ZIP code · Boxford · Massachusetts · United States
ZIP code 01921 — Boxford
ZIP code 01921 serves Boxford, Massachusetts.
- Postal code
- 01921Single source Value from one source, not cross-checked.
- City
- Boxford
- County
- Essex
- State
- Massachusetts
- Country
- United States
- Coordinates
- 42.6797, -71.0114 — precision precise (locality)
View on OpenStreetMap - Population
- 8,229 (ZCTA, ACS 5-year)
- Median household income
- $190,526
- Median age
- 49.5
- Time zone
- America/New_York (UTC−5 / UTC−4 DST)
- Area codes
- 978, 351, 508 (from the nearest rate centre)Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS). Data generated on 2026-08-21. Methodology · Report an error on this page