Clay County Fair Spencer Iowa 2025 Dates. Po box 527, spencer, ia 51301. Happening at clay county fair & events center, spencer, ia on sun apr 28 2025 at 06:00 am.

From thrilling lumberjack competitions and foam parties to stilt artists and educational shows, this year’s fair promises unforgettable experiences for visitors of all ages. Every september the clay county fair goes on in spencer, iowa.