Amador County (/ˈæmədɔːr/ i) is a county located in the U.S. state of California, in the Sierra Nevada. As of the 2020 census, the population was 40,474. The county seat is Jackson. Amador County, located within California's Gold Country, is known as "The Heart of the Mother Lode". There is a substantial viticultural industry in the county.
