Etna, California Etna, California Etna is a city in the Scott Valley area of Siskiyou County, California, United States. The population was 737 at the 2010 census, down from 781 at the 2000 census. Originally named Rough and Ready, it was changed by statute in 1874 to Etna after the local flour mill (spelled Ætna/Aetna after Mount Ætna in Sicily). Etna is located at (41.457350, -122.896875). Etna is in Northern California near the Oregon border, located in Scott Valley near the CDP of Greenview, the city of Fort Jones, and the unincorporated community of Callahan. Etna is located at the foot of
Mount Etna Morris from 1957 to 1961. He was subsequently reelected to a third term, serving from 1965 to 1969. Mount Etna Morris Mount Etna Morris (September 1, 1900 – July 8, 1988) was an American politician from Missouri. A Democrat, he served three non-consecutive terms as State Treasurer of Missouri as well as Missouri Director of Revenue and two terms in the Missouri House of Representatives. Mount Etna Morris was born September 1, 1900 in Dadeville, Missouri to hardware merchant Albert G. Morris and his wife. He had two siblings; brother A. George Morris, an official with the Missouri Department of Conservation,