Mastic Beach is a CDP located in Suffolk County, New York. Mastic Beach has a 2026 population of 17,179. Mastic Beach is currently growing at a rate of 1.57% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.
The median household income in Mastic Beach is $111,493 with a poverty rate of 21.21%. The median age in Mastic Beach is 35.9 years: 38.9 years for males, and 34.4 years for females. For every 100 females there are 79.2 males.
Data after 2023 is projected based on recent change
Overall: 35.9 years
Female: 34.4 years
Male: 38.9 years
There are 11,513 adults, (1,775 of whom are seniors) in Mastic Beach.
Female: 9,337 (55.8%)
Male: 7,398 (44.2%)
The racial composition of Mastic Beach includes 71.19% White, 13.33% Black or African American, 3.2% other race, and smaller percentages for Asian, Native American and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 11,914 | 71.19% |
| Black or African American | 2,231 | 13.33% |
| Two or more races | 1,551 | 9.27% |
| Other race | 536 | 3.2% |
| Asian | 500 | 2.99% |
| Native American | 3 | 0.02% |
Mastic Beach 's average per capita income is $61,352. Household income levels show a median of $111,493. The poverty rate stands at 21.21%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $130,417 | - |
| Families | $116,950 | $127,232 |
| Households | $111,493 | $116,190 |
| Non Families | $52,821 | $67,592 |
Average Income
Median Household Income
Poverty Rate