Clinton County Corn Festival 2025. Clinton county corn festival 2025. Clinton county corn fest happening at clinton county fairgrounds, 958 w main st, wilmington, oh 45177, united states on fri sep 06 2025 at 07:00 pm to 09:00 pm.

Clinton county corn festival is always held the weekend after labor day. Held annually after labor day, the fairgrounds in wilmington buzzes with activities for all.