Maple Grove Prairie is a 99 acre parcel of former agricultural land that has been converted to native grasses and wildflowers, and that borders the North Fork of Paint Creek on it's southern edge. The Paint Creek Recreational Trail runs through this preserve, and the John and Doris Corcoran Dog Play Area is an unfenced, leash-free dog play area that is composed of 49 acres of stream bank, riparian forest, and turf grass.