Clark County, Nevada

Clark County is located in the U.S. state of Nevada. As of the 2010 U.S. Census, the population was 1,951,269, with an estimated population of 2,204,079 in 2017. It is by far the most populous county in Nevada. Las Vegas, the state’s most populous city, has been the county seat.

The county was formed by the Nevada Legislature by splitting off a portion of Lincoln County on February 5, 1909, and came into existence on July 1, 1909.