Do wild horses live in San Diego?

There are no wild horses native to San Diego County. However, there are several herds of feral horses that roam the mountains and deserts of the region. These horses are descended from animals that were brought to the Americas by Spanish explorers in the 16th century. Over time, these horses escaped or were abandoned and eventually established their own herds. Today, there are an estimated 1,500 feral horses living in San Diego County.