Fayette County is home to Lexington, Kentucky's second-largest city and the heart of the Bluegrass Region. Known for horse farms, rolling pastures, and strong land values, Fayette County offers urban amenities alongside agricultural heritage. County seat: Lexington. Experience the dynamic Northern Kentucky region in Kenton County, with its bustling county seat in Covington. As a populous county of over 166,998, it offers limited but valuable land opportunities for those seeking proximity to urban amenities while still finding pockets of space for development or unique residential projects.