Fiddletown (from 1878 to 1932, Oleta) is a census-designated place in Amador County, California. It lies at an elevation of 1683 feet (513 m). It is located at 38°30′14″N 120°45′20″W / 38.50389°N 120.75556°W / 38.50389; -120.75556. The town is registered as a California Historical Landmark and is listed in the National Register of Historic Places (NPS-78000655). The community is in ZIP code 95629 and area code 209. Fiddletown's population was 235 at the 2010 census.