About Copperopolis CDP, California
Copperopolis is a census-designated place (CDP) in Calaveras County, California, United States. The population was 3,671 at the 2010 census, up from 2,215 at the 2000 census.
The town of Copperopolis was founded in 1852 as a mining camp. It was originally known as Queen of the Northern Mines before being renamed in 1858. The town grew rapidly during the California Gold Rush, but declined just as quickly when the mines ran out of ore.
Today, Copperopolis is a bedroom community for the nearby city of Angels Camp. It is also a popular retirement destination for those who enjoy the rural lifestyle and scenery.