Extra Space Storage

Self storage at 525 W 20th St, National City, CA 91950

★★★★★
4.9 (1396)

Is Extra Space Storage Right for You? Pros and Cons

  • Excellent and friendly customer service, with staff recognized for kindness and helpfulness
  • Secure, clean, and well-maintained storage facility with climate-controlled options
  • Convenient location with easy access, online booking, and mobile app features including Bluetooth gate entry
  • Limited availability of carts within the warehouse at times
  • Second-floor units may experience some moisture issues due to roof leaks
  • Office closed on Sundays, which may affect immediate in-person service
Last Updated on 14th July 2025

Discover Secure and Convenient Storage Solutions at Extra Space Storage

Located at 525 W 20th St, National City, CA 91950, Extra Space Storage offers a comprehensive range of self storage options designed to meet diverse needs. Whether you’re looking for personal storage, business storage, boat, or RV storage, this facility provides secure, clean, and well-maintained units. Customers enjoy peace of mind thanks to bright, safe, and climate-controlled environments along with excellent security features.

Exceptional Customer Service and Easy Access

Known for its friendly and helpful staff, Extra Space Storage ensures your storage experience is smooth and pleasant. Online reservations and contact-free rentals make signing up quick and convenient, with assistance readily available from knowledgeable team members like Ruth and Midian, who have been praised for their kindness and professionalism. The facility’s location near major freeways and trolley access further adds to its accessibility, complemented by user-friendly features such as Bluetooth gate entry and mobile app support.

Extra Space Storage also offers seasonal promotions with up to 50% off during summer, plus additional discounts for veterans and active military personnel, making it an affordable choice for storing your belongings. With over 4,000 properties nationwide, this company’s network is trusted by millions for secure, efficient, and flexible storage solutions.

Open Monday through Friday from 9:30 AM to 6:00 PM and Saturday from 9:00 AM to 5:30 PM, you can visit the site to find the perfect unit size using their custom sizing tool and enjoy hassle-free move-in solutions designed to fit your schedule.

Listing Type : Self storage facility
Location : California / San Diego
Website Link : https://www.extraspace.com/storage/facilities/us/california/national_city/900391/?cid=org::maps&utm_source=google&utm_medium=organic&utm_campaign=org::maps
Contact Phone : +1619-477-1535
Opening Hours :
Monday08:30 - 17:00
Tuesday08:30 - 17:00
Wednesday08:30 - 17:00
Thursday08:30 - 17:00
Friday08:30 - 17:00
Saturday08:00 - 16:30
SundayClosed
Listing Type : Self storage facility
Location : California / San Diego
Website Link : https://www.extraspace.com/storage/facilities/us/california/national_city/900391/?cid=org::maps&utm_source=google&utm_medium=organic&utm_campaign=org::maps
Contact Phone : +1619-477-1535
Extra Space Storage
Features
  • Offers secure, clean, and well-maintained self storage properties.
  • Provides simple and helpful service with the option to reserve and check out online or with on-site staff assistance.
  • Contact-free rentals are available.
  • Offers up to 50% discount on storage during summer promotions, with an additional 5% discount for veterans and active military when speaking to a store manager.
  • Self storage solutions include personal storage, boat storage, RV storage, and business storage.
  • Facilities are described as bright, clean, safe, and secure providing peace of mind for customers.
  • Provides a custom tool to help customers determine the appropriate storage unit size.
  • Supports easy online booking and mobile app access including Bluetooth gate entry.
  • Headquartered in Salt Lake City, Utah, operating over 4,000 storage properties in 43 states and Washington, D.C.
  • Offers over 2.5 million storage units with over 280 million square feet of rentable space.
  • Customer service is praised for responsiveness, safety, and convenience.
  • Extensive online resources including FAQ, storage tips, size guides, and business self storage information.
  • Has significant social media presence on Facebook, Instagram, YouTube, Pinterest, X, and TikTok.
  • Customer reviews highlight cleanliness, friendly staff, fair rates, convenient locations, and secure, climate-controlled units.
  • Available phone support with contact number provided.
Reviews
4.9
Total Score 43 REVIEWS
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