This is the Rockville Chapter of the Izaak Walton League of America. The league is an advocacy group that promotes community-based and reasonable approaches to environmental restoration and conservation. The Rockville Chapter's facilities are located on a 51 acre-area of land, next to Senaca State Park. The facilities feature a 3-acre lake stocked with fish, a rifle range, a pistol range, a trap range, an archery area, and a meeting house that accommodates up to 120 people. Also featured is the Chestnut Orchard, which offers tree farming.
Outdoors activities are offered for adults and youth and include water sports, archery, shooting, fishing, hiking, outdoor photography and conservation-related activities. Membership is required.