Cache County is a county located in the Wasatch Front region of Utah. As of the 2020 United States Census, the population was 133,154, with an estimated 140,173 in 2022. Its county seat and largest city is Logan. Cache County is one of two counties included in the Logan metropolitan area, alongside Franklin County, Idaho.

The Wasatch Front is a metropolitan region in the north-central part of the U.S. state of Utah. It consists of a chain of mostly contiguous cities and towns stretched along the Wasatch Range from approximately Santaquin in the south to Logan in the north, and containing the cities of Salt Lake City, Bountiful, Layton, and Ogden.