Clark County is a county located in the U.S. state of Nevada, which also comprises the Las Vegas-Henderson-North Las Vegas, NV metropolitan statistical area. The land area of Clark County is 8,061 square miles, or roughly the size of New Jersey. As of the 2020 census, the population was 2,265,461. Most of the county population resides in the Las Vegas Census County Divisions, which has 2,196,623 people as of the 2020 Census.