Port Washington is a CDP located in Nassau County, New York. Port Washington has a 2025 population of 17,307 . Port Washington is currently growing at a rate of 0.56% annually and its population has increased by 6.62% since the most recent census, which recorded a population of 16,232 in 2020.
The average household income in Port Washington is $249,834 with a poverty rate of 3.33%. The median age in Port Washington is 42.3 years: 40.3 years for males, and 45.4 years for females. For every 100 females there are 100.9 males.
Data after 2023 is projected based on recent change
The racial composition of Port Washington includes 70.04% White, 10.53% Asian, 7.95% other race, and smaller percentages for Black or African American, Native American and multiracial populations.
White (70.04%)
Asian (10.53%)
Two or more races (9.33%)
Other race (7.95%)
Black or African American (2.01%)
Native American (0.13%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 12,336 | 70.04% |
| Asian | 1,855 | 10.53% |
| Two or more races | 1,644 | 9.33% |
| Other race | 1,401 | 7.95% |
| Black or African American | 354 | 2.01% |
| Native American | 23 | 0.13% |
Married
Widowed
Divorced
Separated
Never Married
Port Washington's average per capita income is $93,252. Household income levels show a median of $183,964. The poverty rate stands at 3.33%.
Name | Median | Mean |
|---|---|---|
| Married Families | $239,919 | - |
| Families | $222,500 | $288,313 |
| Households | $183,964 | $249,834 |
| Non Families | $66,125 | $107,248 |
Average Income
Median Household Income
Poverty Rate