San Diego is located in Jim Wells County, TX. The population is 4,694, making San Diego the 2nd largest city in Jim Wells County.
There are 3 public schools in San Diego with an average Homefacts rating of C-. The total crime rate for San Diego is very low , and there are 28 registered sex offenders residing in the city. Unemployment in San Diego is high and the median home sales price is $0. Detailed and up-to-date San Diego property reports are available for any property address.