Population By Race and Ethnicity in Seneca, OH in 2023

Updated on June 16, 2025.

Based on the US Census Vintage data estimates, in 2023, the 54,527 population of Seneca County, Ohio comprised of 3,171 people who identified as Hispanic (5.82%), and 51,356 people who identified as Non-Hispanic (94.19%).

Race: The White Alone population was the largest racial group in Seneca County, Ohio with a population of 50,759 (93.09%); Two Or More Races population was the second largest racial group with a population of 1,560 (2.86%); and Black or African American Alone was the third largest racial group with a population of 1,500 (2.75%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Seneca County, Ohio in 2023, with a population of 48,093 (88.2%); the second largest ethnic group was White Alone - Hispanic with a population of 2,666 (4.89%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 1,362 (2.5%).

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

You can find similar information for other Ohio counties, and for Ohio.

See this for other years:
Hispanics and Non Hispanics in Seneca, OH in 2023
Total Population:
Race in Seneca, OH in 2023
Total Population:
Ethnicity in Seneca, OH in 2023
Total Population:
Population By Race in Seneca , OH in 2023
Race Population Percentage
Black or African American Alone 1,500 2.75%
White Alone 50,759 93.09%
American Indian and Alaska Native Alone 196 0.36%
Asian Alone 468 0.86%
Native Hawaiian And Pacific Islander Alone 44 0.08%
Two Or More Races 1,560 2.86%
Population By Ethnicity in Seneca , OH in 2023
Ethnicity Population Percentage
Black or African American Alone - Hispanic 201 0.37%
White Alone - Hispanic 2,666 4.89%
American Indian and Alaska Native Alone - Hispanic 68 0.13%
Asian Alone - Hispanic 16 0.03%
Native Hawaiian And Pacific Islander Alone - Hispanic 22 0.04%
Two Or More Races - Hispanic 198 0.36%
Black or African American Alone - Non Hispanic 1,299 2.38%
White Alone - Non Hispanic 48,093 88.2%
American Indian and Alaska Native Alone - Non Hispanic 128 0.24%
Asian Alone - Non Hispanic 452 0.83%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 22 0.04%
Two Or More Races - Non Hispanic 1,362 2.5%