Oak Harbor, WA Storage Units at 34100 SR 20

Where Your Possessions Find Safe Harbor

Welcome to Mariner Self Storage, your premier self-storage facility in Oak Harbor, WA, located at 34100 SR 20. Since 1989, we’ve been dedicated to offering premium self-storage units and RV storage units that cater to a variety of needs, whether you’re looking to store household items, business inventory, RVs, boats, or anything in between.

Robust Security Measures

Heated Storage Units

Boxes & Moving Supplies

Drive-Up Access Storage

Self-Storage Features and Amenities

Our self-storage facility is equipped with advanced security features to ensure the safety of your belongings, complemented by expert, knowledgeable customer service to assist you every step of the way. Trust Mariner Self Storage for all your storage solutions in Oak Harbor.

Variety of Storage Unit Sizes and Types

Mariner Self Storage offers a diverse range of storage units to meet every need, from compact 5 x 5 indoor units perfect for personal items, to spacious 12 x 50 drive-up units ideal for larger possessions. Our facility caters to various requirements with both drive-up storage units for easy access and indoor heated storage units for temperature-sensitive items, ensuring your belongings are stored in optimal conditions year-round. To learn more about the benefits of heated storage, read the article Winter Warriors: How Heated Self-Storage Keeps Your Belongings Safe.

RV Storage Units and Boat Storage Units

With an average of 208 towable RVs stolen per month, securing your vehicle becomes crucial. Our Oak Harbor RV storage and boat storage options, available in sizes 12 x 25, 12 x 30, and 12 x 50, offer the security and space needed to protect your investments. Choosing our storage facility over home or street parking not only provides enhanced security features but also the convenience of having your RV or boat nearby, ready for your next adventure, without compromising your home’s space.

Top-Notch Security for Your Peace of Mind

At Mariner Self Storage, we’ve implemented state-of-the-art security features for your peace of mind. Our facility utilizes a computerized security keypad, ensuring access is granted only through a unique personal gate access code for both entry and exit. We maintain 24-hour digital video surveillance to monitor the premises continuously. Additionally, our fully fenced facility is enhanced with razor wire and equipped with an electronic gate system, providing a secure environment for your belongings.

Convenient Amenities to Simplify Your Storage Experience


  • Wide Aisles for Large Truck Access: Our Oak Harbor, WA facility is designed with wide aisles, allowing easy access for large trucks, making moving in and out hassle-free.
  • Ground Floor Units for Easy Access: All storage units are on the ground floor, ensuring there are no stairs or elevators to navigate, facilitating easy loading and unloading.
  • Well-Lit Grounds for Secure Access: Safety and convenience are prioritized with well-lit grounds, enhancing visibility and access during evening hours.
  • Boxes and Moving Supplies Available On-Site: For your convenience, we sell moving boxes and packing supplies on-site, helping streamline your packing and moving process.
  • Convenient Payment Plans: We offer flexible payment plans, including online and autopay options, making managing your storage costs straightforward.
  • Penske Truck Rentals Available: To further ease your moving process, Penske truck rental services are available directly through us, providing a one-stop solution for your storage and moving needs.

Why Mariner Self Storage Stands Out

Mariner Self Storage stands out as your best choice in Oak Harbor, WA, due to its strategic central location, the expertise of our experienced staff, and our commitment to providing high-quality service at affordable rates, ensuring a storage solution that meets all your needs.

Centrally Located for Easy Access

Mariner Self Storage is ideally located on State Route 20, at the intersection with NE Regatta Drive and W Case Rd, offering easy access from any part of Oak Harbor. Our prime position, just 7 minutes from Naval Air Station Whidbey Island, ensures that those stationed there or living nearby have convenient access to our facilities, making us a practical choice for both military personnel and local residents looking for reliable storage solutions.

Expert Staff Dedicated to Your Needs

Our expert staff is dedicated to your needs, offering personalized advice to ensure you select the perfect unit size. Industry insights reveal that inefficient packing can lead to as much as 30% of storage space being underutilized. Our knowledgeable team is equipped to guide you in maximizing your storage unit’s potential, helping you avoid wasted space and ensuring you get the most value out of your storage solution.

Affordability Meets Quality

We understand the importance of balancing budget concerns with the need for quality storage solutions. Recognizing that money doesn’t grow on trees, we frequently offer introductory specials to lower your initial expenses. Our commitment is to provide accessible, high-quality storage options, ensuring you receive exceptional value and service without stretching your finances.

Join Our Satisfied Customers

See why our satisfied customers trust us for their storage needs.
Samantha P.
Oak Harbor, WA
The cleanliness of the facility really stood out to me. Every corner was spotless, making it feel like a safe and welcoming place to store my belongings.
Alex J.
Oak Harbor, WA
Moving to Oak Harbor was stressful, but finding a storage unit was easy thanks to the helpful staff here. They guided me to the perfect size unit, and the security features gave me peace of mind.

Start Your Mariner Self Storage Experience Today

Simple Reservation Process

To reserve your storage unit, start by clicking the “find your storage unit” button, leading you to our storage units page where you can review available sizes and types. Use our handy storage unit size guide to find the perfect fit. After selecting your unit, you have two options: reserve it for a follow-up by our customer success specialist, or for immediate rental, proceed to rent it fully online. When renting online, fill out your contact info, make a payment, then e-sign your lease on any device. Move in during office or access hours for a seamless experience.

Frequently Asked Questions – Mariner Self Storage

Do you offer business storage?

Yes, we offer business storage solutions tailored to meet the needs of various businesses, whether you’re looking to store documents, inventory, or equipment. Our business storage options provide a secure and flexible way to manage your company’s storage needs, with scalable sizes and easy access to accommodate both short-term projects and long-term requirements.

Do you offer car storage?

Yes, we offer secure storage options for cars, ideal for those needing extra space or wanting to protect their vehicle. Our 10 x 25 car storage units indoors and are designed to keep your vehicle safe, featuring 24-hour surveillance and controlled access, ensuring your car is well-protected while stored with us.

Do I need my own lock?

For your storage unit, you’ll need a cylinder lock, a special type of lock designed for maximum security. You have the option to bring your own cylinder lock or purchase one from our office. Please consult with us to ensure you acquire the appropriate cylinder lock for your unit, guaranteeing the highest level of security for your belongings.

Can I change my reservation if I make a mistake?

Certainly! If you’ve made a mistake with your reservation, whether it’s the size of the unit or the need for specific amenities, we’re here to help. Our store manager can assist you in finding the ideal solution. For adjustments, please don’t hesitate to contact us at our provided number or use the live chat feature on our website for immediate assistance.

Is insurance required for my stored items?

Insurance is mandatory for all stored items to ensure they are protected. We offer specialized storage insurance for comprehensive coverage, which you can easily purchase from us. If you prefer, you may also use your existing insurance policy, provided it covers items in storage units. In such cases, just share a copy of your policy’s declaration page with us for verification.

About Us

Mariner Self Storage is located at 34100 SR 20 in Oak Harbor, WA. Are you ready to make room for life? Give us a call or visit us today!