There are 466 acres located in Richmond, Indiana that Hayes Arboretum makes available to members and visitors. There are unique plant, rock and fossil collections as well as miles of hiking, jogging and mountain bike trails. 

Other features found on his property include 3% of Indiana’s old growth forest, as well as many acres of reforested woods. An 1833 dairy barn that acts as our Nature Center, filled with exhibits on regional flora and fauna. There's also the Hayes Museum, where you can learn about the Arboretum's rich history. Throughout the Arboretum you can find ponds, fields, wetlands, and even an Indian Mound. Hayes Arboretum is open free of charge to the public. There are many reasons to come and visit, so bring your friends and family and explore!