Groton City, Connecticut 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 7.47K voting-age population of Groton City, CT residents comprised of 1.14K residents who identified as Hispanic or Latino (15.21%), and 6.33K residents who identified as Non-Hispanic (84.79%).

Race: The White Alone voting-age population was the largest racial group in Groton City, CT, with a voting-age population of 4.96K (66.43%). The Two Or More Races voting-age population was the second largest racial group in Groton City, CT, with a voting-age population of 709 (9.49%). The Black or African American Alone voting-age population was the third largest racial group in Groton City, CT, with a voting-age population of 645 (8.64%). The smallest racial group in Groton City, CT was Native Hawaiian And Pacific Islander Alone with a voting-age population of 19 (0.25%).

Ethnicity: The Non-Hispanic - White Alone voting-age population was the largest ethnic group in Groton City, CT, with a voting-age population of 4.76K (63.79%). The Non-Hispanic - Black Alone voting-age population was the second largest ethnic group in Groton City, CT, with a voting-age population of 573 (7.67%). The Hispanic - Some Other Race Alone voting-age population was the third largest ethnic group in Groton City, CT, with a voting-age population of 524 (7.02%). The smallest ethnic group in Groton City, CT was Hispanic - Native Hawaiian & Pac. Islander with a voting-age population of 2 (0.03%).

The charts and tables below shows the voting-age population and percentage of each racial group and ethnicity group in Groton City, Connecticut from the 2020 decennial census.

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

Groton City, CT Voting-age Hispanics and Non Hispanics Population in Census 2020
Total Voting-age Population:
Groton City, CT Voting-age Racial Groups in Census 2020
Total Voting-age Population:
Groton City, CT Voting-age Ethnicity Groups in Census 2020
Total Voting-age Population:
Groton City, CT 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 645 8.64
White Alone 4961 66.43
American Indian and Alaska Native Alone 60 0.80
Asian Alone 491 6.58
Native Hawaiian And Pacific Islander Alone 19 0.25
Some Other Race Alone 583 7.81
Two Or More Races 709 9.49
Groton City, CT 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 4764 63.79
Non-Hispanic - Black Alone 573 7.67
Hispanic - Some Other Race Alone 524 7.02
Non-Hispanic - Asian Alone 479 6.41
Non-Hispanic - Two or More Races 391 5.24
Hispanic - Two or More Races 318 4.26
Hispanic - White Alone 197 2.64
Hispanic - Black Alone 72 0.96
Non-Hispanic - Some Other Race Alone 59 0.79
Non-Hispanic - American Indian & Alaska Native 49 0.66
Non-Hispanic - Native Hawaiian & Pac. Islander 17 0.23
Hispanic - Asian Alone 12 0.16
Hispanic - American Indian & Alaska Native 11 0.15
Hispanic - Native Hawaiian & Pac. Islander 2 0.03