Harbour

Jantzen Bay Marina

Portland, United StatesOregon and the Columbia River
Type
Harbour

Largest covered marina in Oregon, on the north shore of Hayden Island in the Columbia River, 10 miles north of downtown Portland.

Guide

Approach and anchoring

Entered from the Columbia River main channel into Jantzen Bay on the north side of Hayden Island, just off Interstate 5. Sheltered from the main-channel current.

Practical

Around 400 covered and uncovered berths for boats up to 60 feet. Jantzen Fuel Depot on site with diesel and petrol, pump-out station, chandlery and ship store. On-site cafe and restaurant. Boat rentals available.

Ashore

Jantzen Beach Center shopping mall within walking distance with supermarket, pharmacy and restaurants. Bike path along Marine Drive to Smith and Bybee Wetlands 4 miles east. Downtown Portland 10 miles south by road.

Key facts

Type
Harbour
Coordinates
45.60822, -122.67761 (45°36.49'N 122°40.66'W)
Town
Portland
Country
United States
Updated
July 7, 2026

Getting there

Jantzen Bay Marina lies at 45°36.49'N 122°40.66'W, that is 45.60822, -122.67761 in decimal degrees.

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