Arnold is an unincorporated community in Mendocino County, California. It is located on the Northwestern Pacific Railroad 3 mi southeast of Longvale, at an elevation of 1220 feet (372 m). More
Arnold is an unincorporated community in Mendocino County, California. It is located on the Northwestern Pacific Railroad 3 mi southeast of Longvale, at an elevation of 1220 feet (372 m).