Mini Self-Storage in Kirkland, Wash. Moss Bay Storage is a mini- and self-storage facility located in downtown Kirkland, WA. Is your house, condominium, apartment or garage too cluttered? Is your office messy? Do you need long-term file storage? Maybe just need a little extra space? We serve business clients or individual accounts with unit sizes ranging from 5 x 5 to 10 x 30. Moss Bay Storage is completely fenced and well lit. Our on-site management team is professional, and friendly. We have coded gate access, and high tech security cameras. We’re convenient and reliable, with security cameras and coded gates at the front and back of our facility. Stop by to see our facility and storage units. Call us today for more information.