Ohio State Fair 2024 Dates. Aug 29, 2024 / 12:40 pm edt. Visit the famed butter cow and calf, be greeted by smokey.

Experience your favorite fair traditions, like the butter cow, smokey bear, livestock animals, and delicious fair foods. The ohio department of agriculture released the official dates for the 2024 fair season, which includes ohio’s 94 county and independent fairs and the ohio state fair.