Rancho San Diego, home to about 20,150 people, is a master-planned community which spans 4,800 acres.

It is a predominantly rural community which is conveniently located south of El Cajon and northeast of Spring Valley.

Businesses around Jamacha Boulevard continue to grow and prosper as the primary services center for Rancho San Diego.

The area serves as an alternative shopping and services district for the residents of Mount Helix, El Cajon, Jamul and Casa de Oro/ Spring Valley.