Kaysville is a city in Davis County, Utah. It is part of the Ogden–Clearfield metropolitan area. The population was 27,300 at the time of the 2010 census, with an estimated population of 32,390 in 2019.

Davis County is a county in northern Utah, United States. As of the 2020 United States Census, the population was 362,679, making it Utah's third-most populous county. Its county seat is Farmington, and its largest city by both population and area is Layton.