21158   Zip Code Westminster Carroll MD United States

City Westminster
County Carroll
State Maryland
Latitude 39.6466
Longitude -77.03217
Population 22,083
Density 301.3 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: $109,827
Median individual: $56,268

Race

Mode: 86.3% White

Gender

 51.8% male 

Rent

  $1794 / month  

Median house value: $388,175.0

Age

Median: 41.6 years old

Education

With at least college degree: 36.1%
With STEM degree: 44.1%

Marital Status

 57.5% married 

Never married: 27.8%

Labor Force Participation

 65.0% working 

Unemployed: 3.5%

Average Family Size

 3.01 people 

Commute Time

 36.4 minutes 

Health Care

 1.9% uninsured 

Poverty

 6.2%

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

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