South Glastonbury, MT Demographics

A map of South Glastonbury's Population by Race

South Glastonbury, Montana has an estimated population of 175, a dramatic decrease from the 277 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 South Glastonbury, with one dot drawn for each person counted by the Census, color-coded by race.

South Glastonbury has become considerably less racially diverse since the 2020 Census. It is considerably less diverse than Montana overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In South Glastonbury, that probability was 21.5% in 2020 and 0.0% in the most recent ACS estimates.

South Glastonbury is ranked the 265th most populous place in Montana, out of 497 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). South Glastonbury was ranked the 207th most populous place in the 2020 Census.

South Glastonbury's White Population

175 residents of South Glastonbury, or 100.0% of the population, identify as White. The share of White residents in South Glastonbury is significantly higher than in Montana overall, where 83.6% of the population is White. South Glastonbury ranks 267th statewide in terms of White residents as a share of the population, out of 497 places.

Since the 2020 Census, South Glastonbury's White population has declined by an estimated 28.6%. White residents' share of South Glastonbury's population has increased from 88.4% to 100.0%.

South Glastonbury is more White than neighboring Emigrant (89.1% White), Corwin Springs (61.8% White), Pray (84.2% White), Gardiner (84.4% White), and Pine Creek (76.5% White).

South Glastonbury's Black Population

0 residents of South Glastonbury, or 0.0% of the population, identify as Black. The share of Black residents in South Glastonbury is comparable to the share in Montana overall, where 0.4% of the population is Black. South Glastonbury ranks 14th statewide in terms of Black residents as a share of the population, out of 497 places.

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

South Glastonbury is less Black than neighboring Corwin Springs (5.8% Black), and Gardiner (3.7% Black).

South Glastonbury's Asian Population

0 residents of South Glastonbury, or 0.0% of the population, identify as Asian. The share of Asian residents in South Glastonbury is comparable to the share in Montana overall, where 0.8% of the population is Asian. South Glastonbury ranks 49th statewide in terms of Asian residents as a share of the population, out of 497 places.

Since the 2020 Census, South Glastonbury's Asian population has declined by an estimated 100.0%. Asian residents' share of South Glastonbury's population has decreased from 1.1% to 0.0%.

South Glastonbury is less Asian than neighboring Pray (0.4% Asian).

South Glastonbury's Hispanic Population

0 residents of South Glastonbury, or 0.0% of the population, identify as Hispanic. The share of Hispanic residents in South Glastonbury is slightly lower than in Montana overall, where 4.6% of the population is Hispanic. South Glastonbury ranks 208th statewide in terms of Hispanic residents as a share of the population, out of 497 places.

Since the 2020 Census, South Glastonbury's Hispanic population has declined by an estimated 100.0%. Hispanic residents' share of South Glastonbury's population has decreased from 3.2% to 0.0%.

South Glastonbury is less Hispanic than neighboring Corwin Springs (30.4% Hispanic), Pray (0.4% Hispanic), Gardiner (6.8% Hispanic), and Pine Creek (23.5% Hispanic).

South Glastonbury's Native American/Other Population

0 residents of South Glastonbury, 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 South Glastonbury is lower than in Montana overall, where 5.9% of the population is Native American/Other. South Glastonbury ranks 179th statewide in terms of Native American/Other residents as a share of the population, out of 497 places.

Since the 2020 Census, South Glastonbury's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of South Glastonbury's population has decreased from 2.5% to 0.0%.

South Glastonbury is less Native American/Other than neighboring Gardiner (0.8% Native American/Other).

South Glastonbury's Multiracial Population

0 residents of South Glastonbury, or 0.0% of the population, identify as Multiracial. The share of Multiracial residents in South Glastonbury is slightly lower than in Montana overall, where 4.7% of the population is Multiracial. South Glastonbury ranks 340th statewide in terms of Multiracial residents as a share of the population, out of 497 places.

Since the 2020 Census, South Glastonbury's Multiracial population has declined by an estimated 100.0%. Multiracial residents' share of South Glastonbury's population has decreased from 2.9% to 0.0%.

South Glastonbury is less Multiracial than neighboring Emigrant (10.9% Multiracial), Corwin Springs (1.9% Multiracial), Pray (14.9% Multiracial), and Gardiner (4.3% 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.