Locust Grove, New York | |
|---|---|
Hamlet and former census-designated place | |
  Locust Grove, New York Location on Long Island  Locust Grove, New York Location within the state of New York | |
| Coordinates: 40°48′36.36″N 73°30′7.45″W / 40.8101000°N 73.5020694°W | |
| Country |  United States |
| State |  New York |
| County | Nassau |
| Town | Oyster Bay |
| Area | |
• Total | 1.07 sq mi (2.8 km2) |
| • Land | 1.07 sq mi (2.8 km2) |
| • Water | 0.0 sq mi (0.0 km2) |
| Elevation | 197 ft (60 m) |
| Time zone | UTC-5 (Eastern (EST)) |
| • Summer (DST) | UTC-4 (EDT) |
| ZIP Code | 11791 |
| Area codes | 516, 363 |
| GNIS feature ID | 0970312 |
Locust Grove is a hamlet and former census-designated place (CDP) in the Town of Oyster Bay in Nassau County, on Long Island, in New York, United States. It is located within the CDP of Syosset, which absorbed it for the 1990 United States Census.