20774   Zip Code Upper Marlboro Prince George's MD United States

City Upper Marlboro
County Prince George's
State Maryland
Latitude 38.87589
Longitude -76.76925
Population 51,816
Density 1486.01 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: $128,259
Median individual: $65,416

Race

Mode: 85.8% Black

Gender

 55.4% female 

Rent

  $2281 / month  

Median house value: $455,982.0

Age

Median: 42.5 years old

Education

With at least college degree: 45.6%
With STEM degree: 42.2%

Marital Status

 36.6% married 

Never married: 41.4%

Labor Force Participation

 72.2% working 

Unemployed: 6.6%

Average Family Size

 3.19 people 

Commute Time

 36.7 minutes 

Health Care

 5.2% uninsured 

Poverty

 6.1%

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

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