what county is placerville california in
Placerville, California. Placerville (/ËplÃ¦sÉrvÉªl/, PLASS-Ér-vil; formerly Old Dry Diggings, Dry Diggings, and Hangtown) is the county seat of El Dorado County, California. The population was 10,389 at the 2010 census, up from 9,610 at the 2000 census. It is part of the SacramentoâArden-ArcadeâRoseville Metropolitan Statistical Area.