Calaveras and Tuolumne County Map

Tuolumne County, officially the County of Tuolumne, is a county located in the U.S. state of California. As of the 2020 census, the population was 55,620. The county seat and only incorporated city is Sonora.
  • Country: United States
  • State: California
  • Regions: Sierra Nevada, Gold Country
  • Incorporated: February 15, 1850
  • County seat: Sonora
  • Largest city: Sonora
  • Highest elevation: 13,114 ft (3,997 m)

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Data from: en.wikipedia.org