Ruth Lake is a 588 acre lake located just north of the city of Emily in Crow Wing County. A public access is located on the northwest side of the lake. Development is heavy won the lake. The maximum depth is 39 feet and about 34% of the lake is 15 feet deep or less. This lake has been a good fishing lake for a variety of fish. Northern pike, largemouth bass and panfish are the dominant fish in the lake. Walleye are also available. Panfish include bluegill, crappie and perch.