Syosset
Census-designated place in Nassau County, New York

Syosset is an unincorporated community (census-designated place) in Nassau County, New York, with 19,259 residents (2020 Census). It sits at 217 ft (66 m) above sea level. The nearest town is Woodbury, 1.6 miles E.
- 19,259residents (2020 Census)
- 217 ftelevation · 66 m
- 5.0 sq miland area · 12.9 km²
- 3,871 / sq mipopulation density
- 11791main ZIP code (2 in total)
About Syosset
Syosset is a hamlet and census-designated place (CDP) located within the Town of Oyster Bay in Nassau County, on the North Shore of Long Island, in New York, United States. The population was 19,259 at the time of the 2020 census.
Text: Wikipedia · CC BY-SA 4.0
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Living in Syosset
- Median household income
- $187,273
- Median home value
- $874,300
- Median rent
- $3,036/mo
- Median age
- 42.8
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Map of Syosset
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Open in Google Maps ›Syosset, NY population
Syosset had 19,259 residents in the 2020 Census.
| 2020 Census | 19,259 |
|---|---|
| Density | 3,871 per sq mi (1,495 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Syosset at a glance
| State | New York (NY) |
|---|---|
| County | Nassau County |
| Type | Census-designated place |
| Population | 19,259 (2020) |
| Land area | 4.97 sq mi (12.9 km²) |
| Elevation | 217 ft (66 m) |
| Coordinates | 40.8157° N, 73.5020° W |
| ZIP codes | 11791, 11797 |
| Census code (GEOID) | 3672554 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Syosset
- Woodbury1.6 mi E
- Muttontown1.9 mi W
- East Norwich2.7 mi NW
- Plainview2.8 mi SE
- Jericho2.8 mi SW
- Oyster Bay Cove3.1 mi N
- Laurel Hollow3.1 mi NE
- West Hills3.6 mi E
- Brookville3.6 mi W
- Hicksville3.8 mi S
- Upper Brookville3.9 mi NW
- Oyster Bay3.9 mi NW
Straight-line distance between town centers.
Frequently asked questions about Syosset
What county is Syosset in?
Syosset is in Nassau County, New York.
What is the population of Syosset, NY?
19,259 people lived in Syosset at the 2020 Census.
What is the ZIP code of Syosset, NY?
The main ZIP code is 11791. Other ZIP codes: 11797.
What is the elevation of Syosset?
217 feet (66 m) above sea level.
What towns are near Syosset?
Woodbury (1.6 mi), Muttontown (1.9 mi), East Norwich (2.7 mi), Plainview (2.8 mi), Jericho (2.8 mi).
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