Mastic Beach CDP, New York Demographics & Population 2026

Population Overview

Mastic Beach CDP is a small city located in New York. The total population is 16,382. It ranks as the 117th most populous out of 1,287 cities and towns in New York.

Age Demographics

The median age in Mastic Beach CDP is 38.7 years. This is 2% lower than the state median of 39.6 years. With 29.4% of the population under 18, Mastic Beach CDP has a notably young demographic profile, suggesting a family-oriented community.

Economy, Income & Housing

The median household income in Mastic Beach CDP is $109,381. This is 29% higher than the state median of $84,578. Compared to the national median of $78,538, household income here is 39% higher. The poverty rate stands at 21.7%. This is 58% higher than the state poverty rate of 13.7%. With more than one in five residents living below the poverty line, economic hardship is a significant challenge for the community. The unemployment rate is 6.5%. This is 5% higher than the state rate of 6.2%. The median home value is $326,600. Housing costs are 19% lower than the state median of $403,000. The home-value-to-income ratio is 3.0x. 82.5% of occupied housing units are owner-occupied. This homeownership rate is 52% higher than the state average of 54.3%.

Race & Ethnicity

The largest racial or ethnic group in Mastic Beach CDP is White (non-Hispanic), making up 67.5% of the population. Hispanic or Latino residents account for 17.6%. The Black or African American population (6.7%) is well below the state average of 13.6%. The Asian population (2.4%) is well below the state average of 8.8%.

Education

21.5% of residents aged 25 and older hold a bachelor's degree or higher. This is 46% lower than the state rate of 39.6%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 86.4%.

Data Sources & Methodology

All demographic data for Mastic Beach CDP, New York is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against New York state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,287 Census-designated places in New York. For official data, visit data.census.gov.