Anchorage is a unified municipal consolidated city-borough in the U.S. state of Alaska, on the West Coast of the United States. With a population of 291,247 in 2020, it is Alaska's most populous city and contains nearly 40% of the state's population. The Anchorage metropolitan area, which includes Anchorage and the neighboring Matanuska-Susitna Borough, had a population of 398,328 in 2020, accounting for more than half the state's population.