Self-Storage FacilityPublic StorageMoving Supply Store
Store your belongings at Extra Space Storage on 525 W 20th St in National City, CA today! Our large selection of storage units, drive up access, drive up units, electronic gate access, exceptional security, ADA compliant, covered drive isles, deliveries accepted, drive-in building, multiple entrance/exit gates, non climate controlled units available, lifts available, parking spaces, security access to your floor only, golf carts available, military discount, convenient freeway access and helpful staff make finding the right self storage unit for you easy and hassle-free. Experience the professionalism, cleanliness, and commitment to exceptional customer service that Extra Space Storage is known for. Contact us today to reserve your storage unit or set up a time to stop by and take a tour of our facility!
Numerous reviews highlighted exceptional customer service, particularly praising staff members like Ruth, Luis, and Midian for their helpfulness and professionalism.
Pricing Concerns
Several customers expressed dissatisfaction with unexpected rent increases after initial promotions, indicating a need for clearer communication regarding pricing.
Facility Condition
The facility was generally described as clean and secure, although some concerns were raised about moisture issues on the second floor.
Convenience
Customers appreciated the easy and quick process for renting units, as well as the convenient location and accessibility of the storage facility.
EG
Ed Gillet
Jan 6, 2026
1.0
Based on the my experience with my storage unit, I don’t recommend this company.
JM
Javier Mendoza
Jan 3, 2026
1.0
All storage it's so really expensive 😫
AG
Ana Maria Garcia-Bansal
Dec 26, 2025
3.0
I paid for 2 mos and never had the time to store my not a single item of my stuff coz I’m more focus on moving to a new apt but still have to pay another $29 admin fee for the third time which is too much they should reconsider waving it since it’s my 3rd time doing business with extra space storage national city
JL
Jake Lane
Dec 16, 2025
5.0
This was the most helpful team ! Jacob was very effecient and knowledgeable. Made the process easy and quick!
AA
Aidan
Dec 16, 2025
5.0
Team was amazing. Very helpful and nice. Michael was effecient and proffesional !
Frequently Asked Questions About Extra Space Storage
What storage unit size do I need?
The best way to determine which storage option is right for you is with our helpful Storage Unit Size Guide! It will help you estimate how many boxes and non-packed items, such as furniture and appliances, you can fit into each storage unit.
What type of storage unit do I need?
Many factors determine your best storage solution. Do you want the convenience of a ground-floor unit? Do your belongings need climate control? What about vehicle storage? We have online resources to help you explore these options to find your ideal storage unit.
What are your storage unit prices?
Monthly rates can be found online and vary by facility, unit size, features, and local market. Please use our site search tools to find pricing at a facility near you.
What's the difference between office, access, and gate hours?
The office hours are the hours of operation for the property. During these hours the Store Manager will be available to assist you with your storage needs or moving and packing supplies. The gate hours are the hours of the property, and when your unit can be accessed.
Can I buy boxes or other packing products from Extra Space Storage?
Extra Space Storage offers a variety of moving and packing supplies online and at local facilities for purchase.
What areas does Extra Space Storage serve?
Extra Space Storage serves residents of National City and Lincoln Acres.
Is Extra Space Storage close to any military bases?
Extra Space Storage is close to Naval Base San Diego.
Do you have drive-up storage units?
Yes! Whether you’re moving, storing a vehicle, or using commercial storage, drive-up access is one of the best storage features available at Extra Space Storage! Because you can pull a vehicle right up to your unit, it makes moving large, heavy items—like furniture or equipment—in and out of your unit much easier.
Are moving carts or dollies provided?
Nearly all Extra Space Storage facilities that offer indoor storage units with access through a hallway have push carts. If you need a push cart to transport your belongings, please let the facility manager know, and they will be happy to assist you.
Do you offer indoor storage?
Yes! Indoor storage units are a popular option at Extra Space Storage. These units are located in a building structure and provide a protected, enclosed space to store your belongings. Many prefer this type of storage due to the extra layer of separation from the outdoor elements.
What are the access hours for Extra Space Storage in National City?
Extra Space Storage is accessible from 6:00 AM to 8:00 PM every day of the week.
What types of storage units are offered at Extra Space Storage?
Extra Space Storage offers a large selection of storage units including drive-up units, indoor units, climate-controlled and non-climate controlled options, and vehicle storage.
Can I purchase moving and packing supplies at Extra Space Storage?
Yes, Extra Space Storage offers moving and packing supplies including boxes, which can be purchased online or at the local facility.
What payment options does Extra Space Storage accept?
Extra Space Storage accepts payment via American Express, Apple Pay, Cash, Check, Discover, Mastercard, and Visa.
Is there an on-site manager at Extra Space Storage?
Yes, there is an on-site resident manager available to assist you with your storage needs.
Does Extra Space Storage offer special discounts?
Yes, Extra Space Storage offers a military discount to qualified customers.
Are moving carts or dollies available at Extra Space Storage?
Yes, push carts are available for use at most facilities with indoor storage units; the facility manager can assist you in obtaining one.
What nearby transportation options can help me reach Extra Space Storage?
24th Street Trolley Station and 24th Street Station train are nearby transit options that can help customers reach Extra Space Storage conveniently.
What nearby businesses or services can I visit after storing my belongings?
After your visit to Extra Space Storage, you can explore nearby places like Missionary Church of God, Happy Hearts Face Painting for entertainment, or shop at A & J Wholesale and Liquidation Overstock Home Decor and Furniture.
Is Extra Space Storage located near any military bases?
Yes, Extra Space Storage is located close to Naval Base San Diego, making it convenient for military personnel.