Mongold Day Use area is 1.5 miles west of Detroit Lake State Park. It's the only public boat launch facility on the lake featuring a swimming area, grass beach, picnic facilities and restrooms. Mongold is a year-round fee area.
Mongold has 58 single car parking spaces and three fully-accessible parking spaces near the swimming area, and another 25 single car parking spaces at the top of the parking lot. There are 120 vehicle/trailer parking spaces, and three that are accessible to people with disabilities.
Overnight parking at Mongold is permitted only when the visitor is camping on Piety Island.
Vital stats $3 daily day-use fee or buy a 12-month permit for $25, or a 24-month permit for $40. These 1- and 2-year permits are good at all state park day-use areas. For information, call 1-800-551-6949.
