Kaysville is a city in Davis County, Utah. It is part of the Ogden–Clearfield metropolitan area. The population was 32,945 at the time of the 202…Kaysville is a city in Davis County, Utah. It is part of the Ogden–Clearfield metropolitan area. The population was 32,945 at the time of the 2020 census. Kaysville is home to the USU Botanical Gardens, which also serve as an extension location and distance education center for Utah State University.