Clipper Mills is a census-designated place in Butte County, California. It lies at an elevation of 3550 feet. Clipper Mills has a post office, first established in 1861 and moved in 1891. Its zip code is 95930. Clipper Mills's population was 142 at the 2010 census. Clipper Mills' history and economy are centered on the lumber industry. A sawmill started operating nearby, in 1852, and by 1855, Clipper Mills had its own sawmills.