Douglas County is a county in the northwestern part of the U.S. state of Nevada. As of the 2020 census, the population was 49,488. Its county seat is Minden. Douglas County comprises the Gardnerville Ranchos, NV Micropolitan Statistical Area, which is also included in the Reno–Carson City–Fernley, NV Combined Statistical Area.

Nevada is a landlocked state in the Western region of the United States. It borders Oregon to the northwest, Idaho to the northeast, California to the west, Arizona to the southeast, and Utah to the east. Nevada is the 7th-most extensive, the 32nd-most populous, and the 9th-least densely populated of the U.S. states. Nearly three-quarters of Nevada's people live in Clark County, which contains the Las Vegas–Paradise metropolitan area, including three of the state's four largest incorporated cities. Nevada's capital is Carson City. Las Vegas is the largest city in the state.