Twin Brooks town, South Dakota Demographics & Population 2026
As of 2026, Twin Brooks town, South Dakota has a total population of 35, the 391st largest city in South Dakota, with a median household income of $63,125, which is 13% lower than the state average. The poverty rate is 14.3%.
Key Takeaways
- Only 3.1% of adults have a bachelor's degree, well below the national average of 35.0%.
- Housing is very affordable with a home-value-to-income ratio of just 1.2x.
- Near full employment with an unemployment rate of just 0.0%.
Twin Brooks town Quick Facts
How Twin Brooks town Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 33 | National average: 60
Education
Educational Attainment (Adults 25+)
Twin Brooks town Rankings in South Dakota
Explore South Dakota Rankings
Other Cities in Grant County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Milbank city | 3,513 | $58,462 | 13.6% | $161,300 |
| Big Stone City city | 609 | $50,333 | 18.9% | $122,500 |
| Stockholm town | 112 | $81,250 | 8.0% | $98,800 |
| Revillo town | 92 | $53,621 | 9.8% | N/A |
| La Bolt town | 85 | $73,750 | 8.2% | $57,500 |
| Strandburg town | 79 | $55,625 | 8.9% | $88,800 |
| Marvin town | 18 | $38,750 | 16.7% | N/A |
| Albee town | 4 | N/A | 25.0% | N/A |
Cities Similar to Twin Brooks town
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Andover town | 36 | N/A | $49,200 | 21.9% | 5.6% |
| Grassland Colony CDP | 36 | N/A | N/A | 0.0% | 0.0% |
| Orland Colony CDP | 36 | N/A | N/A | 38.9% | 0.0% |
| Altamont town | 34 | N/A | $263,900 | 9.1% | 0.0% |
| Oak Lane Colony CDP | 37 | N/A | N/A | 0.0% | 0.0% |
Population Overview
Twin Brooks town is a small community located in South Dakota, within Grant County. The total population is 35. It ranks as the 391st most populous out of 439 cities and towns in South Dakota.
Age Demographics
The median age in Twin Brooks town is 61.3 years. This is 63% higher than the state median of 37.7 years. Only 8.6% of residents are under 18, indicating fewer families with children. 14.3% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.
Economy, Income & Housing
The median household income in Twin Brooks town is $63,125. This is 13% lower than the state median of $72,421. Compared to the national median of $78,538, household income here is 20% lower. The poverty rate stands at 14.3%. This is 19% higher than the state poverty rate of 12.0%. The unemployment rate is 0.0%. This is 100% lower than the state rate of 3.0%. The median home value is $75,000. Housing costs are 68% lower than the state median of $236,800. With a home-value-to-income ratio of just 1.2x, Twin Brooks town is one of the most affordable housing markets in the area. 88.2% of occupied housing units are owner-occupied. This homeownership rate is 29% higher than the state average of 68.6%.
Race & Ethnicity
Twin Brooks town has a predominantly White (non-Hispanic) population, comprising 94.3% of all residents.
Education
3.1% of residents aged 25 and older hold a bachelor's degree or higher. This is 90% lower than the state rate of 31.1%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 81.3%.
Data Sources & Methodology
All demographic data for Twin Brooks town, South Dakota is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against South Dakota state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 439 Census-designated places in South Dakota. For official data, visit data.census.gov.
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Frequently Asked Questions
What is the population of Twin Brooks town, South Dakota?
Twin Brooks town, South Dakota has a population of 35 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Twin Brooks town, SD?
The median household income in Twin Brooks town is $63,125, which is 20% lower the national median of $78,538.
What is the poverty rate in Twin Brooks town, SD?
The poverty rate in Twin Brooks town is 14.3%. This means approximately 5 residents live below the federal poverty line.
What is the racial makeup of Twin Brooks town, South Dakota?
Twin Brooks town's population is 94.3% White, 0.0% Black, 0.0% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Twin Brooks town, SD?
The median home value in Twin Brooks town is $75,000. The home-value-to-income ratio is 1.2x.
How educated is Twin Brooks town, South Dakota?
3.1% of adults (25+) in Twin Brooks town hold a bachelor's degree or higher, and 0.0% hold a graduate or professional degree.