Prehistoric cultural affiliation(s) include Washo dating back to 1750.
The famous person George Tallant is associated with one of more of the El Dorado County historic places.
Some of the country's most noteable architects helped create the El Dorado County places including Palme,Lennart,AIA, M.A. Hollenbeck, Furman & Co. Jones, Rankin, Matt Green, Alcander Bayley, Booth & DeVoe, J. Pearson, Giovanni Lombarde and Bernard Maybeck. Prominent architectural styles found in El Dorado Country are Colonial Revival, Bungalow/Craftsman and Gothic Revival.