Pin Oak Park is a county park access point on the Maquoketa River at river mile 114. 1, located in the Manchester area of Delaware County.

This access provides a convenient put-in or take-out for paddlers, situated between Schram Park and Bailey's Ford Access with approximately 1. 8 miles to the next access point downstream.

The park offers amenities and serves as a good launching point for paddling trips through a scenic stretch of river with tree-lined banks and nearby public recreation areas.