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Hi Seas Marina
Oconto, Wisconsin
On Lake Michigan's Green Bay

Hi Seas Marina is a full service marina located in Oconto, Wisconsin on the western shore of Lake Michigan's Green Bay.   Within easy boating reach of famous Door County, Hi Seas offers a friendly, economical alternative for slip rental, service, and storage on the "warm sandy" side of the bay.

*** Discounts on fuel, service, and supplies for slip holders ***

  • Protected Dockage for Boats to 60 feet
  • Inside and Outside Storage
  • River and Basin Dredged - 9 ft min depth
  • Fuel and Pumpout Service
  • Complete Maintenance & Repair Service   
  • 24hr Restrooms & Showers
  • 30 Ton Open End Travelift
  • Ships Store

  • 1711 Harbor Road
    Oconto, WI 54153

    44 53.30 N
    087 50.81 W


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    Compare Hi Seas today with Hi Seas circa 1970