The Town FilesLake Madison, South Dakota
Community in Lake County · population 829 (2020 Census)
- Median home
- $477,800
- Household income
- $129,191
- Jan low / Jul high
- 7° / 83°
- Snow a year
- 38 in
- Tornadoes ≤10 mi since 1950
- 15
- Median age
- 63.2
Lake Madison is a community of 829 people in Lake County, South Dakota. The median home is worth $477,800, above the typical South Dakota town ($182,100). It ranks quieter than 100% of South Dakota towns, better for a vacation home than 98% of South Dakota towns, better for retirees than 94% of South Dakota towns.
How Lake Madison ranks
Percentile among South Dakota towns with at least 500 people on The Town Files lifestyle rankings. 50 is typical for the state; 90 means better than 90% of South Dakota towns.
Homes and cost of living
The median home in Lake Madison is worth $477,800, above the typical South Dakota town ($182,100). Homes cost about 3.7 times the median household income of $129,191, which is more affordable than 16% of South Dakota towns. Median rent is $867 a month. 90.9% of households own their home.
| Housing | Lake Madison | Typical South Dakota town |
|---|---|---|
| Median home value | $477,800 | $182,100 |
| Median rent | $867 | $785 |
| Median household income | $129,191 | $66,086 |
| Home value ÷ income | 3.7× | 2.7× |
| Homeownership | 90.9% | 71.0% |
| Median year built | 1988 | 1973 |
| Seasonal / vacation homes | 38.3% | — |
Who lives in Lake Madison
| People | Lake Madison | Typical South Dakota town |
|---|---|---|
| Median age | 63.2 | 39.5 |
| Age 65 and over | 37.8% | 19.4% |
| Under 18 | 10.5% | — |
| Bachelor's degree or higher | 49.3% | 23.6% |
| Below the poverty line | 1.0% | 10.1% |
| Veterans | 9.5% | — |
| Born outside the U.S. | 2.1% | — |
| Work from home | 32.2% | 5.7% |
| Average commute | 17.1 min | 17.4 min |
| Homes with broadband | 97.1% | 86.7% |
Weather in Lake Madison
July highs average 83.3°F and January lows 6.8°F. About 26.8 inches of rain and melted snow fall a year, with 38.1 inches of snow (typical South Dakota town: 39.8 in). Expect about 11 days a year at 90°F or hotter and 162 nights at or below freezing.
Tornadoes, storms and disasters
15 tornadoes have passed within 10 miles of Lake Madison since 1950, compared with 13 for the typical South Dakota town. 9 rated (E)F2 or stronger. The strongest, an F3, struck on June 21, 1961 about 4.1 miles from the town center. The most recent was on September 16, 2006.
Hail of 1 inch or larger has been reported within 10 miles 57 times; the largest was 4.00 inches on July 11, 2000.
Severe weather in Lake County since 1996
Lake County has been included in 20 federal disaster or emergency declarations since 1953, most often for flood, drought, snowstorm.
| Declared | Incident | Declaration |
|---|---|---|
| August 15, 2024 | Flood | DR-4807: Severe Storms, Straight-Line Winds, And Flooding |
| June 29, 2022 | Severe Storm | DR-4656: Severe Storm, Straight-Line Winds, Tornadoes, And Flooding |
| April 5, 2020 | Biological | DR-4527: Covid-19 Pandemic |
| March 13, 2020 | Biological | EM-3475: Covid-19 |
| November 18, 2019 | Severe Storm | DR-4469: Severe Storms, Tornadoes, And Flooding |
Jobs and pay in Lake County
Lake County had 5,221 jobs in 2024, paying an average of $56,802 a year. Unemployment was 1.9% in 2023; in Lake Madison itself the ACS puts it at 2.9%.
Towns near Lake Madison
- Madison, SD5.4 mi · 6,191 people · home $193,100
- Colman, SD10.7 mi · 634 people · home $235,800
- Colton, SD12.6 mi · 738 people · home $192,900
- Dell Rapids, SD18.0 mi · 3,996 people · home $301,700
- Baltic, SD19.7 mi · 1,246 people · home $254,200
- Humboldt, SD21.6 mi · 579 people · home $227,700
- Flandreau, SD22.0 mi · 2,372 people · home $150,400
- Crooks, SD23.5 mi · 1,362 people · home $295,400
Lake Madison questions
Is Lake Madison, South Dakota a good place to retire?
On The Town Files lifestyle rankings, Lake Madison scores better for retirees than 94% of South Dakota towns and quieter than 100%. 37.8% of residents are 65 or older (median age 63.2).
How much does a house cost in Lake Madison?
The median owner-occupied home in Lake Madison is valued at $477,800 (Census ACS 2020–2024), against a median household income of $129,191, so homes cost about 3.7 times income. Median rent is $867 a month.
What is the weather like in Lake Madison?
July highs average 83.3°F and January lows 6.8°F (NOAA 1991–2020 normals). It gets about 26.8 inches of precipitation a year and 38.1 inches of snow.
Does Lake Madison get tornadoes?
15 tornadoes have passed within 10 miles of Lake Madison since 1950 (NOAA Storm Events); the strongest was a F3 on June 21, 1961. The typical South Dakota town has had 13.
- U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024)
- U.S. Census Bureau, 2020 Census and 2025 Gazetteer (2020 / 2025)
- NOAA NCEI U.S. Climate Normals (1991–2020)
- NOAA NCEI Storm Events Database (1950–2026)
- FEMA OpenFEMA Disaster Declarations (this product uses the FEMA OpenFEMA API but is not endorsed by FEMA) (1953–2026)
- NCES Common Core of Data (2023–24)
- BLS Quarterly Census of Employment and Wages; USDA ERS county unemployment (BLS LAUS) (2000–2024)
- The Town Files lifestyle rankings, built from federal demographic, school, crime and housing data (2025)