78384 is zip code located in San Diego, Texas. The population is 6,131, making 78384 the largest zipcode in San Diego and the 2nd largest in Jim Wells County.
There are 3 public schools in 78384 with an average Homefacts rating of C-. The total crime rate for San Diego is very low , and there are 25 registered sex offenders residing in the zip code 78384. Unemployment in 78384 is high.