Child Lake is a 316 acre lake with a maximum depth of 29 feet. There is a user developed earthen access on state owned land on the south shore off Cass County Highway 5. Child Lake is also accessible from Woman Lake through the Boy River. The primary species of fish that anglers target on Child Lake are northern pike, bluegill, largemouth bass, and walleye. Other fish include crappie, rock bass and perch.