Centereach, NY Demographics

A map of Centereach's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	21,285	21,175	66.9%	68.4%
Hispanic	5,513	5,147	17.3%	16.6%
Asian	2,687	2,658	8.4%	8.6%
Black	1,404	964	4.4%	3.1%
Multiracial	728	859	2.3%	2.8%
Native American/Other	222	177	0.7%	0.6%

Centereach, New York has an estimated population of 31,839, a slight increase from the 30,980 recorded in the 2020 Census. The population is 66.9% White, 17.3% Hispanic, 8.4% Asian, 4.4% Black, 2.3% Multiracial, and 0.7% Native American/Other. This demographic dot map shows the population of Centereach, with one dot drawn for each person counted by the Census, color-coded by race.

Centereach has become more 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 Centereach, that probability was 49.6% in 2020 and 51.3% in the most recent ACS estimates.

Centereach is ranked the 40th 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). Centereach was ranked the 44th most populous place in the 2020 Census.

Centereach's White Population

21,285 residents of Centereach, or 66.9% of the population, identify as White. The share of White residents in Centereach is considerably higher than in New York overall, where 52.8% of the population is White. Centereach ranks 1050th statewide in terms of White residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Centereach's White population has remained roughly the same. White residents' share of Centereach's population has decreased from 68.4% to 66.9%.

Centereach is more White than neighboring Selden (59.4% White), and Farmingville (62.7% White). Centereach is less White than neighboring Lake Grove (71.4% White), Lake Ronkonkoma (68.5% White), and Terryville (68.2% White).

Centereach's Black Population

1,404 residents of Centereach, or 4.4% of the population, identify as Black. The share of Black residents in Centereach is lower than in New York overall, where 13.4% of the population is Black. Centereach ranks 368th statewide in terms of Black residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Centereach's Black population has grown by an estimated 45.6%. Black residents' share of Centereach's population has increased from 3.1% to 4.4%.

Centereach is more Black than neighboring Selden (3.1% Black), Lake Grove (1.4% Black), and Lake Ronkonkoma (3.4% Black). Centereach is less Black than neighboring Farmingville (4.5% Black), and Terryville (4.6% Black).

Centereach's Asian Population

2,687 residents of Centereach, or 8.4% of the population, identify as Asian. The share of Asian residents in Centereach is comparable to the share in New York overall, where 9% of the population is Asian. Centereach ranks 132nd statewide in terms of Asian residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Centereach's Asian population has grown by an estimated 1.1%. Asian residents' share of Centereach's population has remained roughly unchanged at 8.4%.

Centereach is more Asian than neighboring Selden (6.9% Asian), Farmingville (5.9% Asian), and Terryville (2.6% Asian). Centereach is less Asian than neighboring Lake Grove (11% Asian), and Lake Ronkonkoma (9% Asian).

Centereach's Hispanic Population

5,513 residents of Centereach, or 17.3% of the population, identify as Hispanic. The share of Hispanic residents in Centereach is slightly lower than in New York overall, where 19.8% of the population is Hispanic. Centereach ranks 187th statewide in terms of Hispanic residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Centereach's Hispanic population has grown by an estimated 7.1%. Hispanic residents' share of Centereach's population has increased from 16.6% to 17.3%.

Centereach is more Hispanic than neighboring Lake Grove (11.7% Hispanic), and Lake Ronkonkoma (14.8% Hispanic). Centereach is less Hispanic than neighboring Selden (25.6% Hispanic), Farmingville (19.9% Hispanic), and Terryville (21.9% Hispanic).

Centereach's Native American/Other Population

222 residents of Centereach, or 0.7% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Centereach is comparable to the share in New York overall, where 1.2% of the population is Native American/Other. Centereach ranks 683rd statewide in terms of Native American/Other residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Centereach's Native American/Other population has grown by an estimated 25.4%. Native American/Other residents' share of Centereach's population has remained roughly unchanged at 0.7%.

Centereach is more Native American/Other than neighboring Lake Ronkonkoma (0.1% Native American/Other). Centereach is less Native American/Other than neighboring Selden (1.2% Native American/Other), Lake Grove (1% Native American/Other), Farmingville (1.3% Native American/Other), and Terryville (1.2% Native American/Other).

Centereach's Multiracial Population

728 residents of Centereach, or 2.3% of the population, identify as Multiracial. The share of Multiracial residents in Centereach is comparable to the share in New York overall, where 3.8% of the population is Multiracial. Centereach ranks 866th statewide in terms of Multiracial residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Centereach's Multiracial population has declined by an estimated 15.3%. Multiracial residents' share of Centereach's population has decreased from 2.8% to 2.3%.

Centereach is more Multiracial than neighboring Terryville (1.5% Multiracial). Centereach is less Multiracial than neighboring Selden (3.8% Multiracial), Lake Grove (3.5% Multiracial), Lake Ronkonkoma (4.2% Multiracial), and Farmingville (5.7% 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.