Nassau County, New York Voting-age Population By Race and Ethnicity from Census 2020

Updated on August 29, 2023.

According to the data from the US 2020 decennial Census, in April 2020, the 1.10M voting-age population of Nassau County, NY residents comprised of 184.33K residents who identified as Hispanic or Latino (16.77%), and 914.56K residents who identified as Non-Hispanic (83.23%).

Race: The White Alone voting-age population was the largest racial group in Nassau County, NY, with a voting-age population of 666.48K (60.65%). The Asian Alone voting-age population was the second largest racial group in Nassau County, NY, with a voting-age population of 124.34K (11.32%). The Black or African American Alone voting-age population was the third largest racial group in Nassau County, NY, with a voting-age population of 121.16K (11.03%). The smallest racial group in Nassau County, NY was Native Hawaiian And Pacific Islander Alone with a voting-age population of 316 (0.03%).

Ethnicity: The Non-Hispanic - White Alone voting-age population was the largest ethnic group in Nassau County, NY, with a voting-age population of 641.17K (58.35%). The Non-Hispanic - Asian Alone voting-age population was the second largest ethnic group in Nassau County, NY, with a voting-age population of 123.75K (11.26%). The Non-Hispanic - Black Alone voting-age population was the third largest ethnic group in Nassau County, NY, with a voting-age population of 117.22K (10.67%). The smallest ethnic group in Nassau County, NY was Hispanic - Native Hawaiian & Pac. Islander with a voting-age population of 96 (0.01%).

The charts and tables below shows the voting-age population and percentage of each racial group and ethnicity group in Nassau County, 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.

Nassau County, NY Voting-age Hispanics and Non Hispanics Population in Census 2020
Total Voting-age Population:
Nassau County, NY Voting-age Racial Groups in Census 2020
Total Voting-age Population:
Nassau County, NY Voting-age Ethnicity Groups in Census 2020
Total Voting-age Population:
Nassau County, NY Voting-age Population of Racial Groups in Census 2020
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Race Voting-age Population % of County Voting-age Population
Black or African American Alone 121161 11.03
White Alone 666482 60.65
American Indian and Alaska Native Alone 4653 0.42
Asian Alone 124344 11.32
Native Hawaiian And Pacific Islander Alone 316 0.03
Some Other Race Alone 99761 9.08
Two Or More Races 82167 7.48
Nassau County, NY Voting-age Population of Ethnicity Groups in Census 2020
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Ethnicity Voting-age Population % of County Voting-age Population
Non-Hispanic - White Alone 641172 58.35
Non-Hispanic - Asian Alone 123754 11.26
Non-Hispanic - Black Alone 117222 10.67
Hispanic - Some Other Race Alone 91679 8.34
Hispanic - Two or More Races 59265 5.39
Hispanic - White Alone 25310 2.30
Non-Hispanic - Two or More Races 22902 2.08
Non-Hispanic - Some Other Race Alone 8082 0.74
Hispanic - Black Alone 3939 0.36
Hispanic - American Indian & Alaska Native 3446 0.31
Non-Hispanic - American Indian & Alaska Native 1207 0.11
Hispanic - Asian Alone 590 0.05
Non-Hispanic - Native Hawaiian & Pac. Islander 220 0.02
Hispanic - Native Hawaiian & Pac. Islander 96 0.01