Clay County Fair Spencer Ia 2024 Schedule. 800 west 18th street, spencer, ia the clay county fair, the world's greatest county fair since 1917, attracts more than 300,000 people for nine days each september to.  — advance gate tickets for the 2024 clay county fair, powered by smu, are on sale now, just in time for the holidays.

Event starts on saturday, 7 september 2024 and happening. Clay county fair & events center, spencer, iowa.