Ontario, NY Demographics

A map of Ontario's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	1,727	1,978	84.5%	89.3%
Multiracial	167	107	8.2%	4.8%
Black	90	42	4.4%	1.9%
Hispanic	60	62	2.9%	2.8%
Asian	0	8	0.0%	0.4%
Native American/Other	0	18	0.0%	0.8%

Ontario, New York has an estimated population of 2,044, a decrease from the 2,215 recorded in the 2020 Census. The population is 84.5% White, 8.2% Multiracial, 4.4% Black, 2.9% Hispanic, 0.0% Asian, and 0.0% Native American/Other. This demographic dot map shows the population of Ontario, with one dot drawn for each person counted by the Census, color-coded by race.

Ontario 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 Ontario, that probability was 19.9% in 2020 and 27.7% in the most recent ACS estimates.

Ontario is ranked the 617th 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). Ontario was ranked the 592nd most populous place in the 2020 Census.

Ontario's White Population

1,727 residents of Ontario, or 84.5% of the population, identify as White. The share of White residents in Ontario is significantly higher than in New York overall, where 52.8% of the population is White. Ontario ranks 481st statewide in terms of White residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Ontario's White population has declined by an estimated 12.7%. White residents' share of Ontario's population has decreased from 89.3% to 84.5%.

Ontario is less White than neighboring Walworth (93.2% White), Williamson (85% White), Gananda (85.7% White), Pultneyville (90.1% White), and Marion (97.1% White).

Ontario's Black Population

90 residents of Ontario, or 4.4% of the population, identify as Black. The share of Black residents in Ontario is lower than in New York overall, where 13.4% of the population is Black. Ontario ranks 540th statewide in terms of Black residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Ontario's Black population has grown by an estimated 114.3%. Black residents' share of Ontario's population has increased from 1.9% to 4.4%.

Ontario is more Black than neighboring Walworth (0% Black), Williamson (2.7% Black), Gananda (1.8% Black), Pultneyville (0% Black), and Marion (0.2% Black).

Ontario's Asian Population

0 residents of Ontario, or 0.0% of the population, identify as Asian. The share of Asian residents in Ontario is lower than in New York overall, where 9% of the population is Asian. Ontario ranks 1030th statewide in terms of Asian residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Ontario's Asian population has declined by an estimated 100.0%. Asian residents' share of Ontario's population has remained roughly unchanged at 0.0%.

Ontario is less Asian than neighboring Walworth (1.2% Asian), and Gananda (3.2% Asian).

Ontario's Hispanic Population

60 residents of Ontario, or 2.9% of the population, identify as Hispanic. The share of Hispanic residents in Ontario is significantly lower than in New York overall, where 19.8% of the population is Hispanic. Ontario ranks 893rd statewide in terms of Hispanic residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Ontario's Hispanic population has declined by an estimated 3.2%. Hispanic residents' share of Ontario's population has remained roughly unchanged at 2.9%.

Ontario is more Hispanic than neighboring Walworth (0% Hispanic), Gananda (1.3% Hispanic), Pultneyville (0% Hispanic), and Marion (0.9% Hispanic). Ontario is less Hispanic than neighboring Williamson (8% Hispanic).

Ontario's Native American/Other Population

0 residents of Ontario, 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 Ontario is comparable to the share in New York overall, where 1.2% of the population is Native American/Other. Ontario ranks 414th statewide in terms of Native American/Other residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Ontario's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Ontario's population has decreased from 0.8% to 0.0%.

Ontario is less Native American/Other than neighboring Walworth (2.6% Native American/Other), Gananda (0.4% Native American/Other), and Marion (1% Native American/Other).

Ontario's Multiracial Population

167 residents of Ontario, or 8.2% of the population, identify as Multiracial. The share of Multiracial residents in Ontario is slightly higher than in New York overall, where 3.8% of the population is Multiracial. Ontario ranks 257th statewide in terms of Multiracial residents as a share of the population, out of 1,291 places.

Since the 2020 Census, Ontario's Multiracial population has grown by an estimated 56.1%. Multiracial residents' share of Ontario's population has increased from 4.8% to 8.2%.

Ontario is more Multiracial than neighboring Walworth (2.9% Multiracial), Williamson (4.2% Multiracial), Gananda (7.6% Multiracial), and Marion (0.8% Multiracial). Ontario is less Multiracial than neighboring Pultneyville (9.9% 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.