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ZIP code 01863

North Chelmsford, MA · Middlesex County

About ZIP code 01863

  • ZIP code 01863 is in North Chelmsford, Middlesex County, Massachusetts.
  • About 9,796 people live in it, which is 848.9 people per square mile.
  • Time zone: Eastern Standard Time.
  • The middle of the ZIP code is at 42.633, -71.391.

A ZIP code is a mail delivery area, not a town border, and one ZIP code can cover parts of several towns. To check a single address, use the US Postal Service lookup.

Chelmsford, MA

The closest town we cover is Chelmsford, Middlesex County, MA, about 3 miles from the middle of this ZIP code. 36,446 people live in Chelmsford. Typical household income is $140,629. A typical home costs $593,700.

  • Stronger than most towns on: Long, healthy lives, Home internet and working from home and Public transit.
  • Weaker than most towns on: Cost of living, State taxes and Pleasant weather for being outdoors.

See all figures for Chelmsford

Other ZIP codes in Chelmsford

Nearby ZIP codes

ZIP code list from SimpleMaps US Zips. Population is a US Census Bureau estimate. These are estimates, so check official sources before you decide.