Green Harbor, MA Demographics

A map of Green Harbor's Population by Race

Green Harbor, Massachusetts has an estimated population of 1,314, a dramatic increase from the 394 recorded in the 2020 Census. The population is 100.0% White, 0.0% Black, 0.0% Asian, 0.0% Hispanic, 0.0% Native American/Other, and 0.0% Multiracial. This demographic dot map shows the population of Green Harbor, with one dot drawn for each person counted by the Census, color-coded by race.

Green Harbor has become considerably less racially diverse since the 2020 Census. It is considerably less diverse than Massachusetts overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Green Harbor, that probability was 17.1% in 2020 and 0.0% in the most recent ACS estimates.

Green Harbor is ranked the 216th most populous place in Massachusetts, out of 248 places. 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). Green Harbor was ranked the 241st most populous place in the 2020 Census.

Green Harbor's White Population

1,314 residents of Green Harbor, or 100.0% of the population, identify as White. The share of White residents in Green Harbor is significantly higher than in Massachusetts overall, where 66.6% of the population is White. Green Harbor ranks 54th statewide in terms of White residents as a share of the population, out of 248 places.

Since the 2020 Census, Green Harbor's White population has grown by an estimated 267.0%. White residents' share of Green Harbor's population has increased from 90.9% to 100.0%.

Green Harbor is more White than neighboring Cedar Crest (97.9% White), Ocean Bluff-Brant Rock (96.4% White), Duxbury (89.7% White), Marshfield (95.8% White), and South Duxbury (89.6% White).

Green Harbor's Black Population

0 residents of Green Harbor, or 0.0% of the population, identify as Black. The share of Black residents in Green Harbor is lower than in Massachusetts overall, where 6.4% of the population is Black. Green Harbor ranks 241st statewide in terms of Black residents as a share of the population, out of 248 places.

Since the 2020 Census, Green Harbor's Black population has grown from 0 to an estimated 0. Black residents' share of Green Harbor's population has remained roughly unchanged at 0.0%.

Green Harbor is less Black than neighboring Cedar Crest (0.9% Black), and South Duxbury (0.1% Black).

Green Harbor's Asian Population

0 residents of Green Harbor, or 0.0% of the population, identify as Asian. The share of Asian residents in Green Harbor is lower than in Massachusetts overall, where 7.3% of the population is Asian. Green Harbor ranks 203rd statewide in terms of Asian residents as a share of the population, out of 248 places.

Since the 2020 Census, Green Harbor's Asian population has declined by an estimated 100.0%. Asian residents' share of Green Harbor's population has decreased from 0.8% to 0.0%.

Green Harbor is less Asian than neighboring Cedar Crest (1.2% Asian), Ocean Bluff-Brant Rock (0.4% Asian), Duxbury (8.3% Asian), and South Duxbury (3.8% Asian).

Green Harbor's Hispanic Population

0 residents of Green Harbor, or 0.0% of the population, identify as Hispanic. The share of Hispanic residents in Green Harbor is considerably lower than in Massachusetts overall, where 13.3% of the population is Hispanic. Green Harbor ranks 87th statewide in terms of Hispanic residents as a share of the population, out of 248 places.

Since the 2020 Census, Green Harbor's Hispanic population has declined by an estimated 100.0%. Hispanic residents' share of Green Harbor's population has decreased from 5.3% to 0.0%.

Green Harbor is less Hispanic than neighboring Ocean Bluff-Brant Rock (0.7% Hispanic), Duxbury (0.4% Hispanic), Marshfield (3.1% Hispanic), and South Duxbury (3.1% Hispanic).

Green Harbor's Native American/Other Population

0 residents of Green Harbor, or 0.0% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Green Harbor is comparable to the share in Massachusetts overall, where 1.3% of the population is Native American/Other. Green Harbor ranks 66th statewide in terms of Native American/Other residents as a share of the population, out of 248 places.

Since the 2020 Census, Green Harbor's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Green Harbor's population has decreased from 1.3% to 0.0%.

Green Harbor is less Native American/Other than neighboring Ocean Bluff-Brant Rock (0.7% Native American/Other), and Marshfield (0.3% Native American/Other).

Green Harbor's Multiracial Population

0 residents of Green Harbor, or 0.0% of the population, identify as Multiracial. The share of Multiracial residents in Green Harbor is lower than in Massachusetts overall, where 5.1% of the population is Multiracial. Green Harbor ranks 243rd statewide in terms of Multiracial residents as a share of the population, out of 248 places.

Since the 2020 Census, Green Harbor's Multiracial population has declined by an estimated 100.0%. Multiracial residents' share of Green Harbor's population has decreased from 1.8% to 0.0%.

Green Harbor is less Multiracial than neighboring Ocean Bluff-Brant Rock (1.8% Multiracial), Duxbury (1.6% Multiracial), Marshfield (0.8% Multiracial), and South Duxbury (3.3% Multiracial).

Sources: Most recent population estimates are from the 2020-2024 American Community Survey 5-Year Estimates. 2020 population counts and map data are from 2020 Census State Redistricting Data. Geographic data are from Census TIGER/Line Shapefiles.