78123 is zip code located in Seguin, Texas. The population is 2,362, making 78123 the 2nd largest zipcode in Seguin and the 6th largest in Guadalupe County.
There are 0 public schools in 78123 with an average Homefacts rating of C-. The total crime rate for Seguin is moderate , and there are 8 registered sex offenders residing in the zip code 78123. Unemployment in 78123 is moderate.