Beaver County is a county in west central Utah, United States. As of the 2020 United States Census, the population was 7,072, up from the 2010 figure of 6,629. Its county seat and largest city is Beaver. The county was named for the abundance of beaver in the area.

Beaver is a city in, and county seat of, Beaver County in southwestern Utah, United States. The population was 3,592 at the 2020 census, up from the 2010 figure of 3,112.