Storey County is a county located in the U.S. state of Nevada. As of the 2020 census, the population was 4,104, making it the third-least populous county, but one of the fastest-growing economies in Nevada. In 2018, over 18,000 people were employed in the county. Its area is 264 square miles (680 square kilometers), making it the smallest county in Nevada in terms of area. Its county seat is Virginia City. Storey County is part of the Reno-Sparks metropolitan area.