Big Bar, Calaveras County, California
(重定向自Upper Bar)

- For the community formerly called Big Bar in Calaveras County, see Mokelumne Hill, California.
Big Bar (also, Upper Bar and Upper Ferry) is an unincorporated community in Calaveras County, California. It lies at an elevation of 630 feet (192 m).
Big Bar is on the Mokelumne River and a ferry (the "Whale Boat Ferry") operated here from 1850 to either 1852 or 1853.