Mastic Beach, NY Demographics

A map of Mastic Beach's Population by Race

Mastic Beach, New York has an estimated population of 16,735, a large increase from the 14,199 recorded in the 2020 Census. The population is 62.4% White, 16.8% Hispanic, 12.6% Black, 5.3% Multiracial, 2.9% Asian, and 0.1% Native American/Other. This demographic dot map shows the population of Mastic Beach, with one dot drawn for each person counted by the Census, color-coded by race.

Mastic Beach has become less racially diverse since the 2020 Census. It is considerably less diverse than New York overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Mastic Beach, that probability was 59.9% in 2020 and 56.3% in the most recent ACS estimates.

Mastic Beach is ranked the 114th most populous place in New York, out of 1,291 places. This ranking is based on the Census definition of a place, which includes incorporated places like cities, towns, and villages, as well as unincorporated census-designated places (CDPs). Mastic Beach was ranked the 142nd most populous place in the 2020 Census.

Mastic Beach's White Population

10,439 residents of Mastic Beach, or 62.4% of the population, identify as White. The share of White residents in Mastic Beach is higher than in New York overall, where 52.8% of the population is White. Mastic Beach ranks 1159th statewide in terms of White residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Mastic Beach's White population has grown by an estimated 27.4%. White residents' share of Mastic Beach's population has increased from 57.7% to 62.4%.

Mastic Beach is more White than neighboring Mastic (61.2% White), and Shirley (54.8% White). Mastic Beach is less White than neighboring Moriches (78.6% White), Center Moriches (73.3% White), and Brookhaven (74.9% White).

Mastic Beach's Black Population

2,102 residents of Mastic Beach, or 12.6% of the population, identify as Black. The share of Black residents in Mastic Beach is comparable to the share in New York overall, where 13.4% of the population is Black. Mastic Beach ranks 91st statewide in terms of Black residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Mastic Beach's Black population has grown by an estimated 18.7%. Black residents' share of Mastic Beach's population has remained roughly unchanged at 12.6%.

Mastic Beach is more Black than neighboring Moriches (11.8% Black), Mastic (5.4% Black), Shirley (7.3% Black), Center Moriches (2.4% Black), and Brookhaven (10% Black).

Mastic Beach's Asian Population

487 residents of Mastic Beach, or 2.9% of the population, identify as Asian. The share of Asian residents in Mastic Beach is lower than in New York overall, where 9% of the population is Asian. Mastic Beach ranks 622nd statewide in terms of Asian residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Mastic Beach's Asian population has grown by an estimated 134.1%. Asian residents' share of Mastic Beach's population has increased from 1.5% to 2.9%.

Mastic Beach is more Asian than neighboring Moriches (0.3% Asian), Mastic (1.3% Asian), Center Moriches (1.7% Asian), and Brookhaven (0.2% Asian). Mastic Beach is less Asian than neighboring Shirley (4.2% Asian).

Mastic Beach's Hispanic Population

2,808 residents of Mastic Beach, or 16.8% of the population, identify as Hispanic. The share of Hispanic residents in Mastic Beach is slightly lower than in New York overall, where 19.8% of the population is Hispanic. Mastic Beach ranks 113th statewide in terms of Hispanic residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Mastic Beach's Hispanic population has declined by an estimated 11.1%. Hispanic residents' share of Mastic Beach's population has decreased from 22.3% to 16.8%.

Mastic Beach is more Hispanic than neighboring Moriches (6% Hispanic), and Brookhaven (11.9% Hispanic). Mastic Beach is less Hispanic than neighboring Mastic (29.6% Hispanic), Shirley (30.4% Hispanic), and Center Moriches (18.6% Hispanic).

Mastic Beach's Native American/Other Population

14 residents of Mastic Beach, or 0.1% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Mastic Beach is comparable to the share in New York overall, where 1.2% of the population is Native American/Other. Mastic Beach ranks 211th statewide in terms of Native American/Other residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Mastic Beach's Native American/Other population has declined by an estimated 91.3%. Native American/Other residents' share of Mastic Beach's population has decreased from 1.1% to 0.1%.

Mastic Beach is less Native American/Other than neighboring Moriches (0.4% Native American/Other), Shirley (0.2% Native American/Other), Center Moriches (1% Native American/Other), and Brookhaven (0.2% Native American/Other).

Mastic Beach's Multiracial Population

885 residents of Mastic Beach, or 5.3% of the population, identify as Multiracial. The share of Multiracial residents in Mastic Beach is comparable to the share in New York overall, where 3.8% of the population is Multiracial. Mastic Beach ranks 229th statewide in terms of Multiracial residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Mastic Beach's Multiracial population has grown by an estimated 25.5%. Multiracial residents' share of Mastic Beach's population has remained roughly unchanged at 5.3%.

Mastic Beach is more Multiracial than neighboring Moriches (2.9% Multiracial), Mastic (2.3% Multiracial), Shirley (3.1% Multiracial), Center Moriches (3% Multiracial), and Brookhaven (2.8% Multiracial).

Sources: Most recent population estimates are from the 2020-2024 American Community Survey 5-Year Estimates. 2020 population counts and map data are from 2020 Census State Redistricting Data. Geographic data are from Census TIGER/Line Shapefiles.