78009 is zip code located in Castroville, Texas. The population is 7,958, making 78009 the largest zipcode in Castroville and the 3rd largest in Medina County.
There are 3 public schools in 78009 with an average Homefacts rating of B+. The total crime rate for Castroville is very low , and there are 16 registered sex offenders residing in the zip code 78009. Unemployment in 78009 is moderate.
Zip codes within Castroville include 78039.