Onondaga, New York Census 2020 Population By Race and Ethnicity

Updated on February 22, 2026.

According to the data from the US 2020 decennial Census, in April 2020, the 476.52K population of Onondaga, NY residents comprised of 26.57K residents who identified as Hispanic or Latino (5.58%), and 449.94K residents who identified as Non-Hispanic (94.42%).

Race: The White Alone population was the largest racial group in Onondaga, NY, with a population of 353.23K (74.13%). The Black or African American Alone population was the second largest racial group in Onondaga, NY, with a population of 56.95K (11.95%). The Two Or More Races population was the third largest racial group in Onondaga, NY, with a population of 32.69K (6.86%). The smallest racial group in Onondaga, NY was Native Hawaiian And Pacific Islander Alone with a population of 138 (0.03%).

Ethnicity: The Non-Hispanic - White Alone population was the largest ethnic group in Onondaga, NY, with a population of 347.29K (72.88%). The Non-Hispanic - Black Alone population was the second largest ethnic group in Onondaga, NY, with a population of 54.41K (11.42%). The Non-Hispanic - Two or More Races population was the third largest ethnic group in Onondaga, NY, with a population of 23.12K (4.85%). The smallest ethnic group in Onondaga, NY was Hispanic - Native Hawaiian & Pac. Islander with a population of 32 (0.01%).

The charts and tables below shows the population and percentage of each racial group and ethnicity group in Onondaga, New York from the 2020 decennial census.

You can see similar information for other New York counties and also for the state of New York.

Onondaga, NY Hispanics and Non Hispanics Population in Census 2020
Total Population:
Onondaga, NY Racial Groups in Census 2020
Total Population:
Onondaga, NY Ethnicity Groups in Census 2020
Total Population:
Onondaga, NY Population of Racial Groups in Census 2020
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Race Population % of County Population
Black or African American Alone 56947 11.95
White Alone 353232 74.13
American Indian and Alaska Native Alone 3364 0.71
Asian Alone 20235 4.25
Native Hawaiian And Pacific Islander Alone 138 0.03
Some Other Race Alone 9913 2.08
Two Or More Races 32687 6.86
Onondaga, NY Population of Ethnicity Groups in Census 2020
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Ethnicity Population % of County Population
Non-Hispanic - White Alone 347290 72.88
Non-Hispanic - Black Alone 54410 11.42
Non-Hispanic - Two or More Races 23124 4.85
Non-Hispanic - Asian Alone 20119 4.22
Hispanic - Two or More Races 9563 2.01
Hispanic - Some Other Race Alone 7958 1.67
Hispanic - White Alone 5942 1.25
Non-Hispanic - American Indian & Alaska Native 2940 0.62
Hispanic - Black Alone 2537 0.53
Non-Hispanic - Some Other Race Alone 1955 0.41
Hispanic - American Indian & Alaska Native 424 0.09
Hispanic - Asian Alone 116 0.02
Non-Hispanic - Native Hawaiian & Pac. Islander 106 0.02
Hispanic - Native Hawaiian & Pac. Islander 32 0.01