BBL has three accesses that are maintained by the MN Department of Natural Resources: the upper bay access on the west shore, the Hunter’s Bay access and the one in Big Birch Lake State Forest Campground. There are three additional accesses maintained by townships. There is a north shore access maintained by Grey Eagle Township, a lower bay east shore access maintained by Millwood Township and an access on Stundebeck Bay also managed by Millwood Township.