Home › Venues › Allen County Fair Allen County Fair Tickets Buy tickets for concerts at Allen County Fair in Lima, OH. Allen County Fair Concert Tickets & Calendar Sat Aug 16, 2025 Lauren Daigle Allen County Fair Lima, OH Tickets & Info Calendar Hotels & Lodging Near Allen County Fair About the Venue Allen County Fair At-a-Glance Address2750 Harding HighwayLima, OH 45804United States Map & Directions Website allencofair.com/ Next Event Lauren Daigle Aug 16, 2025 Advertisement