Illinois State Fair Mega Pass 2025 Il. The fair administration office is open from. Discounted state fair mega passes and jumbo passes now available 98.7, the 2025 illinois state fair runs from august 8th through august 18th.
Come and explore the new and improved agriculture tent. Mega passes provide fairgoers with unlimited rides at both the carnival midway and adventure village all 11 days of illinois state fair, while the jumbo pass gives you unlimited.