Semiahmoo Marina is the Northwest’s premier resort boating destination. Nestled between the San Juan Islands to the south and the inland waters of British Columbia to the north, boaters will find that Semiahmoo’s breathtaking moorage, surroundings, generous amenities, and slip ownership opportunities provide an unparalleled boating experience.

Is your boat ready for winter weather? We offer boat watch service- Call 360-371-0440 today and get signed up.


CALL (360) 371-0440

or use this handy form

 Semiahmoo Marina – Celebrating 35 Years!