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. Find your lakeside dream in Marshall County, Western Kentucky, centered around Benton. With over 31,000 residents, this popular region offers abundant waterfront land on Kentucky Lake and Lake Barkley, perfect for recreational retreats or building a lakeside residence.