Middle Bar is a former mining town on the Mokelumne River in Amador County, California.
[1] Middle Bar was founded in 1850 by English miners during the California Gold Rush.
[3] In 1851, the Middle Bar Bridge was built over the Mokelumne River to handle the large amount of gold seekers coming through the area.
Eventually, the homes of Middle Bar were purchased by the East Bay Municipal Utility District.
[5] In the present day a truss bridge built by the Clinton Bridge and Iron Works bearing the date 1912 crosses the Mokelumne River at the town site, connecting the river banks in Amador County and Calaveras County, California.