Siasconset, MA Demographics

A map of Siasconset's Population by Race

Siasconset, Massachusetts has an estimated population of 204, a dramatic decrease from the 505 recorded in the 2020 Census. The population is 97.1% White, 1.5% Multiracial, 1.0% Asian, 0.5% Black, 0.0% Hispanic, and 0.0% Native American/Other. This demographic dot map shows the population of Siasconset, with one dot drawn for each person counted by the Census, color-coded by race.

Siasconset 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 Siasconset, that probability was 26.8% in 2020 and 5.8% in the most recent ACS estimates.

Siasconset is ranked the 244th 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). Siasconset was ranked the 237th most populous place in the 2020 Census.

Siasconset's White Population

198 residents of Siasconset, or 97.1% of the population, identify as White. The share of White residents in Siasconset is significantly higher than in Massachusetts overall, where 66.6% of the population is White. Siasconset ranks 129th statewide in terms of White residents as a share of the population, out of 248 places.

Since the 2020 Census, Siasconset's White population has declined by an estimated 54.0%. White residents' share of Siasconset's population has increased from 85.1% to 97.1%.

Siasconset is more White than neighboring Nantucket (71% White), West Chatham (75.8% White), and Harwich Port (93.9% White). Siasconset is less White than neighboring Madaket (97.3% White), and Chatham (99.6% White).

Siasconset's Black Population

1 residents of Siasconset, or 0.5% of the population, identify as Black. The share of Black residents in Siasconset is lower than in Massachusetts overall, where 6.4% of the population is Black. Siasconset ranks 103rd statewide in terms of Black residents as a share of the population, out of 248 places.

Since the 2020 Census, Siasconset's Black population has declined by an estimated 90.9%. Black residents' share of Siasconset's population has decreased from 2.2% to 0.5%.

Siasconset is more Black than neighboring Madaket (0% Black), Chatham (0% Black), West Chatham (0% Black), and Harwich Port (0.4% Black). Siasconset is less Black than neighboring Nantucket (6.7% Black).

Siasconset's Asian Population

2 residents of Siasconset, or 1.0% of the population, identify as Asian. The share of Asian residents in Siasconset is lower than in Massachusetts overall, where 7.3% of the population is Asian. Siasconset ranks 230th statewide in terms of Asian residents as a share of the population, out of 248 places.

Since the 2020 Census, Siasconset's Asian population has remained roughly the same. Asian residents' share of Siasconset's population has increased from 0.4% to 1.0%.

Siasconset is more Asian than neighboring Nantucket (0.6% Asian), Madaket (0% Asian), Chatham (0% Asian), and Harwich Port (0.7% Asian). Siasconset is less Asian than neighboring West Chatham (9.5% Asian).

Siasconset's Hispanic Population

0 residents of Siasconset, or 0.0% of the population, identify as Hispanic. The share of Hispanic residents in Siasconset is considerably lower than in Massachusetts overall, where 13.3% of the population is Hispanic. Siasconset ranks 69th statewide in terms of Hispanic residents as a share of the population, out of 248 places.

Since the 2020 Census, Siasconset's Hispanic population has declined by an estimated 100.0%. Hispanic residents' share of Siasconset's population has decreased from 6.7% to 0.0%.

Siasconset is less Hispanic than neighboring Nantucket (16.9% Hispanic), West Chatham (1.3% Hispanic), and Harwich Port (1.7% Hispanic).

Siasconset's Native American/Other Population

0 residents of Siasconset, 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 Siasconset is comparable to the share in Massachusetts overall, where 1.3% of the population is Native American/Other. Siasconset ranks 136th statewide in terms of Native American/Other residents as a share of the population, out of 248 places.

Since the 2020 Census, Siasconset's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Siasconset's population has decreased from 0.8% to 0.0%.

Siasconset is less Native American/Other than neighboring Nantucket (1.3% Native American/Other), and Harwich Port (0.9% Native American/Other).

Siasconset's Multiracial Population

3 residents of Siasconset, or 1.5% of the population, identify as Multiracial. The share of Multiracial residents in Siasconset is slightly lower than in Massachusetts overall, where 5.1% of the population is Multiracial. Siasconset ranks 80th statewide in terms of Multiracial residents as a share of the population, out of 248 places.

Since the 2020 Census, Siasconset's Multiracial population has declined by an estimated 87.5%. Multiracial residents' share of Siasconset's population has decreased from 4.8% to 1.5%.

Siasconset is more Multiracial than neighboring Chatham (0.4% Multiracial). Siasconset is less Multiracial than neighboring Nantucket (3.5% Multiracial), Madaket (2.7% Multiracial), West Chatham (13.4% Multiracial), and Harwich Port (2.4% 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.