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Located just minutes from Downtown Seattle on

South Lake Union, we offer both Moorage and Office Spaces.

Quick & easy access to I-5 and Highway 99. Enjoy the convenience of nearby restaurants, hotels and marine supplies stores.


(No paddleboard storage) 


Moorage Info


  • Water access on docks                             

  • Secure entry gate & restricted access to our private docks                                         

  • Restrooms w/ showers                                  

  • Storage lockers (included with some most slips, additional storage available for rent).



  • 12 month lease terms only. No short term moorage

  • We do NOT allow transient moorage. 

  • COVERED slips ranging from 15 - 75 ft

  • UNCOVERED slips ranging from 17 - 94 ft

  • 30, 50 and 100 amp shore power available. 

Available moorage at the Marina Mart as of 3/20/2024:

 20' LOA Beam 8.5' H18' Covered $400/month (+ shore power)

65' LOA Beam 16' 10" H 17' Covered $1315 (+ shore power 30 amp)

32' LOA Beam 12' 6" Uncovered - $550 (+ shore power 30 amp)

21' LOA Beam 9' Uncovered $368 (+shore power)

We are only doing 12 month lease terms at this time.

If you are looking for a different size slip and would like to be added to the list, please email with the following details: 

  1. Name & phone number

  2. Length Overall, Beam, & Height measurements.

  3. Shore power requirements.  

  4. Any other additional comments/preferences.  


*Estimated wait time for slips 50+ is 1 year 


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Our four docks are located on South Lake Union along Westlake Ave. North.

Addresses are: 1232, 1264, 1500 and 1530 Westlake Ave N. Seattle, WA 98109

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Office Info


Offices at Marina Mart range from 500 square feet to 3,000 square feet.  Office space is available at both the 1500 Westlake Avenue North building and 1530 Westlake Avenue North building. We offer premium spaces, ideal for providing employees with a clean, comfortable work environment and hosting clients in a high-end lakeside setting.  

For more information, contact: 

Barbara Hartley

(206) 577-0587

Real Property Associates, Inc. 

7500 Roosevelt Way NE

Seattle, WA 98115


As of 3/20/2024 - we have 3 kayak lockers available! (sorry, no paddleboard storage)

We have kayak storage available!  Storage lockers are conveniently located right next to the kayak  launch dock so no walking your equipment!​

Lockers are 27-29 inches wide and 17 feet deep.

Price is $55/month on a 1 year lease.

For more information, contact Marina Mart management at 206-577-0837 or email at

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Kayak Storage and Launch

Marina Mart is professionally managed by Real Property Associates.  For general inquiries, email or fill out the form to contact us!


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