Stony Brook Cdp, New York Census 2020 Voting-age Population By Race and Ethnicity

Updated on February 22, 2026.

According to the data from the US 2020 decennial Census, in April 2020, the 10.93K voting-age population of Stony Brook Cdp, NY residents comprised of 574 residents who identified as Hispanic or Latino (5.25%), and 10.35K residents who identified as Non-Hispanic (94.75%).

Race: The White Alone voting-age population was the largest racial group in Stony Brook Cdp, NY, with a voting-age population of 8.69K (79.51%). The Asian Alone voting-age population was the second largest racial group in Stony Brook Cdp, NY, with a voting-age population of 1.38K (12.59%). The Two Or More Races voting-age population was the third largest racial group in Stony Brook Cdp, NY, with a voting-age population of 534 (4.89%). The smallest racial group in Stony Brook Cdp, NY was Native Hawaiian And Pacific Islander Alone with a voting-age population of 1 (0.01%).

Ethnicity: The Non-Hispanic - White Alone voting-age population was the largest ethnic group in Stony Brook Cdp, NY, with a voting-age population of 8.53K (78.05%). The Non-Hispanic - Asian Alone voting-age population was the second largest ethnic group in Stony Brook Cdp, NY, with a voting-age population of 1.38K (12.59%). The Hispanic - Two or More Races voting-age population was the third largest ethnic group in Stony Brook Cdp, NY, with a voting-age population of 321 (2.94%). The smallest ethnic group in Stony Brook Cdp, NY was Non-Hispanic - Native Hawaiian & Pac. Islander with a voting-age population of 0 (0.00%).

The charts and tables below shows the voting-age population and percentage of each racial group and ethnicity group in Stony Brook Cdp, New York from the 2020 decennial census.

You can see similar information for other cities and places in New York and also for the state of New York.

Stony Brook Cdp, NY Voting-age Hispanics and Non Hispanics Population in Census 2020
Total Voting-age Population:
Stony Brook Cdp, NY Voting-age Racial Groups in Census 2020
Total Voting-age Population:
Stony Brook Cdp, NY Voting-age Ethnicity Groups in Census 2020
Total Voting-age Population:
Stony Brook Cdp, NY Voting-age Population of Racial Groups in Census 2020
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Race Voting-age Population % of City or Place Voting-age Population
Black or African American Alone 185 1.69
White Alone 8687 79.51
American Indian and Alaska Native Alone 7 0.06
Asian Alone 1375 12.59
Native Hawaiian And Pacific Islander Alone 1 0.01
Some Other Race Alone 137 1.25
Two Or More Races 534 4.89
Stony Brook Cdp, NY Voting-age Population of Ethnicity Groups in Census 2020
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Ethnicity Voting-age Population % of City or Place Voting-age Population
Non-Hispanic - White Alone 8528 78.05
Non-Hispanic - Asian Alone 1375 12.59
Hispanic - Two or More Races 321 2.94
Non-Hispanic - Two or More Races 213 1.95
Non-Hispanic - Black Alone 179 1.64
Hispanic - White Alone 159 1.46
Hispanic - Some Other Race Alone 80 0.73
Non-Hispanic - Some Other Race Alone 57 0.52
Hispanic - American Indian & Alaska Native 7 0.06
Hispanic - Black Alone 6 0.06
Hispanic - Native Hawaiian & Pac. Islander 1 0.01
Non-Hispanic - American Indian & Alaska Native 0 0.00
Hispanic - Asian Alone 0 0.00
Non-Hispanic - Native Hawaiian & Pac. Islander 0 0.00