Madison   County IA United States

County FIPS 19121
Largest City West Des Moines
State Iowa
Latitude 41.3307
Longitude -94.0156
Population 16,926
Density 30.18 people per square mile
Time Zone America/Chicago
  • All demographic data comes from the 2024 American Community Survey (5-year study).
  • Learn more about each field.
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Household Income

Median household: $90,855
Median individual: $48,442

Race

Mode: 95.1% White

Gender

 50.3% male 

Rent

  $1036 / month  

Median house value: $245,351.0

Age

Median: 40.6 years old

Education

With at least college degree: 27.1%
With STEM degree: 36.4%

Marital Status

 57.8% married 

Never married: 24.3%

Labor Force Participation

 69.7% working 

Unemployed: 3.5%

Average Family Size

 3.05 people 

Commute Time

 28.7 minutes 

Health Care

 4.9% uninsured 

Poverty

 7.0%

All data comes from the SimpleMaps US Counties Database, 2026.

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