The Common Ground Country Fair, also known as the Common Ground Fair, is an agricultural fair in Unity, Maine held the third weekend after Labor Day and sponsored by the Maine Organic Farmers and Gardeners Association (MOFGA). It is held at the Common Ground Education Center. It was first held in 1977. The fair "celebrates organic living, farming and growing," and all the food sold at the event must be organic. The fair regularly hosts 50,000 to 60,000 people.