94404 is zip code located in San Mateo, California. The population is 33,792, making 94404 the 3rd largest zipcode in San Mateo.
There are 0 public schools in 94404 with an average Homefacts rating of A. The total crime rate for San Mateo is moderate , and there are 4 registered sex offenders residing in the zip code 94404. Unemployment in 94404 is low.