Wayne County Sheriff's Department 200 Grosse Ile Pkwy, Trenton, MI48183 This Sheriff's Department is a marine safety unit for Wayne County. It is located within the Elizabeth Park Marina,…More which is a part of the Wayne County Park System. The department rests on the Detroit River between Trenton and Grosse Ile and can be found by entering the marina.
Elizabeth Park Marina 202 Grosse Ile Pkwy, Trenton, MI48183 The marina is run by the Wayne County Parks System. There is a Wayne County Sheriff's Department located within the…More marina. There are no seasonal slips located in the marina. A harbor master is on duty from April to September. The marina has an off-season phone number of 313-824-8780. The radio channel is channel 9.