48039   Zip Code Marine City St. Clair MI United States

City Marine City
County St. Clair
State Michigan
Latitude 42.69664
Longitude -82.55052
Population 7,437
Density 323.32 people per square mile
Time Zone America/Detroit
  • 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: $82,755
Median individual: $42,468

Race

Mode: 95.7% White

Gender

 50.8% male 

Rent

  $947 / month  

Median house value: $181,257.0

Age

Median: 47.6 years old

Education

With at least college degree: 20.8%
With STEM degree: 38.3%

Marital Status

 55.2% married 

Never married: 24.3%

Labor Force Participation

 58.8% working 

Unemployed: 5.6%

Average Family Size

 2.90 people 

Commute Time

 31.8 minutes 

Health Care

 2.7% uninsured 

Poverty

 6.5%

All data comes from the SimpleMaps US Zips Comprehensive Database, February 2026.

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