21220   Zip Code Middle River Baltimore MD United States

City Middle River
County Baltimore
State Maryland
Latitude 39.345
Longitude -76.3966
Population 42,824
Density 2022.54 people per square mile
Time Zone America/New York
  • 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: $81,817
Median individual: $46,163

Race

Mode: 52.6% White

Gender

 52.7% female 

Rent

  $1673 / month  

Median house value: $303,375.0

Age

Median: 37.7 years old

Education

With at least college degree: 30.0%
With STEM degree: 44.9%

Marital Status

 43.4% married 

Never married: 39.6%

Labor Force Participation

 67.3% working 

Unemployed: 4.2%

Average Family Size

 3.09 people 

Commute Time

 30.0 minutes 

Health Care

 5.5% uninsured 

Poverty

 13.6%

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

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