / 40.72472; -73.16000
Country United States
State New York
CountySuffolk
TownIslip
Area
  Total
5.79 sq mi (15.01 km2)
  Land4.18 sq mi (10.84 km2)
  Water1.61 sq mi (4.17 km2)
Elevation
13 ft (4 m)
Population
 (2020)
  Total
2,005
  Density479.09/sq mi (184.96/km2)
Time zoneUTC-5 (Eastern (EST))
  Summer (DST)UTC-4 (EDT)
ZIP code
11739
Area codes631, 934
FIPS code36-30235
GNIS feature ID0951648

Great River is a suburban hamlet and CDP in the Town of Islip in Suffolk County, New York, United States. It is situated approximately 50 miles (80 km) (55 mi driving) east of New York City on the South Shore of Long Island, adjoining the Great South Bay, protected from the Atlantic Ocean by Fire Island.

Great River's name is a translation of "Connetquot," an Algonquian word for "Great River." Prior to the 1900s Great River was primarily home to wealthy families on mansion estates. The population was 2,005 at the time of the 2020 census.

Great River's buildings include a New York City–style steak house in a turn of the century (20th) Public house, a delicatessen, a rural delivery post office and the Great River Fire Department.