Cambridge ZIP Codes

List of Zip Codes of Cambridge

The following table lists ZIP Codes associated with Cambridge, Massachusetts, based on ZIP Code Tabulation Area (ZCTA) data from the U.S. Census Bureau.


S.N. Zip Code Latitude Longitude County Population Density
1 02138 42.37997 -71.13446 Middlesex 38,077 5369.0
2 02139 42.36224 -71.10253 Middlesex 39,609 9854.9
3 02140 42.39332 -71.13342 Middlesex 21,361 7119.9
4 02141 42.37041 -71.08218 Middlesex 14,677 9308.6
5 02142 42.36295 -71.08189 Middlesex 4,349 5352.7


About Cambridge Massachusetts Zip Codes

The city of Cambridge in Massachusetts (MA) is served by approximately 5 ZIP Codes. These codes cover residential neighborhoods, business districts, and surrounding localities that use the city name in their mailing address.

Based on ZIP-level population estimates, the combined population covered by these ZIP Codes is around 118,073 people. Population density can vary significantly from one ZIP Code to another, reflecting the mix of dense urban blocks, commercial corridors, and lower-density residential areas.

The ZIP Codes associated with Cambridge fall within county jurisdictions such as Middlesex. Each county manages local services, land use, and administration for the areas corresponding to its ZIP Codes.

Most ZIP codes for Cambridge, Massachusetts follow the America/New_York time zone.