Find the Right-Sized Storage Space

From small units the size of a walk-in closet to large units the size of a two-car garage, A-1 Self Storage in El Cajon, California, delivers storage solutions. We offer a variety of storage unit sizes so you can easily find the right-sized space.

At A-1 Self Storage, your safety is our top priority. Our facility is cleaned frequently and all employees are instructed to follow social distancing best practices. If you have any questions, don’t hesitate to reach out to discuss what we’re doing to keep you and our employees safe.

Unit Size Guide

Reserve Your Unit Online

At A-1 Self Storage in El Cajon, California, your satisfaction is our priority. Reserve your storage unit online using your laptop, tablet, or smartphone. After you reserve your unit online, we will send you a receipt via email. Then you are good to go!

When you are ready to drop off your belongings, stop by our state-of-the-art facility to pick up your gate code from the front office.

Save time and rent your storage unit online. Let A-1 Self Storage show you why we are the premier self storage facility in El Cajon, California.

Clean hallways through self storage units at A-1 Self Storage in El Cajon, California
Outdoor storage units in El Cajon, California
The leasing office at A-1 Self Storage in El Cajon, California

*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 A-1 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.