Buffalo Gap, SD Demographics

A map of Buffalo Gap's Population by Race

Buffalo Gap, South Dakota has an estimated population of 131, a less than 1% change from the 131 recorded in the 2020 Census. The population is 98.5% White, 1.5% Multiracial, 0.0% Black, 0.0% Asian, 0.0% Hispanic, and 0.0% Native American/Other. This demographic dot map shows the population of Buffalo Gap, with one dot drawn for each person counted by the Census, color-coded by race.

Buffalo Gap has become considerably less racially diverse since the 2020 Census. It is considerably less diverse than South Dakota overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Buffalo Gap, that probability was 33.1% in 2020 and 3.0% in the most recent ACS estimates.

Buffalo Gap is ranked the 276th most populous place in South Dakota, out of 485 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). Buffalo Gap was ranked the 277th most populous place in the 2020 Census.

Buffalo Gap's White Population

129 residents of Buffalo Gap, or 98.5% of the population, identify as White. The share of White residents in Buffalo Gap is significantly higher than in South Dakota overall, where 79.8% of the population is White. Buffalo Gap ranks 360th statewide in terms of White residents as a share of the population, out of 485 places.

Since the 2020 Census, Buffalo Gap's White population has grown by an estimated 21.7%. White residents' share of Buffalo Gap's population has increased from 80.9% to 98.5%.

Buffalo Gap is more White than neighboring Hot Springs (79.7% White), Angostura (93.1% White), and Smithwick (84% White). Buffalo Gap is less White than neighboring Oral (100% White), and Maverick Junction (100% White).

Buffalo Gap's Black Population

0 residents of Buffalo Gap, or 0.0% of the population, identify as Black. The share of Black residents in Buffalo Gap is slightly lower than in South Dakota overall, where 2.1% of the population is Black. Buffalo Gap ranks 183rd statewide in terms of Black residents as a share of the population, out of 485 places.

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

Buffalo Gap's Asian Population

0 residents of Buffalo Gap, or 0.0% of the population, identify as Asian. The share of Asian residents in Buffalo Gap is comparable to the share in South Dakota overall, where 1.4% of the population is Asian. Buffalo Gap ranks 176th statewide in terms of Asian residents as a share of the population, out of 485 places.

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

Buffalo Gap is less Asian than neighboring Hot Springs (3.9% Asian).

Buffalo Gap's Hispanic Population

0 residents of Buffalo Gap, or 0.0% of the population, identify as Hispanic. The share of Hispanic residents in Buffalo Gap is slightly lower than in South Dakota overall, where 4.8% of the population is Hispanic. Buffalo Gap ranks 139th statewide in terms of Hispanic residents as a share of the population, out of 485 places.

Since the 2020 Census, Buffalo Gap's Hispanic population has declined by an estimated 100.0%. Hispanic residents' share of Buffalo Gap's population has decreased from 3.8% to 0.0%.

Buffalo Gap is less Hispanic than neighboring Hot Springs (2.6% Hispanic), and Smithwick (4% Hispanic).

Buffalo Gap's Native American/Other Population

0 residents of Buffalo Gap, 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 Buffalo Gap is lower than in South Dakota overall, where 7.5% of the population is Native American/Other. Buffalo Gap ranks 123rd statewide in terms of Native American/Other residents as a share of the population, out of 485 places.

Since the 2020 Census, Buffalo Gap's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Buffalo Gap's population has decreased from 5.3% to 0.0%.

Buffalo Gap is less Native American/Other than neighboring Hot Springs (8.7% Native American/Other).

Buffalo Gap's Multiracial Population

2 residents of Buffalo Gap, or 1.5% of the population, identify as Multiracial. The share of Multiracial residents in Buffalo Gap is slightly lower than in South Dakota overall, where 4.4% of the population is Multiracial. Buffalo Gap ranks 25th statewide in terms of Multiracial residents as a share of the population, out of 485 places.

Since the 2020 Census, Buffalo Gap's Multiracial population has declined by an estimated 84.6%. Multiracial residents' share of Buffalo Gap's population has decreased from 9.9% to 1.5%.

Buffalo Gap is more Multiracial than neighboring Oral (0% Multiracial), and Maverick Junction (0% Multiracial). Buffalo Gap is less Multiracial than neighboring Hot Springs (5% Multiracial), Angostura (6.9% Multiracial), and Smithwick (12% 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.