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 secluded sanctuary in Spencer County, a North Central Kentucky gem with Taylorsville as its welcoming county seat. Home to nearly 20,000 residents, this county offers picturesque countryside, proximity to Taylorsville Lake State Park, and an ideal setting for those envisioning a peaceful rural existence.