Devils Canyon is a steep canyon in the Jacumba Mountains in Imperial and San Diego County, California, United States. Its mouth is located at an elevation of 1,109 feet (338 m) in Imperial County. Its head is at an elevation of 3,560 feet (1,090 m) at 32°41′06″N 116°08′42″W / 32.68500°N 116.14500°W in the Jacumba Mountains in San Diego County.[1]