El Dorado County California (Historic Districts) has 6 places on the National Register of Historic Places including 2 places of National significance and 1 place of Statewide significance. Significant places include Coloma, Eddy Tree Breeding Station and Vikingsholm, Hattie (Gold Bug), Priest and Silver Pine Mines and Stampmill and Sugar Pine Point State Park.
Prehistoric cultural affiliation(s) include Washo dating back to 1750.
Some of the country's most noteable architects helped create the El Dorado County places including Matt Green, Palme,Lennart,AIA and Bernard Maybeck. Prominent architectural styles found in El Dorado Country are Bungalow/Craftsman, Colonial Revival and Late 19th And 20th Century Revivals.