Brant Lake city, South Dakota Demographics & Population 2026
As of 2026, Brant Lake city, South Dakota has a total population of 68, the 339th largest city in South Dakota, with a median household income of $123,750, which is 71% higher than the state average. The poverty rate is 0.0%.
Key Takeaways
- Household income is 71% above the state average — one of the wealthiest communities in South Dakota.
- An exceptionally low poverty rate of 0.0% — among the lowest in South Dakota.
- 70.6% of adults hold a bachelor's degree or higher — top 10% in South Dakota.
- Near full employment with an unemployment rate of just 0.0%.
Brant Lake city Quick Facts
How Brant Lake city 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+)
Brant Lake city Rankings in South Dakota
Explore South Dakota Rankings
Other Cities in Lake County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Madison city | 6,158 | $62,180 | 11.2% | $191,400 |
| Ramona town | 427 | $76,042 | 10.1% | $92,900 |
| Wentworth village | 189 | $91,875 | 9.5% | N/A |
| Nunda town | 43 | N/A | 23.3% | $113,500 |
Cities Similar to Brant Lake city
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Kaylor CDP | 68 | N/A | N/A | 42.0% | 13.2% |
| Clearfield Colony CDP | 70 | N/A | N/A | N/A | 100.0% |
| Jamesville Colony CDP | 66 | N/A | N/A | 0.0% | 0.0% |
| Shamrock Colony CDP | 65 | N/A | N/A | 63.9% | 36.1% |
| Cow Creek CDP | 64 | N/A | N/A | 22.6% | 0.0% |
Population Overview
Brant Lake city is a small community located in South Dakota, within Lake County. The total population is 68. It ranks as the 339th most populous out of 439 cities and towns in South Dakota.
Age Demographics
The median age in Brant Lake city is 66.3 years. This is 76% higher than the state median of 37.7 years. Only 0.0% of residents are under 18, indicating fewer families with children.
Economy, Income & Housing
The median household income in Brant Lake city is $123,750. This is 71% higher than the state median of $72,421. Compared to the national median of $78,538, household income here is 58% higher. The poverty rate stands at 0.0%. This is 100% lower than the state poverty rate of 12.0%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 0.0%. This is 100% lower than the state rate of 3.0%. The median home value is $422,200. Housing costs are 78% higher than the state median of $236,800. The home-value-to-income ratio is 3.4x. 96.3% of occupied housing units are owner-occupied. This homeownership rate is 40% higher than the state average of 68.6%.
Race & Ethnicity
Brant Lake city has a predominantly White (non-Hispanic) population, comprising 97.1% of all residents.
Education
70.6% of residents aged 25 and older hold a bachelor's degree or higher. This places Brant Lake city in the top 10% of all cities in the state for educational attainment. This is 127% higher 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 97.1%.
Data Sources & Methodology
All demographic data for Brant Lake city, 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 Brant Lake city, South Dakota?
Brant Lake city, South Dakota has a population of 68 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Brant Lake city, SD?
The median household income in Brant Lake city is $123,750, which is 58% higher the national median of $78,538.
What is the poverty rate in Brant Lake city, SD?
The poverty rate in Brant Lake city is 0.0%. This means approximately 0 residents live below the federal poverty line.
What is the racial makeup of Brant Lake city, South Dakota?
Brant Lake city's population is 97.1% White, 0.0% Black, 0.0% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Brant Lake city, SD?
The median home value in Brant Lake city is $422,200. The home-value-to-income ratio is 3.4x.
How educated is Brant Lake city, South Dakota?
70.6% of adults (25+) in Brant Lake city hold a bachelor's degree or higher, and 14.7% hold a graduate or professional degree.