Elevation: 1,761 m (5,778 ft)
The Cuyamaca Mountains, locally the Cuyamacas, are a mountain range in San Diego County, California. The mountains run roughly northwest to southeast. The highest elevations are Cuyamaca Peak at 6,512 feet (1,985 m) and Stonewall Peak at 5,700 feet (1,700 m). The San Diego River and the Sweetwater River both rise in the Cuyamacas.
The mountains are part of the Cleveland National Forest and contain Cuyamaca Rancho State Park.
There are several small towns in the Cuyamaca Mountains including Julian, Descanso, Pine Valley and Guatay.
Interstate 8 passes through the Cuyamaca Mountains. State Rt. 79, known as the Cuyamaca Highway, runs lengthwise through the mountains.