91770 is zip code located in Rosemead, California. The population is 61,836, making 91770 the largest zipcode in Rosemead.
There are 14 public schools in 91770 with an average Homefacts rating of A-. The total crime rate for Rosemead is moderate , and there are 19 registered sex offenders residing in the zip code 91770. Unemployment in 91770 is very high.