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Seward Park
Andrews Bay Anchorage

Address: 5902 Lake Washington Blvd S > directions
Information: (206) 684-4396

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  • Short term anchorage is approved in Andrews Bay on Lake Washington under City of Seattle Ordinance Number 118570/SMC 16.40.030 (F) passed into law May 1997.
  • The approved area is defined by two buoys marked with "A" indicating the northwest and southwest corners of the anchorage zone. Shore markers note the northeast and southeast corners. Anchorage is limited ONLY to this area.
  • A 72 hour maximum stay within any seven day period is permitted.


  • Be a good boater. Maintain the high standards expected of the captain, crew and guests.
  • Educate otherstalk with other boaters who may be new to Andrews Bay or appear to be unaware of the rules.
  • Be aware of the rules about noise, speed, pollution and environmental damage.
  • Do NOT dump anything overboard, especially sewage, whether treated or not whether legal or not.
  • Stow it, Dont throw it. Help reduce litter and garbage in the waterways that affects enjoyment and may harm the environment.
  • Slow down when approaching the bay. Notice the "no-wake zone" markers. Heavy wakes can cause damage to the shoreline and affect boats already anchored.
  • Respect the environment. Seward Park, is maintained as an environmental education center with restoration projects underway to re-establish natural habitat.


Seward Park is located on the eastern shore of the Andrews Bay anchorage area. Bailey Peninsula comprises a large portion of the park, along with picnic areas, tennis courts, swimming beach, art studio and environmental education center.

Seward Park is maintained as an environmental treasurer with public and private efforts underway to restore habitat, protect wildlife and encourage nature to flourish within a large city.

In the interest of protecting the environmentally sensitive areas, on-shore landing of small powerboats is permitted ONLY at two sites that are marked on the map:

  • Less than 10 hp or non-motorize: South of the anchorage area, 100 yards north of the Seward Park Art Studio. It is round 2" river rock on this shoreline.
  • No horsepower restriction or non-motorized: West of the anchorage area at the Ferdinand Street hand-carry boat launch.

Boats are not permitted within 100 yards of the Rev. Murphy fishing pier (northeast corner of the anchorage area) or 100 yards from the Seward Park swimming beach.

Seattle Parks and Recreation welcomes your use of Seward Park. To make your visit more enjoyable, be aware of the law. A few of the more common problems:

  • Dogs must be on a leash and owner must scoop the poop.
  • Do not pick flowers, damage plants or tie your boat to a tree, or any plant material.
  • No alcohol is permitted on Park property.
  • The park is closed to visitors from 11:30 p.m. to 4:00 a.m.

Lakewood Moorage, which is located northwest of anchorage area, has a
small store with marine supplies and snacks.
Telephone (206) 722-3887


Anchorage in Andrews Bay is restricted to the designated anchorage zone only. Several other legal anchorages or transient moorage areas are found on Lake Washington:
  • Coulon Park in Renton
  • Juanita Bay
  • Kirkland Marina
  • Meydenbauer Bay
  • Yarrow Bay

Updated September 15, 2014

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