Armonk, NY Demographics

A map of Armonk's Population by Race

Armonk, New York has an estimated population of 4,429, a slight decrease from the 4,495 recorded in the 2020 Census. The population is 65.0% White, 17.8% Hispanic, 6.8% Asian, 3.7% Multiracial, 3.4% Native American/Other, and 3.3% Black. This demographic dot map shows the population of Armonk, with one dot drawn for each person counted by the Census, color-coded by race.

Armonk 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 Armonk, that probability was 29.7% in 2020 and 53.7% in the most recent ACS estimates.

Armonk is ranked the 390th 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). Armonk was ranked the 390th most populous place in the 2020 Census.

Armonk's White Population

2,880 residents of Armonk, or 65.0% of the population, identify as White. The share of White residents in Armonk is considerably higher than in New York overall, where 52.8% of the population is White. Armonk ranks 732nd statewide in terms of White residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Armonk's White population has declined by an estimated 23.1%. White residents' share of Armonk's population has decreased from 83.3% to 65.0%.

Armonk is more White than neighboring Chappaqua (59.5% White), and Mount Kisco (58.3% White). Armonk is less White than neighboring Thornwood (80.8% White), Pleasantville (79.9% White), and Valhalla (69.3% White).

Armonk's Black Population

146 residents of Armonk, or 3.3% of the population, identify as Black. The share of Black residents in Armonk is considerably lower than in New York overall, where 13.4% of the population is Black. Armonk ranks 902nd statewide in terms of Black residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Armonk's Black population has grown by an estimated 371.0%. Black residents' share of Armonk's population has increased from 0.7% to 3.3%.

Armonk is more Black than neighboring Chappaqua (1.2% Black), Thornwood (0.9% Black), Pleasantville (1.6% Black), and Valhalla (1.9% Black). Armonk is less Black than neighboring Mount Kisco (7.1% Black).

Armonk's Asian Population

301 residents of Armonk, or 6.8% of the population, identify as Asian. The share of Asian residents in Armonk is slightly lower than in New York overall, where 9% of the population is Asian. Armonk ranks 161st statewide in terms of Asian residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Armonk's Asian population has declined by an estimated 8.5%. Asian residents' share of Armonk's population has decreased from 7.3% to 6.8%.

Armonk is more Asian than neighboring Thornwood (2% Asian), Pleasantville (0.9% Asian), Mount Kisco (3.9% Asian), and Valhalla (5.1% Asian). Armonk is less Asian than neighboring Chappaqua (18.7% Asian).

Armonk's Hispanic Population

788 residents of Armonk, or 17.8% of the population, identify as Hispanic. The share of Hispanic residents in Armonk is comparable to the share in New York overall, where 19.8% of the population is Hispanic. Armonk ranks 583rd statewide in terms of Hispanic residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Armonk's Hispanic population has grown by an estimated 210.2%. Hispanic residents' share of Armonk's population has increased from 5.7% to 17.8%.

Armonk is more Hispanic than neighboring Chappaqua (14.8% Hispanic), Thornwood (11.3% Hispanic), and Pleasantville (15.9% Hispanic). Armonk is less Hispanic than neighboring Mount Kisco (27.2% Hispanic), and Valhalla (21.8% Hispanic).

Armonk's Native American/Other Population

149 residents of Armonk, or 3.4% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Armonk is slightly higher than in New York overall, where 1.2% of the population is Native American/Other. Armonk ranks 866th statewide in terms of Native American/Other residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Armonk's Native American/Other population has grown by an estimated 684.2%. Native American/Other residents' share of Armonk's population has increased from 0.4% to 3.4%.

Armonk is more Native American/Other than neighboring Chappaqua (0.6% Native American/Other), Thornwood (0% Native American/Other), Pleasantville (0.5% Native American/Other), Mount Kisco (1.4% Native American/Other), and Valhalla (1.1% Native American/Other).

Armonk's Multiracial Population

165 residents of Armonk, or 3.7% of the population, identify as Multiracial. The share of Multiracial residents in Armonk is comparable to the share in New York overall, where 3.8% of the population is Multiracial. Armonk ranks 934th statewide in terms of Multiracial residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Armonk's Multiracial population has grown by an estimated 41.0%. Multiracial residents' share of Armonk's population has increased from 2.6% to 3.7%.

Armonk is more Multiracial than neighboring Pleasantville (1.2% Multiracial), Mount Kisco (2.1% Multiracial), and Valhalla (0.8% Multiracial). Armonk is less Multiracial than neighboring Chappaqua (5.2% Multiracial), and Thornwood (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.