Population By Race and Ethnicity in Seneca County, NY in 2021

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2021, the 33,576 population of Seneca County, New York comprised of 1,364 people who identified as Hispanic (4.06%), and 32,212 people who identified as Non-Hispanic (95.94%).

Race: The White Alone population was the largest racial group in Seneca County, New York with a population of 30,808 (91.76%); Black or African American Alone population was the second largest racial group with a population of 1,637 (4.88%); and Two Or More Races was the third largest racial group with a population of 650 (1.94%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Seneca County, New York in 2021, with a population of 29,813 (88.79%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 1,414 (4.21%); and the third largest ethnic group was White Alone - Hispanic with a population of 995 (2.96%).

The charts and tables below shows the population and percentage of each racial and ethnicity group in Seneca, New York.

You can find similar information for other New York counties, and for New York.

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Hispanics and Non Hispanics in Seneca County, NY in 2021
Total Population:
Race in Seneca County, NY in 2021
Total Population:
Ethnicity in Seneca County, NY in 2021
Total Population:
Population By Race in Seneca , NY in 2021
Race Population Percentage
Black or African American Alone 1,637 4.88%
White Alone 30,808 91.76%
American Indian and Alaska Native Alone 196 0.58%
Asian Alone 280 0.83%
Native Hawaiian And Pacific Islander Alone 5 0.02%
Two Or More Races 650 1.94%
Population By Ethnicity in Seneca , NY in 2021
Ethnicity Population Percentage
Black or African American Alone - Hispanic 223 0.66%
White Alone - Hispanic 995 2.96%
American Indian and Alaska Native Alone - Hispanic 39 0.12%
Asian Alone - Hispanic 20 0.06%
Native Hawaiian And Pacific Islander Alone - Hispanic 2 0.01%
Two Or More Races - Hispanic 85 0.25%
Black or African American Alone - Non Hispanic 1,414 4.21%
White Alone - Non Hispanic 29,813 88.79%
American Indian and Alaska Native Alone - Non Hispanic 157 0.47%
Asian Alone - Non Hispanic 260 0.77%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 3 0.01%
Two Or More Races - Non Hispanic 565 1.68%