Smithtown, NY Demographics

A map of Smithtown's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	18,947	20,966	77.7%	81.8%
Hispanic	3,030	2,484	12.4%	9.7%
Asian	1,102	1,007	4.5%	3.9%
Multiracial	867	690	3.6%	2.7%
Black	374	351	1.5%	1.4%
Native American/Other	55	131	0.2%	0.5%

Smithtown, New York has an estimated population of 24,375, a decrease from the 25,629 recorded in the 2020 Census. The population is 77.7% White, 12.4% Hispanic, 4.5% Asian, 3.6% Multiracial, 1.5% Black, and 0.2% Native American/Other. This demographic dot map shows the population of Smithtown, with one dot drawn for each person counted by the Census, color-coded by race.

Smithtown 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 Smithtown, that probability was 31.9% in 2020 and 37.7% in the most recent ACS estimates.

Smithtown is ranked the 67th 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). Smithtown was ranked the 66th most populous place in the 2020 Census.

Smithtown's White Population

18,947 residents of Smithtown, or 77.7% of the population, identify as White. The share of White residents in Smithtown is significantly higher than in New York overall, where 52.8% of the population is White. Smithtown ranks 777th statewide in terms of White residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Smithtown's White population has declined by an estimated 9.6%. White residents' share of Smithtown's population has decreased from 81.8% to 77.7%.

Smithtown is more White than neighboring Hauppauge (75.2% White), and Nesconset (74% White). Smithtown is less White than neighboring Village of the Branch (88.4% White), Kings Park (81.6% White), and Nissequogue (78.7% White).

Smithtown's Black Population

374 residents of Smithtown, or 1.5% of the population, identify as Black. The share of Black residents in Smithtown is considerably lower than in New York overall, where 13.4% of the population is Black. Smithtown ranks 669th statewide in terms of Black residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Smithtown's Black population has grown by an estimated 6.6%. Black residents' share of Smithtown's population has remained roughly unchanged at 1.5%.

Smithtown is more Black than neighboring Hauppauge (1.3% Black), Kings Park (0.7% Black), and Nissequogue (0.3% Black). Smithtown is less Black than neighboring Village of the Branch (2.2% Black), and Nesconset (3.6% Black).

Smithtown's Asian Population

1,102 residents of Smithtown, or 4.5% of the population, identify as Asian. The share of Asian residents in Smithtown is slightly lower than in New York overall, where 9% of the population is Asian. Smithtown ranks 304th statewide in terms of Asian residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Smithtown's Asian population has grown by an estimated 9.4%. Asian residents' share of Smithtown's population has increased from 3.9% to 4.5%.

Smithtown is more Asian than neighboring Village of the Branch (4.2% Asian), Kings Park (2.9% Asian), and Nissequogue (2.6% Asian). Smithtown is less Asian than neighboring Hauppauge (10% Asian), and Nesconset (7.2% Asian).

Smithtown's Hispanic Population

3,030 residents of Smithtown, or 12.4% of the population, identify as Hispanic. The share of Hispanic residents in Smithtown is lower than in New York overall, where 19.8% of the population is Hispanic. Smithtown ranks 380th statewide in terms of Hispanic residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Smithtown's Hispanic population has grown by an estimated 22.0%. Hispanic residents' share of Smithtown's population has increased from 9.7% to 12.4%.

Smithtown is more Hispanic than neighboring Village of the Branch (2.9% Hispanic), Hauppauge (9% Hispanic), Kings Park (11.2% Hispanic), and Nesconset (10.5% Hispanic). Smithtown is less Hispanic than neighboring Nissequogue (15.6% Hispanic).

Smithtown's Native American/Other Population

55 residents of Smithtown, or 0.2% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Smithtown is comparable to the share in New York overall, where 1.2% of the population is Native American/Other. Smithtown ranks 748th statewide in terms of Native American/Other residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Smithtown's Native American/Other population has declined by an estimated 58.0%. Native American/Other residents' share of Smithtown's population has remained roughly unchanged at 0.2%.

Smithtown is more Native American/Other than neighboring Village of the Branch (0% Native American/Other), Nissequogue (0% Native American/Other), and Nesconset (0% Native American/Other). Smithtown is less Native American/Other than neighboring Hauppauge (1.5% Native American/Other).

Smithtown's Multiracial Population

867 residents of Smithtown, or 3.6% of the population, identify as Multiracial. The share of Multiracial residents in Smithtown is comparable to the share in New York overall, where 3.8% of the population is Multiracial. Smithtown ranks 900th statewide in terms of Multiracial residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Smithtown's Multiracial population has grown by an estimated 25.7%. Multiracial residents' share of Smithtown's population has increased from 2.7% to 3.6%.

Smithtown is more Multiracial than neighboring Village of the Branch (2.4% Multiracial), Hauppauge (2.9% Multiracial), Kings Park (3.5% Multiracial), and Nissequogue (2.7% Multiracial). Smithtown is less Multiracial than neighboring Nesconset (4.7% 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.