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About Billerica, Massachusetts

Billerica ( /b?l?r?k?/) is a town in Middlesex County, Massachusetts, United States. The population was 40,243 according to the 2010 census. It is the only town named Billerica in the United States and borrows its name from the town of Billericay in Essex, England.

News from Billerica

Billerica Facts

  • Population Total: 42,038
  • Square Miles: 25.9
  • Area Code: 351 ; 978
  • Elevation: 250
  • Postal Codes: 01821 (Billerica), 01862 (North Billerica)
  • Timezone: Eastern Standard
  • Website: http://www.town.billerica.ma.us/