what's the cost for full hook-up camping with a 24 ft 5th wheel.

This is a MI State Park. They typically DO NOT have full hook ups. Typically electricity at site but may need an extension cord. No in-site city water hook up or in-site sewer. Water spigots located throughout campground and dump station near the entrance/exit.

Camping Rates: Campsite $ 25 per night Walk-in Only Rustic Campsites $ 17 per night Deluxe Cabin $101 per night Rustic Cabin $ 68 per night *Please Note: Pricing is Subject to Change at Any Time. http://www.shorelinevisitorsguide.com/select-michigan-state-park-maps-and-guides/sleepy-hollow-state-park/?utm_source=Michigan%20DNR&utm_medium=website&utm_content=SleepyHollow&utm_campaign=State%20Park%20Maps