North Ottawa Dunes, 513 acres, an Ottawa County park.
For more info on this park check out this link,
We parked at the entrance of Ferrysburg’s Coast Guard Park (18161 North Shore Road Ferrysburg Michigan) here you will find signs marking the North Ottawa Dunes trail. No bikes, no horses, yes to dogs on a leash and in the control of the owner. It was a beautiful December day, with blue sky and no snow.
P.J. Hoffmaster State Park. The property features tremendous topography with an elevation change of 185 feet in the parabolic dune formations. Eight distinct dunes in the rugged landscape exceed 750 feet in height.