Nassau is a village located in Rensselaer County, New York. Nassau has a 2025 population of 1,087 . Nassau is currently declining at a rate of -0.37% annually and its population has decreased by -1.63% since the most recent census, which recorded a population of 1,105 in 2020.
The average household income in Nassau is $98,005 with a poverty rate of 5.29%. The median age in Nassau is 42 years: 36.9 years for males, and 45.4 years for females. For every 100 females there are 97.9 males.
Data after 2023 is projected based on recent change
The racial composition of Nassau includes 91.56% White, and smaller percentages for other race and multiracial populations.
White (91.56%)
Two or more races (7.56%)
Other race (0.88%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 1,042 | 91.56% |
| Two or more races | 86 | 7.56% |
| Other race | 10 | 0.88% |
Married
Widowed
Divorced
Separated
Never Married
Nassau's average per capita income is $48,606. Household income levels show a median of $81,359. The poverty rate stands at 5.29%.
Name | Median | Mean |
|---|---|---|
| Married Families | $131,875 | - |
| Families | $107,143 | $115,166 |
| Households | $81,359 | $98,005 |
| Non Families | $41,838 | $54,741 |
Average Income
Median Household Income
Poverty Rate