Explore South Valley Stream, New York, with this interactive street and satellite map. You can “grab” the South Valley Stream, NY street map and move it around to re-centre it. You can change between standard map view and satellite map view by clicking the small square in the bottom left-hand corner of the map. You can use the zoom buttons on the lower right side of the map to zoom in or out to street-level detail. You will find live weather, local and world news below.
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| City | South Valley Stream |
| State | New York (NY) |
| County | Nassau |
| Country | United States of America |
| Timezone | Eastern Time (America/New_York) |
| Latitude | 40.655937 |
| Longitude | -73.717632 |
| Population | 6,512 |
| Density | 2742.1 /km² |
| Incorporated | N/A |
| ZIP Code(s) | 11581 |
| Area Code | 516 |
| County Seat | Mineola |
| School District | Valley Stream Central High School District |
South Valley Stream is a locality in Nassau County, New York, United States. It has a population of approximately 6,512. The population density is 2742.1 people per km². South Valley Stream is located at 40.6559°N, 73.7176°W. It observes the Eastern Time (America/New_York) timezone. ZIP code: 11581.
South Valley Stream exists as a verdant expanse where the gentle undulations of the land meet the steady hum of suburban life. The air here often carries a subtle, humid sweetness, a product of the nearby Atlantic and the dense foliage that clothes the landscape. Mature oaks and maples, their branches reaching like ancient supplicants, create canopies that filter the sunlight into shifting patterns on the sidewalks and manicured lawns. Rainfall, frequent and often dramatic, saturates the soil, lending a deep, earthy scent to the atmosphere after a storm, and feeding the many small streams that give the locality its name, their waters a murky, reflective mirror to the sky. The terrain, while not dramatically varied, possesses a quiet, grounded character, a place where one can sense the steady, reassuring pulse of nature beneath the pavement. The history of South Valley Stream is a narrative of evolving aspirations, from its early agricultural roots to its present status as a well-established residential hub. The very streams that traverse its terrain were once vital to the early settlers, powering small mills and providing water for crops that sustained a nascent economy. Over time, as Long Island transformed, so too did South Valley Stream, its fields giving way to homes and businesses, its economy shifting from the land to the service sector and local commerce. The area has long been a desirable address, drawing families seeking a blend of accessibility to the city and a more tranquil, rooted existence. While no singular grand monument defines its character, the collective memory of its development, the quiet resilience of its neighborhoods, and the enduring presence of its natural waterways form a distinctive local identity.
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This page provides an embedded street and satellite map of South Valley Stream, New York — switch between views using the small square in the bottom left-hand corner of the map. Coordinates: 40.655937, -73.717632. 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 South Valley Stream and Nassau County.
Detailed location data for South Valley Stream includes the ZIP code (11581), telephone area code (516), county seat of Nassau County (Mineola), and school district assignment (Valley Stream Central High 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 South Valley Stream is identified even where the name is shared across multiple counties or states. Population figures are sourced from the 2020 US Census.
| Page generated | July 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. |