CDP in Lake County, South Dakota · 0.5 sq mi · 491 people per sq mi
About 260 people live in Brant Lake South. The typical household earns $107,983, and the median resident is 54.1 years old.
2026 projection
From 290 in 2020
Poverty rate 6.16%
Men 68.5 · Women 48.5
2017–2026
258
2026 projection
11% since 2020 (decrease)
Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
2017–2026
258
2026 projection
11% since 2020 (decrease)
Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
| 2026 | 258 | +16 | 6.61% |
|---|---|---|---|
| 2025 | 242 | +32 | 7.35% |
| 2023 | 210 | -13 | 5.83% |
| 2022 | 223 | -38 | 14.56% |
| 2021 | 261 | -29 | 10.00% |
| 2020 | 290 | +111 | 62.01% |
| 2019 | 179 | -8 | 4.28% |
| 2018 | 187 | +21 | 12.65% |
| 2017 | 166 | — | — |
Showing 9 of 9 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 2 people).
Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002
Half of households earn more, half earn less
About 1 in 16 residents
44% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 44% | 61% | 32% |
| Never married | 20% | 6% | 30% |
| Divorced | 34% | 28% | 38% |
| Widowed | 1% | 4% | 0% |
| Separated | <1% | 2% | 0% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau