Century Park Arboretum is located in Vernon Hills, Illinois and is situated on 113 acres of land and water that was developed in 1976. It is the largest park in the Vernon Hills Park District’s care. In its early years the park was planted with faster growing trees as most parks were, over the years through an ongoing tree memorial program and the utilization of a grant around 2006 the tree inventory became more diversified. In 2015 efforts to increase the quantity and diversification of trees began within the park resulting, which resulting in Century Park Arboretum being awarded a Level II accreditation in the fall of 2017.