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4376 Crescent Beach Road

Onekama MI 49675

Established in 1963 and located on beautiful Portage Lake, Onekama Marine, Inc. is a family-owned and operated marine facility offering dockage at 4 locations, summer and winter storage, full mechanical service and sales of new and pre-owned boats.

We ask that you patronize and support the businesses and organizations that support the Onekama area and the Portage Lake Association, making this website possible.

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