Some of the cities, towns, and places in Tuolumne County are Blanchard, Buchanan, Bumblebee, Cedar Ridge, Chinese Camp, Cold Springs, Columbia, Confidence, Dardanelle, Deadwood, East Sonora, Groveland, Jamestown, Long Barn, Mather, Mi-Wuk Village, Moccasin, Mono Vista, Phoenix Lake, Pine Mountain Lake, Pinecrest, Priest, Sierra Village, Sonora, Soulsbyville, Standard, Strawberry, Tuolumne, Tuttletown, Twain Harte
Tuolumne County (), officially the County of Tuolumne, is a county in the U.S. state of California. As of the 2010 census, the population was 54,539. The county seat and only incorporated city is Sonora.Tuolumne County comprises the Sonora, CA Micropolitan Statistical Area. The county is in the Sierra Nevada region.
The northern half of Yosemite National Park is located in the eastern part of the county.