Strongbox Portable – Self Storage in Mount Vernon, WA

Secure, Convenient, and Affordable Storage Solutions

Starting from $125/month

Located in the heart of Mount Vernon, WA, Strongbox Portable is your go-to destination for top-notch storage solutions. Whether you’re decluttering, moving, or just need extra space, our 8 x 20 shipping container storage units are the perfect choice.

Why Choose Strongbox Portable?

Water-Tight and Secure
Our brand new storage containers are designed to keep your belongings dry and protected, no matter the weather.

Flexible Storage Options
Store your items at our easily accessible Mount Vernon location, or let us bring the storage to you! We offer delivery of our Strongbox containers right to your doorstep.

Competitive Pricing
Enjoy peace of mind without breaking the bank. Storage at our site is just $180 per month, and only $125 per month if you choose to keep the container at your location.

Affordable and Transparent Pricing

At Strongbox Portable, we believe in providing not only the best storage solutions but also the most affordable and transparent pricing. Our rates are designed to fit your budget and storage needs. 

For only $180 per month, you can store your items securely at our Mount Vernon location, ensuring easy access whenever you need. 

Prefer to have your storage closer to home or your business? We offer the convenience of having a container at your location for just $125 per month. With no hidden fees and clear pricing, you can plan your storage needs with confidence, knowing that you’re getting a great deal without compromising on quality or security.

Contact Us Today!

Ready to simplify your storage? Contact us at or call us at 360-812-9008 to learn more or to reserve your storage container. At Strongbox Portable, we’re committed to providing you with secure, convenient, and affordable storage solutions.