Mastic, NY Demographics

A map of Mastic's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	9,614	8,191	61.2%	53.2%
Hispanic	4,655	4,605	29.6%	29.9%
Black	846	1,440	5.4%	9.3%
Multiracial	368	601	2.3%	3.9%
Asian	210	390	1.3%	2.5%
Native American/Other	15	177	0.1%	1.1%

Mastic, New York has an estimated population of 15,708, a slight increase from the 15,404 recorded in the 2020 Census. The population is 61.2% White, 29.6% Hispanic, 5.4% Black, 2.3% Multiracial, 1.3% Asian, and 0.1% Native American/Other. This demographic dot map shows the population of Mastic, with one dot drawn for each person counted by the Census, color-coded by race.

Mastic has become considerably 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, that probability was 61.7% in 2020 and 53.4% in the most recent ACS estimates.

Mastic is ranked the 123rd 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 was ranked the 126th most populous place in the 2020 Census.

Mastic's White Population

9,614 residents of Mastic, or 61.2% of the population, identify as White. The share of White residents in Mastic is higher than in New York overall, where 52.8% of the population is White. Mastic ranks 1189th statewide in terms of White residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Mastic's White population has grown by an estimated 17.4%. White residents' share of Mastic's population has increased from 53.2% to 61.2%.

Mastic is more White than neighboring Shirley (54.8% White). Mastic is less White than neighboring Moriches (78.6% White), Mastic Beach (62.4% White), Center Moriches (73.3% White), and Brookhaven (74.9% White).

Mastic's Black Population

846 residents of Mastic, or 5.4% of the population, identify as Black. The share of Black residents in Mastic is lower than in New York overall, where 13.4% of the population is Black. Mastic ranks 135th statewide in terms of Black residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Mastic's Black population has declined by an estimated 41.3%. Black residents' share of Mastic's population has decreased from 9.3% to 5.4%.

Mastic is more Black than neighboring Center Moriches (2.4% Black). Mastic is less Black than neighboring Moriches (11.8% Black), Shirley (7.3% Black), Mastic Beach (12.6% Black), and Brookhaven (10% Black).

Mastic's Asian Population

210 residents of Mastic, or 1.3% of the population, identify as Asian. The share of Asian residents in Mastic is lower than in New York overall, where 9% of the population is Asian. Mastic ranks 422nd statewide in terms of Asian residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Mastic's Asian population has declined by an estimated 46.2%. Asian residents' share of Mastic's population has decreased from 2.5% to 1.3%.

Mastic is more Asian than neighboring Moriches (0.3% Asian), and Brookhaven (0.2% Asian). Mastic is less Asian than neighboring Shirley (4.2% Asian), Mastic Beach (2.9% Asian), and Center Moriches (1.7% Asian).

Mastic's Hispanic Population

4,655 residents of Mastic, or 29.6% of the population, identify as Hispanic. The share of Hispanic residents in Mastic is higher than in New York overall, where 19.8% of the population is Hispanic. Mastic ranks 63rd statewide in terms of Hispanic residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Mastic's Hispanic population has grown by an estimated 1.1%. Hispanic residents' share of Mastic's population has remained roughly unchanged at 29.6%.

Mastic is more Hispanic than neighboring Moriches (6% Hispanic), Mastic Beach (16.8% Hispanic), Center Moriches (18.6% Hispanic), and Brookhaven (11.9% Hispanic). Mastic is less Hispanic than neighboring Shirley (30.4% Hispanic).

Mastic's Native American/Other Population

15 residents of Mastic, 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 is comparable to the share in New York overall, where 1.2% of the population is Native American/Other. Mastic ranks 208th statewide in terms of Native American/Other residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Mastic's Native American/Other population has declined by an estimated 91.5%. Native American/Other residents' share of Mastic's population has decreased from 1.1% to 0.1%.

Mastic 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's Multiracial Population

368 residents of Mastic, or 2.3% of the population, identify as Multiracial. The share of Multiracial residents in Mastic is comparable to the share in New York overall, where 3.8% of the population is Multiracial. Mastic ranks 484th statewide in terms of Multiracial residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Mastic's Multiracial population has declined by an estimated 38.8%. Multiracial residents' share of Mastic's population has decreased from 3.9% to 2.3%.

Mastic is less Multiracial than neighboring Moriches (2.9% Multiracial), Shirley (3.1% Multiracial), Mastic Beach (5.3% 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.