Office Hours:
Tuesday-Saturday 10:00 am-6:00 pm
*Call center available Sunday and Monday 9:00 am-5:00 pm
Facility Access Hours:
Daily 6:00 am-10:00 pm
Holiday Schedule
Easter- Closed
July 4th- Closed at 3pm
Thanksgiving- Closed
Christmas Eve- Closed 1pm
Christmas Day- Closed
New Year Eve- Closed at 3pm
New Years Day- Closed
Pay By Phone
Paying your bill is easy! Call our automated pay-by-phone system anytime at (509) 502-6945.
Military Discount - 10% OFF
Secure Storage Facility with
24-Hour Access Conveniently
Located in Medical Lake, WA
Express Storage - Monark Self Storage offers an array of brand-new ground-floor units with easy access and maximum convenience. Perfect for both personal and commercial storage, we provide extra-large units that can accommodate even the most substantial storage needs. With a variety of sizes available, you'll find the perfect fit for all your belongings. Our top priority is your security, which is why our units are designed to be safe and secure, giving you peace of mind.
Records Storage
Keep your records safe, secure in our weatherproof units
Contractor Storage
Store your tools and materials in our safe, easy access weather proof containers
24-Hour Access
Fully fenced and gated with keypad entry, video surveillance, and on-site manager

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Check Out What Our Customers Are Saying
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Megan Ruland on 07/02/2026
Super easy process to rent with them! Very easy communication! Will absolutely use them again if I need another unit!“
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D A on 06/26/2026
I can't say enough good things about this storage facility and the wonderful people who work here. From the very beginning, they were kind, understanding, and incredibly responsive. They made the entire rental process easy and stress-free.
After I rented a unit and started moving in, I realized it didn’t really fit my needs, (not fault of theirs they showed me the unit initially and I agreed), anyways, I reached out to see if there were any other options. They immediately reassured me and invited me to come back the next day to look at other available units that would better fit my needs. They didn't make me feel like I was inconveniencing them in the slightest.
When I returned, they took the time to show me several different units and let me choose the one I felt most comfortable accessing. They understood that I wanted a unit where I wouldn't have to back up my vehicle, and they genuinely wanted to make sure I felt confident and at ease. The transfer process to the new unit was seamless, and they handled everything with such kindness and professionalism.
Customer service like this is rare these days. They truly care about their customers, and I'm so grateful for their patience, understanding, and willingness to help. I highly recommend this storage facility to anyone looking for a place where you'll be treated with respect and genuine care.“
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Jan Neumann on 06/03/2026
Stored there for 26+ years. Not one break in and everyone who worked there were absolutely lovely to deal with if you needed info. Can't recommend them more highly! Thanks so much!