Self storage in El Cajon CA

A-1 Self Storage

(619) 333-6031

1370 N Magnolia Ave El Cajon, CA 92020

Hold a Unit for Free... or Rent Online Right Now

Self Storage in El Cajon, CA

At A-1 Self Storage in El Cajon, CA, we are dedicated to providing you with the best in self storage. We offer month-to-month rentals in a clean, secure environment. Our state-of-the-art facility features 24 hour surveillance cameras and convenient online bill payment. Our professional management staff will be glad to assist you — we are here to help! Whether you are moving into a new home, expanding your business, going away to college, or even making space in your garage, A-1 Self Storage is here to help you along the way.

Providing secure, affordable self storage to businesses and residents in the San Diego East County area including El Cajon, Santee, Bostonia, and nearby communities.

Office Hours


Mon-Fri 9:00 am - 6:00 pm
Sat-Sun 9:00 am - 5:00 pm

Access Hours


7 Days A Week
7:00 am - 8:00 pm

Storage size guide

You'd be surprised how small a storage space you can fit your belongings into! Let us help you save space and money by finding the right size to fit your needs.

Difference between renting and reserving

Rent online to save time. You can rent your storage unit from the comfort of your own computer, tablet, or smartphone any time! We guarantee you'll love your storage unit, or we'll make it right.

Packing supplies are available at this location.

A-1 Self Storage offers a full line of boxes and moving supplies for your one-stop shopping convenience.

Meet Our Team


Grace and Shawn at El CajonJoe & Michael have been working together at our self storage facility in El Cajon, CA for a few months. They were actually hired within one week of each other, and established a strong bond immediately making them a winning team! Together they have 12 years of experience in the retail and customer service industries. When asked about what make our location the best in the Bostonia area, they say it’s because we have clean storage units, and our newly upgraded facility is very well-maintained. Stop by today and see why we are the most reviewed storage facility in El Cajon, CA.

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*Advertised unit sizes are approximations and are for comparison purposes only. Units may be smaller than indicated or shaped differently than indicated. Customers should inspect the unit before signing the contract and the rental decision should be based on the inspection of the unit to be rented and not on the advertised unit size. Units are not rented by the square foot, and rent is not based on square-foot measurements.

**All Internet specials are at select A-1 Self Storage locations on select units. Offer applies to new rentals by new customers only at participating A1 Self Storage locations. One offer per customer. Offer available for limited locations and is subject to availability. Offer has no cash value. No refunds or substitutions are permitted.