The Seneca County Jr. Fair Foundation, originally established in 1971 as the Seneca County Jr. Fair Building Fund, was incorporated and registered with the State of Ohio as the present name in 1979. It is a non-profit, tax-exempt and an all volunteer organization. Its purpose is to improve the welfare of the Seneca County Fair which occurs on the Seneca County fairgrounds located at 100 Hopewell Ave., Tiffin, Ohio. The organization is dedicated to providing an opportunity for the youth of Seneca County to learn and develop leadership skills through participation in Jr. Fair activities and programs. A board of 23 trustees elected from the membership manages its operation. Membership is open to anyone participating in the Seneca County Jr. Fair and its supporters.