Ohio State Fair 2025 Dates. When are the county fairs in ohio? Ohioans can now mark their calendars for the 2025 fair season.

The ohio department of agriculture has set dates for the ohio state fair and the nearly 100 county and independent fairs in ohio, with the season starting in paulding county. Discover thrilling rides, delicious food, arts and crafts, livestock, agriculture, farm animals, and iconic attractions like the butter.