Adair County, Kentucky, is located in the south-central part of the state. It was established in 1800 and is named after John Adair, a prominent military figure. The county seat is Columbia, which is also the largest city in the area. Adair County is known for its rural landscape, featuring rolling hills and farmland. The county covers an area of approximately 400 square miles and has a population of around 19,000 residents. It is part of the Lake Cumberland region, which offers recreational opportunities such as fishing and boating. Adair County is also home to several historical sites and local festivals.