Greenlawn, New York — interactive Google street map, satellite and terrain views, Street View, live National Weather Service conditions and 7-day forecasts, real-time local and world news, and an editorial description of Greenlawn, Suffolk County.
| City | Greenlawn |
| State | New York (NY) |
| County | Suffolk |
| Country | United States of America |
| Timezone | Eastern Time (America/New_York) |
| Latitude | 40.868987 |
| Longitude | -73.365118 |
| Population | 15,210 |
| Density | 1512.4 /km² |
| Incorporated | N/A |
| ZIP Code(s) | 11740 |
| Area Code | 516 |
| County Seat | Riverhead |
| School District | Harborfields Central School District |
Greenlawn is a locality in Suffolk County, New York, United States. It has a population of 15,210. The population density is 1512.4 people per km². Greenlawn is located at 40.8690°N, 73.3651°W. It observes the Eastern Time (America/New_York) timezone. ZIP code: 11740.
Greenlawn rests on a gentle rise, its landscape a mosaic of mature trees and well-tended lawns that hint at a long-established domesticity. It lies 2.7 miles east-north-east of Huntington Station, NY (from Huntington Station, NY: bearing 66°T), and is situated 8.7 miles east of Oyster Bay. The air here, particularly in the late afternoon, carries a damp, earthy scent, a blend of salt from the nearby Sound and the rich loam of Long Island's glacial moraine. Streets curve with a pleasing, organic flow, lined with varied architectural styles – sturdy colonials stand shoulder-to-shoulder with more modern, airy homes, each contributing to a sense of settled comfort. The light, when it softens towards evening, has a particular quality, a diffused amber glow that seems to cling to the broad leaves of the oak and maple trees, lending a quiet dignity to the neighborhood. The history of Greenlawn is intertwined with the agricultural roots of the surrounding region, a legacy that still whispers in the names of some of its byways. While the fields have largely yielded to suburban development, the spirit of a place that once sustained itself from the land persists. Today, Greenlawn’s economy is predominantly residential and commercial, serving as a comfortable haven for commuters and families drawn to its convenient access and good schools. A notable landmark, the former Greenlawn Public Library, now a cultural center, stands as a testament to the community's appreciation for learning and the arts, a focal point for local gatherings and a quiet anchor in the daily ebb and flow of life in this Suffolk County enclave.
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This page provides an interactive Google map of Greenlawn, New York with street, satellite and terrain views and integrated Street View imagery. Live weather conditions are sourced directly from the National Weather Service, with current observations and a 7-day forecast also powered by Open-Meteo. Real-time local news and world news feeds keep the page current, while a Wikipedia summary or an editorially written description provides background on Greenlawn and Suffolk County.
Detailed location data for Greenlawn includes the ZIP code (11740), telephone area code (516), county seat of Suffolk County (Riverhead), and school district assignment (Harborfields Central School District). These are among the most commonly searched location details for any US city or town.
Location data is drawn from the USGS Geographic Names Information System (GNIS) and cross-verified against 2020 US Census records by coordinate proximity — ensuring the correct Greenlawn is identified even where the name is shared across multiple counties or states. Population figures are sourced from the 2020 US Census.
| Page generated | June 2026 |
| Location data | SimpleMaps US Cities Database; coordinates matched to USGS GNIS definitive data |
| Wikipedia validation | Article content matched to USGS GNIS coordinates via Wikipedia geosearch API. Location verified by proximity — not name matching alone. |