CDP in Lake County, South Dakota · 4.7 sq mi · 197 people per sq mi
About 930 people live in Lake Madison. The typical household earns $129,191, and the median resident is 63.2 years old.
2026 projection
From 811 in 2020
Poverty rate 0.96%
Men 62.8 · Women 64.2
2011–2026
932
2026 projection
14.9% since 2020 (increase)
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.
2011–2026
932
2026 projection
14.9% since 2020 (increase)
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 | 932 | +16 | 1.75% |
|---|---|---|---|
| 2025 | 916 | +31 | 1.74% |
| 2023 | 885 | +35 | 4.12% |
| 2022 | 850 | -6 | 0.70% |
| 2021 | 856 | +45 | 5.55% |
| 2020 | 811 | -84 | 9.39% |
| 2019 | 895 | -10 | 1.10% |
| 2018 | 905 | +32 | 3.67% |
| 2017 | 873 | -36 | 3.96% |
| 2016 | 909 | +50 | 5.82% |
Showing 10 of 15 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 9 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
Typical yearly pay for a worker 25 or older.
About 1 in 104 residents
66% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 66% | 61% | 75% |
| Never married | 22% | 28% | 13% |
| Divorced | 6% | 10% | <1% |
| Widowed | 5% | 1% | 11% |
| Separated | <1% | <1% | <1% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau