01821   Zip Code Billerica Middlesex MA United States

City Billerica
County Middlesex
State Massachusetts
Latitude 42.54999
Longitude -71.25206
Population 30,143
Density 1817.1 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: $149,042
Median individual: $59,285

Race

Mode: 79.8% White

Gender

 50.8% female 

Rent

  $2346 / month  

Median house value: $614,850.0

Age

Median: 44.3 years old

Education

With at least college degree: 40.1%
With STEM degree: 51.8%

Marital Status

 52.6% married 

Never married: 31.7%

Labor Force Participation

 71.9% working 

Unemployed: 3.0%

Average Family Size

 3.04 people 

Commute Time

 25.9 minutes 

Health Care

 1.7% uninsured 

Poverty

 5.3%

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

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