Woman Lake is a 5,516 acres lake in Cass County, Minnesota, United States. The lake has 3 public accesses. The lake is part of a 4 lake chain called the Woman Lake Chain. Other lakes in the chain include Child Lake, Girl Lake and Little Woman Lake. The town of Longville, Minnesota can be accessed by boat from Woman Lake. The lake is very well known for …Woman Lake is a 5,516 acres lake in Cass County, Minnesota, United States. The lake has 3 public accesses. The lake is part of a 4 lake chain called the Woman Lake Chain. Other lakes in the chain include Child Lake, Girl Lake and Little Woman Lake. The town of Longville, Minnesota can be accessed by boat from Woman Lake. The lake is very well known for its impressive Walleye, Northern, Perch, Smallmouth Bass and Muskie fishing.