Clay County Fair 2024 Spencer Iowa. Spencer, iowa — prepare your taste buds for a culinary adventure at the 2024 clay county fair powered by smu! Advance gate tickets for the 2024 clay county fair, powered by smu, are on sale now, just in time for the holidays.

This stage, offering free entertainment throughout the fair, promises a variety of performances for all attendees to enjoy. The clay county fair is the second biggest county fair in the world and we are hoping to make it the biggest in the world.