Mariposa County is located in the U.S. state of California. As of the 2020 census, the population was about 17,131. The county seat is Mariposa. It lies along the western edge of Yosemite National Park and is considered part of the Gold Country, with the California Gold Rush having its roots in this county.
Mariposa County was one of the original counties of California, created at the time of statehood in 1850. While it began as the state's largest county, territory that was once part of Mariposa was ceded over time to form twelve other counties.
The county is also home to the famous Sequoia trees, the largest living organisms on Earth. It boasts a diverse wildlife and a rich history, with landmarks like the Mariposa Museum and History Center, Yosemite Mountain Sugar Pine Railroad, and the historic town of Coulterville.
The economy in Mariposa County is driven by tourism, with many people visiting the Yosemite National Park. The county also has a stable agricultural sector, with livestock farming being particularly prevalent.
