Twin Brooks, SD Demographics

A map of Twin Brooks's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	23	42	79.3%	89.4%
Native American/Other	5	1	17.2%	2.1%
Multiracial	1	2	3.4%	4.3%
Black	0	0	0.0%	0.0%
Asian	0	0	0.0%	0.0%
Hispanic	0	2	0.0%	4.3%

Twin Brooks, South Dakota has an estimated population of 29, a dramatic decrease from the 47 recorded in the 2020 Census. The population is 79.3% White, 17.2% Native American/Other, 3.4% Multiracial, 0.0% Black, 0.0% Asian, and 0.0% Hispanic. This demographic dot map shows the population of Twin Brooks, with one dot drawn for each person counted by the Census, color-coded by race.

Twin Brooks has become considerably more racially diverse since the 2020 Census. It is 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 Twin Brooks, that probability was 19.7% in 2020 and 34.0% in the most recent ACS estimates.

Twin Brooks is ranked the 399th 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). Twin Brooks was ranked the 398th most populous place in the 2020 Census.

Twin Brooks's White Population

23 residents of Twin Brooks, or 79.3% of the population, identify as White. The share of White residents in Twin Brooks is comparable to the share in South Dakota overall, where 79.8% of the population is White. Twin Brooks ranks 255th statewide in terms of White residents as a share of the population, out of 485 places.

Since the 2020 Census, Twin Brooks's White population has declined by an estimated 45.2%. White residents' share of Twin Brooks's population has decreased from 89.4% to 79.3%.

Twin Brooks is more White than neighboring Strandburg (72.4% White). Twin Brooks is less White than neighboring Stockholm (85.1% White), Corona (100% White), Marvin (94.7% White), and Milbank (88.1% White).

Twin Brooks's Black Population

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

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

Twin Brooks's Asian Population

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

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

Twin Brooks's Hispanic Population

0 residents of Twin Brooks, or 0.0% of the population, identify as Hispanic. The share of Hispanic residents in Twin Brooks is slightly lower than in South Dakota overall, where 4.8% of the population is Hispanic. Twin Brooks ranks 117th statewide in terms of Hispanic residents as a share of the population, out of 485 places.

Since the 2020 Census, Twin Brooks's Hispanic population has declined by an estimated 100.0%. Hispanic residents' share of Twin Brooks's population has decreased from 4.3% to 0.0%.

Twin Brooks is less Hispanic than neighboring Milbank (10.7% Hispanic).

Twin Brooks's Native American/Other Population

5 residents of Twin Brooks, or 17.2% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Twin Brooks is higher than in South Dakota overall, where 7.5% of the population is Native American/Other. Twin Brooks ranks 206th statewide in terms of Native American/Other residents as a share of the population, out of 485 places.

Since the 2020 Census, Twin Brooks's Native American/Other population has grown by an estimated 400.0%. Native American/Other residents' share of Twin Brooks's population has increased from 2.1% to 17.2%.

Twin Brooks is more Native American/Other than neighboring Stockholm (0% Native American/Other), Corona (0% Native American/Other), Marvin (0% Native American/Other), Milbank (0% Native American/Other), and Strandburg (0% Native American/Other).

Twin Brooks's Multiracial Population

1 residents of Twin Brooks, or 3.4% of the population, identify as Multiracial. The share of Multiracial residents in Twin Brooks is comparable to the share in South Dakota overall, where 4.4% of the population is Multiracial. Twin Brooks ranks 146th statewide in terms of Multiracial residents as a share of the population, out of 485 places.

Since the 2020 Census, Twin Brooks's Multiracial population has declined by an estimated 50.0%. Multiracial residents' share of Twin Brooks's population has decreased from 4.3% to 3.4%.

Twin Brooks is more Multiracial than neighboring Corona (0% Multiracial), and Milbank (1.1% Multiracial). Twin Brooks is less Multiracial than neighboring Stockholm (14.9% Multiracial), Marvin (5.3% Multiracial), and Strandburg (27.6% 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.