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. For every 100 females there are 100.5 males.
Data after 2023 is projected based on recent change
The racial composition of Syosset includes 60.84% White, 32.28% Asian, and smaller percentages for other race, Black or African American, Native American and multiracial populations.
White (60.84%)
Asian (32.28%)
Two or more races (4.16%)
Other race (1.63%)
Black or African American (0.91%)
Native American (0.19%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 11,117 | 60.84% |
| Asian | 5,899 | 32.28% |
| Two or more races | 761 | 4.16% |
| Other race | 297 | 1.63% |
| Black or African American | 166 | 0.91% |
| Native American | 34 | 0.19% |
Married
Widowed
Divorced
Separated
Never Married
Syosset's average per capita income is $105,268. Household income levels show a median of $187,936. The poverty rate stands at 3.63%.
Name | Median | Mean |
|---|---|---|
| Married Families | $228,125 | - |
| Families | $217,619 | $258,168 |
| Households | $187,936 | $231,506 |
| Non Families | $80,529 | $89,910 |
Average Income
Median Household Income
Poverty Rate