Welcome to The Highlands at Rancho San Diego. Thoughtfully designed with you in mind, these distinctive apartment homes offer all of the contemporary amenities and conveniences you desire for a comfortable, relaxed, care-free lifestyle. The Highlands at Rancho San Diego is ideally located in the rolling foothills of Rancho San Diego, East County's premier master-planned community. Just a few minutes walk to the renowned Cottonwood Golf Course, shopping and entertainment.