Viejas Valley is a valley in eastern San Diego County, California, United States.

It has its head at an elevation of 3,880 feet (1,180 m) on the north slope of Chiquito Peak in the Cuyamaca Mountains, at 32°51′20″N 116°38′30″W / 32.85556°N 116.64167°W / 32.85556; -116.64167.

Its mouth is at an elevation of 2,224 feet (678 m).^[1]

• Cuyamaca Mountains—related topics
• Viejas Group of Capitan Grande Band of Mission Indians

32°50′12″N 116°43′03″W / 32.83667°N 116.71750°W / 32.83667; -116.71750