The Champaign County Fair is operated by the County Agricultural Society. OSU Extension works cooperatively with the Fair Board to allow 4-H members to participate in the county fair.
The Champaign County Fair remains a traditional rural county fair. Come visit the traditional rural flavor while providing modern fair facilities. The fair is the largest learning laboratory for 4-H and FFA youth. Champaign County Fair dates are August 6-13, 2021. The Champaign County Fair is the largest event in the county.