Harbour

Boat Street Marina

Seattle, United StatesPacific Northwest
Type
Harbour

90-berth private marina on the north shore of Portage Bay, Seattle, midway between Montlake Bridge and University Bridge.

Guide

Approach and anchoring

Approach from Lake Union through the Ship Canal under the University Bridge, then turn east into Portage Bay. Fresh water, no tide. Air draught limited by the University Bridge bascule span and by the fixed 167 ft Ship Canal Bridge to the north-east.

Practical

Long-term moorage only, no transient berths. 30 amp shore power on renovated pontoons. Keycode gate, 24 hour heads and showers. Kayak and SUP hire on site, lockers for paddlecraft.

Ashore

University of Washington campus 600 m north on foot. Agua Verde cafe and paddle club at the marina entrance. Restaurants and shops along NE 45th St about 1 km north.

Key facts

Type
Harbour
Coordinates
47.65093, -122.31431 (47°39.06'N 122°18.86'W)
Town
Seattle
Country
United States
Updated
July 7, 2026

Getting there

Boat Street Marina lies at 47°39.06'N 122°18.86'W, that is 47.65093, -122.31431 in decimal degrees.

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