78589 is zip code located in San Juan, Texas. The population is 37,441, making 78589 the largest zipcode in San Juan and the 9th largest in Hidalgo County.
There are 14 public schools in 78589 with an average Homefacts rating of C. The total crime rate for San Juan is moderate , and there are 88 registered sex offenders residing in the zip code 78589. Unemployment in 78589 is high.