Twin Lakes State Park, located in Calhoun County, Iowa, is a serene outdoor destination known for its two adjacent lakes: North Twin Lake and South Twin Lake. The park spans 461 acres of land with ample water surface area providing recreational opportunities such as boating, fishing (notably for walleye), swimming at the beach areas.

Opened to the public on August 1st, 1984 after being authorized by legislation passed in April that year; it offers amenities including campgrounds with modern facilities and picnic areas perfect for family outings. Hiking trails meander through wooded landscapes offering glimpses of local wildlife while winter activities include ice-fishing and cross-country skiing when conditions permit.