When Is Darke County Fair 2025. Today the darke county fairgrounds plays host to a growing list of community events including the great darke county fair as well as events, exhibitions, festivals and much more. Sunday, 17th august 2025 at 20:00h.

The darke county fair is pleased to announce that travis tritt will be our headliner at this year’s. Find out who will be headlining the 2025 great darke county fair!