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ZIP Code Database - Facts & Stats

Data Last Updated: October 1, 2021

ZIP Codes for City of Waltham, MA

Waltham, MA Covers 4 ZIP Codes

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 02451StandardMiddlesex17,426781 / 617 / 339 / 978
ZIP Code 02452StandardMiddlesex14,238781 / 617 / 339 / 978
ZIP Code 02453StandardMiddlesex28,968781 / 617 / 339 / 978
ZIP Code 02454P.O. BoxMiddlesex0781 / 617 / 339 / 978

Timezone(s):Eastern (GMT -05:00)
Population:60,632 (More Details)
Male Population:30,204
Female Population:30,428
Median Age:34
ZIP Codes:4
Area Codes:4
Total Area:847 square miles (county)
Land Area:818 square miles (county)
Water Area:29 square miles (county)

Waltham, MA Demographic Information *

Total population60,632
Male population30,204
Female population30,428
Median age (years)33.9
White Population45,697
Black Population3,651
Indian Population139
Asian Population5,860
Hawaiian Population73
Hispanic Population8,280
Median age (Male)32.7
Median age (Female)35.2
Total households23,690
Family households (families)12,484
Average household size2.28
Average family size2.99
Total housing units24,926
* Demographic data is based on 2010 Census.

Waltham, MA Other Information

276 Cities within 30 miles of Waltham, MA Products


  1. U.S. Postal Service [Last Updated: 10/1/2021],
  2. Internal Data Creation [Last Updated: 10/1/2021],
  3. U.S. Geological Survey [Updated as needed],
  4. U.S. Census [Updated Yearly],
  5. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],