Lake St. George State Park is a public recreation area located on the northwest shore of Lake St. George in the town of Liberty, Waldo County, Maine.

[2] The state park covers 358 acres (145 ha) and offers camping, lifeguard-supervised swimming, picnicking, canoeing, motorized boating, and fishing.

[2] The lake's 1,017 acres (412 ha) support populations of landlocked salmon and brook trout.

[3] The park is managed by the Maine Department of Agriculture, Conservation and Forestry.