Lake Associations share a collective voice with Municipal governments and other non-profit organizations to ensure land and lake use adheres to the values of the lake’s inhabitants. BLCA aims to communicate, educate and inform regarding stewardship issues and best practices pertaining to living or cottaging around Blackstone Lake. BLCA membership includes membership in the Georgian Bay Association and the Federation of Ontario Cottagers Association with access to their resources and broader influence.

Blackstone Lake is located in the Township of the Archipelago, Ontario, Canada, at approximately 45° 14' North, 79° 51' West, 15 km south of Parry Sound, 8 km west of Highway 400, and 10 km east of Massassauga Provincial Park.