Old Westbury, NY Demographics

A map of Old Westbury's Population by Race

Old Westbury, New York has an estimated population of 4,241, a slight decrease from the 4,289 recorded in the 2020 Census. The population is 73.4% White, 13.4% Asian, 5.6% Hispanic, 4.7% Black, 2.9% Multiracial, and 0.0% Native American/Other. This demographic dot map shows the population of Old Westbury, with one dot drawn for each person counted by the Census, color-coded by race.

Old Westbury 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 Old Westbury, that probability was 65.1% in 2020 and 43.7% in the most recent ACS estimates.

Old Westbury is ranked the 396th 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). Old Westbury was ranked the 401st most populous place in the 2020 Census.

Old Westbury's White Population

3,112 residents of Old Westbury, or 73.4% of the population, identify as White. The share of White residents in Old Westbury is significantly higher than in New York overall, where 52.8% of the population is White. Old Westbury ranks 1197th statewide in terms of White residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Old Westbury's White population has grown by an estimated 39.3%. White residents' share of Old Westbury's population has increased from 52.1% to 73.4%.

Old Westbury is more White than neighboring Westbury (34.2% White), Brookville (68.8% White), Greenvale (72.1% White), and Carle Place (72.9% White). Old Westbury is less White than neighboring East Hills (77.9% White).

Old Westbury's Black Population

200 residents of Old Westbury, or 4.7% of the population, identify as Black. The share of Black residents in Old Westbury is lower than in New York overall, where 13.4% of the population is Black. Old Westbury ranks 76th statewide in terms of Black residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Old Westbury's Black population has declined by an estimated 65.9%. Black residents' share of Old Westbury's population has decreased from 13.7% to 4.7%.

Old Westbury is more Black than neighboring East Hills (0.6% Black), Greenvale (0% Black), and Carle Place (1.1% Black). Old Westbury is less Black than neighboring Westbury (16.2% Black), and Brookville (5.2% Black).

Old Westbury's Asian Population

568 residents of Old Westbury, or 13.4% of the population, identify as Asian. The share of Asian residents in Old Westbury is slightly higher than in New York overall, where 9% of the population is Asian. Old Westbury ranks 28th statewide in terms of Asian residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Old Westbury's Asian population has declined by an estimated 41.9%. Asian residents' share of Old Westbury's population has decreased from 22.8% to 13.4%.

Old Westbury is more Asian than neighboring Westbury (10.2% Asian), East Hills (11.5% Asian), Brookville (13.1% Asian), and Carle Place (11.9% Asian). Old Westbury is less Asian than neighboring Greenvale (17% Asian).

Old Westbury's Hispanic Population

236 residents of Old Westbury, or 5.6% of the population, identify as Hispanic. The share of Hispanic residents in Old Westbury is considerably lower than in New York overall, where 19.8% of the population is Hispanic. Old Westbury ranks 485th statewide in terms of Hispanic residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Old Westbury's Hispanic population has declined by an estimated 25.8%. Hispanic residents' share of Old Westbury's population has decreased from 7.4% to 5.6%.

Old Westbury is less Hispanic than neighboring Westbury (34.4% Hispanic), East Hills (8.2% Hispanic), Brookville (7.4% Hispanic), Greenvale (9.3% Hispanic), and Carle Place (11.2% Hispanic).

Old Westbury's Native American/Other Population

0 residents of Old Westbury, or 0.0% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Old Westbury is comparable to the share in New York overall, where 1.2% of the population is Native American/Other. Old Westbury ranks 639th statewide in terms of Native American/Other residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Old Westbury's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Old Westbury's population has decreased from 0.6% to 0.0%.

Old Westbury is less Native American/Other than neighboring Westbury (0.5% Native American/Other), East Hills (0.2% Native American/Other), Brookville (2.8% Native American/Other), and Carle Place (0.8% Native American/Other).

Old Westbury's Multiracial Population

125 residents of Old Westbury, or 2.9% of the population, identify as Multiracial. The share of Multiracial residents in Old Westbury is comparable to the share in New York overall, where 3.8% of the population is Multiracial. Old Westbury ranks 622nd statewide in terms of Multiracial residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Old Westbury's Multiracial population has declined by an estimated 15.5%. Multiracial residents' share of Old Westbury's population has decreased from 3.5% to 2.9%.

Old Westbury is more Multiracial than neighboring East Hills (1.6% Multiracial), Brookville (2.6% Multiracial), Greenvale (1.6% Multiracial), and Carle Place (2.1% Multiracial). Old Westbury is less Multiracial than neighboring Westbury (4.5% 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.