21704   Zip Code Frederick Frederick MD United States

City Frederick
County Frederick
State Maryland
Latitude 39.3506
Longitude -77.3735
Population 20,006
Density 751.3 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: $161,063
Median individual: $76,645

Race

Mode: 51.5% White

Gender

 53.0% male 

Rent

  $2536 / month  

Median house value: $610,517.0

Age

Median: 38.6 years old

Education

With at least college degree: 57.4%
With STEM degree: 56.0%

Marital Status

 62.4% married 

Never married: 24.4%

Labor Force Participation

 71.9% working 

Unemployed: 3.3%

Average Family Size

 3.55 people 

Commute Time

 33.5 minutes 

Health Care

 3.2% uninsured 

Poverty

 2.9%

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

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