Groton, CT Demographics

A map of Groton's Population by Race

Groton, Connecticut had a population of 9,387 in 2020. It was 57.6% White, 8.0% Black, 6.1% Asian, 19.3% Hispanic, 1.8% Native American/Other, and 7.2% Multiracial. This map presents the population of Groton, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Of the 215 places in Connecticut, Groton is the 38th most populous. This ranking is based on the Census definition of a place, which includes incorporated places like cities, towns, and villages, as well as unincorporated census-designated places (CDPs).

Groton's White Population

5,408 residents of Groton identify as White, or 57.6%. This makes the White share of the population of Groton slightly less than the White share of the population of Connecticut (63.2% White). Of the 215 places in Connecticut, Groton is ranked #194 in terms of White residents as a share of the population.

Groton is more White than neighboring New London (41.8% White), and Poquonock Bridge (43.7% White). Groton is less White than neighboring Long Hill (67.8% White), Conning Towers-Nautilus Park (68.5% White), and Waterford (74.8% White).

Groton's Black Population

749 residents of Groton identify as Black, or 8.0%. This makes the Black share of the population of Groton roughly similar to the Black share of the population of Connecticut (10% Black). Of the 215 places in Connecticut, Groton is ranked #26 in terms of Black residents as a share of the population.

Groton is more Black than neighboring Long Hill (6.6% Black), Conning Towers-Nautilus Park (6.8% Black), and Waterford (3.7% Black). Groton is less Black than neighboring New London (15.1% Black), and Poquonock Bridge (10.1% Black).

Groton's Asian Population

577 residents of Groton identify as Asian, or 6.1%. This makes the Asian share of the population of Groton roughly similar to the Asian share of the population of Connecticut (4.7% Asian). Of the 215 places in Connecticut, Groton is ranked #43 in terms of Asian residents as a share of the population.

Groton is more Asian than neighboring New London (2.4% Asian), Conning Towers-Nautilus Park (3.4% Asian), and Waterford (4% Asian). Groton is less Asian than neighboring Long Hill (9.4% Asian), and Poquonock Bridge (11.2% Asian).

Groton's Hispanic Population

1,810 residents of Groton identify as Hispanic, or 19.3%. This makes the Hispanic share of the population of Groton roughly similar to the Hispanic share of the population of Connecticut (17.3% Hispanic). Of the 215 places in Connecticut, Groton is ranked #21 in terms of Hispanic residents as a share of the population.

Groton is more Hispanic than neighboring Long Hill (9.9% Hispanic), Conning Towers-Nautilus Park (13.1% Hispanic), and Waterford (11.6% Hispanic). Groton is less Hispanic than neighboring New London (34.1% Hispanic), and Poquonock Bridge (23.7% Hispanic).

Groton's Native American/Other Population

168 residents of Groton identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 1.8%. This makes the Native American/Other share of the population of Groton roughly similar to the Native American/Other share of the population of Connecticut (1% Native American/Other). Of the 215 places in Connecticut, Groton is ranked #16 in terms of Native American/Other residents as a share of the population.

Groton is more Native American/Other than neighboring New London (1.2% Native American/Other), Long Hill (0.7% Native American/Other), Conning Towers-Nautilus Park (1.3% Native American/Other), and Waterford (1.3% Native American/Other). Groton is less Native American/Other than neighboring Poquonock Bridge (2.2% Native American/Other).

Groton's Multiracial Population

675 residents of Groton identify as Multiracial, or 7.2%. This makes the Multiracial share of the population of Groton roughly similar to the Multiracial share of the population of Connecticut (3.8% Multiracial). Of the 215 places in Connecticut, Groton is ranked #8 in terms of Multiracial residents as a share of the population.

Groton is more Multiracial than neighboring New London (5.4% Multiracial), Long Hill (5.5% Multiracial), Conning Towers-Nautilus Park (6.9% Multiracial), and Waterford (4.6% Multiracial). Groton is less Multiracial than neighboring Poquonock Bridge (9.2% Multiracial).

Source: 2020 Census State Redistricting Data and Census TIGER/Line Shapefiles.