Wasatch County is a county in the U.S. state of Utah. As of the 2020 United States Census, the population was 34,788. Its county seat and largest city is Heber City. The county was named for a Ute word meaning "mountain pass" or "low place in the high mountains". Wasatch County is part of the Heber, UT Micropolitan Statistical Area as well as the Salt Lake City-Provo-Orem, UT Combined Statistical Area.