The Champaign County Fair is operated by the County Agricultural Society.  Ohio State University Extension works cooperatively with the Fair Board to allow 4-H and FFA 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 1-8, 2025. The Champaign County Fair is the largest event in the county. 

4-H Theme for the 2025 Champaign County Fair: 

"Find Your Next Adventure in 4-H"

 

 

  2025 Champaign County Fair Book

 

 

 

 Fair Forms, Applications, and Updates