Westchester County Demographics

A map of Westchester County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	491,832	497,684	49.2%	49.5%
Hispanic	273,730	269,334	27.4%	26.8%
Black	126,675	131,010	12.7%	13.0%
Asian	61,515	64,907	6.2%	6.5%
Multiracial	33,102	31,704	3.3%	3.2%
Native American/Other	12,823	9,818	1.3%	1.0%

Westchester County, New York has an estimated population of 999,677, a less than 1% change from the 1,004,457 recorded in the 2020 Census. The population is 49.2% White, 27.4% Hispanic, 12.7% Black, 6.2% Asian, 3.3% Multiracial, and 1.3% Native American/Other. This demographic dot map shows the population of Westchester County, with one dot drawn for each person counted by the Census, color-coded by race.

Westchester is about as racially diverse as it was in the 2020 Census. It is slightly more 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 Westchester County, that probability was 66.0% in 2020 and 66.2% in the most recent ACS estimates.

Westchester County is ranked the 7th most populous county in New York, out of 62 counties. Westchester County was ranked the 7th most populous county in the 2020 Census.

Westchester County's White Population

491,832 residents of Westchester County, or 49.2% of the population, identify as White. The share of White residents in Westchester County is slightly lower than in New York overall, where 52.8% of the population is White. Westchester County ranks 58th statewide in terms of White residents as a share of the population, out of 62 counties.

Since the 2020 Census, Westchester County's White population has declined by an estimated 1.2%. White residents' share of Westchester County's population has remained roughly unchanged at 49.2%.

Westchester County is more White than neighboring Bronx County (8.7% White), and New York County (45.5% White). Westchester County is less White than neighboring Rockland County (59.7% White), Putnam County (70.9% White), and Bergen County (51.3% White).

Westchester County's Black Population

126,675 residents of Westchester County, or 12.7% of the population, identify as Black. The share of Black residents in Westchester County is comparable to the share in New York overall, where 13.4% of the population is Black. Westchester County ranks 6th statewide in terms of Black residents as a share of the population, out of 62 counties.

Since the 2020 Census, Westchester County's Black population has declined by an estimated 3.3%. Black residents' share of Westchester County's population has remained roughly unchanged at 12.7%.

Westchester County is more Black than neighboring Rockland County (10.2% Black), Putnam County (2.8% Black), Bergen County (5.4% Black), and New York County (12.5% Black). Westchester County is less Black than neighboring Bronx County (28.7% Black).

Westchester County's Asian Population

61,515 residents of Westchester County, or 6.2% of the population, identify as Asian. The share of Asian residents in Westchester County is slightly lower than in New York overall, where 9% of the population is Asian. Westchester County ranks 8th statewide in terms of Asian residents as a share of the population, out of 62 counties.

Since the 2020 Census, Westchester County's Asian population has declined by an estimated 5.2%. Asian residents' share of Westchester County's population has remained roughly unchanged at 6.2%.

Westchester County is more Asian than neighboring Rockland County (5.9% Asian), Putnam County (2.3% Asian), and Bronx County (4% Asian). Westchester County is less Asian than neighboring Bergen County (16.8% Asian), and New York County (12.4% Asian).

Westchester County's Hispanic Population

273,730 residents of Westchester County, or 27.4% of the population, identify as Hispanic. The share of Hispanic residents in Westchester County is higher than in New York overall, where 19.8% of the population is Hispanic. Westchester County ranks 3rd statewide in terms of Hispanic residents as a share of the population, out of 62 counties.

Since the 2020 Census, Westchester County's Hispanic population has grown by an estimated 1.6%. Hispanic residents' share of Westchester County's population has increased from 26.8% to 27.4%.

Westchester County is more Hispanic than neighboring Rockland County (20.6% Hispanic), Putnam County (20% Hispanic), Bergen County (22.7% Hispanic), and New York County (24.4% Hispanic). Westchester County is less Hispanic than neighboring Bronx County (55.1% Hispanic).

Westchester County's Native American/Other Population

12,823 residents of Westchester County, or 1.3% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Westchester County is comparable to the share in New York overall, where 1.2% of the population is Native American/Other. Westchester County ranks 15th statewide in terms of Native American/Other residents as a share of the population, out of 62 counties.

Since the 2020 Census, Westchester County's Native American/Other population has grown by an estimated 30.6%. Native American/Other residents' share of Westchester County's population has remained roughly unchanged at 1.3%.

Westchester County is more Native American/Other than neighboring Rockland County (1.2% Native American/Other), Putnam County (1% Native American/Other), Bergen County (0.9% Native American/Other), and New York County (1.1% Native American/Other).

Westchester County's Multiracial Population

33,102 residents of Westchester County, or 3.3% of the population, identify as Multiracial. The share of Multiracial residents in Westchester County is comparable to the share in New York overall, where 3.8% of the population is Multiracial. Westchester County ranks 54th statewide in terms of Multiracial residents as a share of the population, out of 62 counties.

Since the 2020 Census, Westchester County's Multiracial population has grown by an estimated 4.4%. Multiracial residents' share of Westchester County's population has remained roughly unchanged at 3.3%.

Westchester County is more Multiracial than neighboring Rockland County (2.4% Multiracial), Putnam County (3% Multiracial), Bronx County (2.2% Multiracial), and Bergen County (2.9% Multiracial). Westchester County is less Multiracial than neighboring New York County (4% 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.