Lake Madison is a city located in Lake County, McCook County, and Moody County South Dakota. Lake Madison has a 2024 population of 838. Lake Madison is currently declining at a rate of -0.71% annually but its population has increased by 3.33% since the most recent census, which recorded a population of 811 in 2020.
The average household income in Lake Madison is $255,310 with a poverty rate of 4.24%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Lake Madison is 61.7 years, 62.2 years for males, and 60.5 years for females.
According to the most recent ACS, the racial composition of Lake Madison was:
White
Two or more races
Native American
Black or African American
Asian
Native Hawaiian or Pacific Islander
Other race
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 421 | 2.02 | 91 | 9 |
| Married | 290 | 2.27 | 100 | 0 |
| Non Family | 113 | 1.12 | 74.3 | 25.7 |
| Male | 16 | 3.44 | 43.8 | 56.3 |
| Female | 2 | 4.5 | 100 | 0 |
2.34
Average Family Size
2.02
Average Household Size
91.0%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
The highest rate of high school graduation is among native american people with a rate of 100%.
The highest rate of bachelors degrees is among white people with a rate of 52.05%.
All
Male
Female
$44,485
Average Earnings
$71,250
Average Male
$37,292
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
98.12% of Lake Madison residents speak only English, while 1.88% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 1.88% of the population.
rate
4.24%
Overall Poverty Rate
2%
Male Poverty Rate
6.73%
Female Poverty Rate
The race most likely to be in poverty in Lake Madison is Multiple, with 23.29% below the poverty level.
The race least likely to be in poverty in Lake Madison is White, with 2.56% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 1.35%. Among those working part-time, it was 1.95%, and for those that did not work, the poverty rate was 2.96%.
Married
Widowed
Divorced
Separated
NeverMarried
75.5%
Overall Marriage Rate
77.8%
Male Marriage Rate
72.7%
Female Marriage Rate
male
female
The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 45-54.
Married
Widowed
Divorced
Separated
NeverMarried
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
0%
Veteran Poverty Rate
0%
Veteran Disability Rate
LaborForceParticipation
58%
Labor Force Participation
55.4%
Employment Rate
4.4%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
Europe
Asia
Africa
Oceania
Latin America
North America
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Europe
Asia
Africa
Oceania
Latin America
North America
66.35%
Born in Lake Madison
96%
Native Born
4%
Foreign Born
1.88%
Non Citizen
2.12%
Naturalized
96% of Lake Madison residents were born in the United States, with 66.35% having been born in South Dakota. 1.88% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.