The St. Peters Farmers Co-Op was founded by local area farmers in 1916. It provides animal feed products, seed and fertilizer, fence and gate supplies and oil and fuel supplies for farmers and non co-op participants. Feed for live stock, wild life, horses and domestic animals is offered. The Old Town Country Store provides a vast variety of indoor and outdoor hardware items. It is an authorized feed retailer for Purina. Farmers Co-Op is located in the downtown St. Peters area.