Tomahawk Island Marina

Slip Information:
  • Total Slips: 76
  • Max Length: 60 feet '
Marina Phone: 503-289-5511
300 NE Tomahawk Island Dr, 
Portland, OR 97217
View Marina Website

Dock your boat at the Tomahawk Island Marina – Portland’s premier Marina since 1971! We are conveniently located on the Columbia River in Jantzen Beach, near Hayden Island.