Cadiz is a home rule-class city located in Kentucky and serves as the county seat of Trigg County. According to the 2020 census, the city had a population of 2,540 residents. Cadiz is situated within the Clarksville metropolitan area, which extends across the Kentucky-Tennessee border region.
As the administrative center of Trigg County, Cadiz functions as the local government hub for the surrounding area. The city's designation as a home rule-class municipality grants it a degree of self-governance within Kentucky's municipal classification system, allowing for local control over certain municipal affairs and operations.