Selden, NY Demographics

A map of Selden's Population by Race

Selden, New York has an estimated population of 21,604, a slight increase from the 21,262 recorded in the 2020 Census. The population is 59.4% White, 25.6% Hispanic, 6.9% Asian, 3.8% Multiracial, 3.1% Black, and 1.2% Native American/Other. This demographic dot map shows the population of Selden, with one dot drawn for each person counted by the Census, color-coded by race.

Selden has become considerably 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 Selden, that probability was 52.0% in 2020 and 57.4% in the most recent ACS estimates.

Selden is ranked the 75th 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). Selden was ranked the 77th most populous place in the 2020 Census.

Selden's White Population

12,841 residents of Selden, or 59.4% of the population, identify as White. The share of White residents in Selden is higher than in New York overall, where 52.8% of the population is White. Selden ranks 1080th statewide in terms of White residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Selden's White population has declined by an estimated 8.4%. White residents' share of Selden's population has decreased from 65.9% to 59.4%.

Selden is more White than neighboring Coram (56.3% White), and Port Jefferson Station (58.1% White). Selden is less White than neighboring Farmingville (62.7% White), Centereach (66.9% White), and Terryville (68.2% White).

Selden's Black Population

668 residents of Selden, or 3.1% of the population, identify as Black. The share of Black residents in Selden is considerably lower than in New York overall, where 13.4% of the population is Black. Selden ranks 293rd statewide in terms of Black residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Selden's Black population has declined by an estimated 24.5%. Black residents' share of Selden's population has decreased from 4.2% to 3.1%.

Selden is less Black than neighboring Farmingville (4.5% Black), Centereach (4.4% Black), Terryville (4.6% Black), Coram (12.6% Black), and Port Jefferson Station (3.2% Black).

Selden's Asian Population

1,484 residents of Selden, or 6.9% of the population, identify as Asian. The share of Asian residents in Selden is slightly lower than in New York overall, where 9% of the population is Asian. Selden ranks 171st statewide in terms of Asian residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Selden's Asian population has remained roughly the same. Asian residents' share of Selden's population has remained roughly unchanged at 6.9%.

Selden is more Asian than neighboring Farmingville (5.9% Asian), Terryville (2.6% Asian), Coram (3.7% Asian), and Port Jefferson Station (4.7% Asian). Selden is less Asian than neighboring Centereach (8.4% Asian).

Selden's Hispanic Population

5,534 residents of Selden, or 25.6% of the population, identify as Hispanic. The share of Hispanic residents in Selden is higher than in New York overall, where 19.8% of the population is Hispanic. Selden ranks 140th statewide in terms of Hispanic residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Selden's Hispanic population has grown by an estimated 34.0%. Hispanic residents' share of Selden's population has increased from 19.4% to 25.6%.

Selden is more Hispanic than neighboring Farmingville (19.9% Hispanic), Centereach (17.3% Hispanic), Terryville (21.9% Hispanic), and Coram (18.7% Hispanic). Selden is less Hispanic than neighboring Port Jefferson Station (31.5% Hispanic).

Selden's Native American/Other Population

249 residents of Selden, or 1.2% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Selden is comparable to the share in New York overall, where 1.2% of the population is Native American/Other. Selden ranks 485th statewide in terms of Native American/Other residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Selden's Native American/Other population has grown by an estimated 58.6%. Native American/Other residents' share of Selden's population has increased from 0.7% to 1.2%.

Selden is more Native American/Other than neighboring Centereach (0.7% Native American/Other), Coram (0.9% Native American/Other), and Port Jefferson Station (0% Native American/Other). Selden is less Native American/Other than neighboring Farmingville (1.3% Native American/Other).

Selden's Multiracial Population

828 residents of Selden, or 3.8% of the population, identify as Multiracial. The share of Multiracial residents in Selden is comparable to the share in New York overall, where 3.8% of the population is Multiracial. Selden ranks 873rd statewide in terms of Multiracial residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Selden's Multiracial population has grown by an estimated 42.0%. Multiracial residents' share of Selden's population has increased from 2.7% to 3.8%.

Selden is more Multiracial than neighboring Centereach (2.3% Multiracial), Terryville (1.5% Multiracial), and Port Jefferson Station (2.6% Multiracial). Selden is less Multiracial than neighboring Farmingville (5.7% Multiracial), and Coram (7.8% 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.