Syosset Flag

Syosset

County:
Nassau County
County Seat:
No
Area (mi²):
4.975
State:
New York

Syosset is a CDP located in Nassau County, New York. Syosset has a 2025 population of 18,802. Syosset is currently declining at a rate of -0.01% annually and its population has decreased by -2.35% since the most recent census, which recorded a population of 19,254 in 2020.

The average household income in Syosset is $231,506 with a poverty rate of 3.63%.The median age in Syosset is 42.6 years: 41.9 years for males, and 43 years for females.

18.8K
Total Population
3,779
Density (mi²)
-1 -0.01%
Growth

Syosset Population

Demographics

Economics and Income Statistics

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)