02139 is zip code located in Cambridge, Massachusetts. The population is 35,945, making 02139 the largest zipcode in Cambridge and the 7th largest in Middlesex County.
There are 9 public schools in 02139 with an average Homefacts rating of C+. The total crime rate for Cambridge is very low , and there are 11 registered sex offenders residing in the zip code 02139. Unemployment in 02139 is low.