94552 is zip code located in Castro Valley, California. The population is 14,199, making 94552 the 2nd largest zipcode in Castro Valley.
There are 4 public schools in 94552 with an average Homefacts rating of A. , and there are 2 registered sex offenders residing in the zip code 94552. Unemployment in 94552 is moderate.
Zip codes within Castro Valley include 94546.