Store your belongings at Extra Space Storage on 20671 Valley Blvd in Walnut, CA today! Our large selection of storage units, drive up access, drive up units, electronic gate access, exceptional security, ADA compliant, deliveries accepted, non climate controlled units available, parking spaces, personal access hour, RV parking, golf carts available, kiosk, military discount, wide drive isles, vehicles are allowed in drive-up units, solar site 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!
Staff, particularly Erica and Briana, received high praise for their helpfulness, friendliness, and professionalism, making the rental process smooth and enjoyable.
Cleanliness
The facility is consistently noted as clean and well-maintained, contributing to a positive customer experience.
Overall Experience
Many customers reported a great overall experience, recommending the location for its excellent service and convenient access.
Staff Attitude
While most feedback is positive, there are isolated comments about staff needing to improve their attitude towards customers.
AA
Alvisiojesus Alvarez
3 days ago
5.0
High recomended especial to ericka is really nice and helpuel
DH
Dany Hernandez
3 days ago
5.0
Erika, excelente servicio, muy amable, recomendado al 100 👍🏼👍🏼👍🏼👍🏼
NB
Nev Baker
Jan 2, 2026
5.0
Awesome and staff is super helpful . The ladies in the office were both so helpful and accommodating.
KQ
Ken Qi
Dec 18, 2025
5.0
After the key was lost, they acted very responsibly and helped me get a new one. Many thanks.
FA
Francis Arellano
Dec 16, 2025
5.0
Candace and Erica are very friendly and very accommodating. I never felt pressured to sign up and they were patient with my questions. The place is also very clean.
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 Walnut, South San Jose Hills, and Diamond Bar.
What is the closest intersection to Extra Space Storage?
Extra Space Storage is located on Valley Blvd just off S Lemon Ave.
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.
Do you offer RV storage solutions?
Yes! At Extra Space Storage we offer outdoor parking, covered parking, and indoor storage solutions for RVs of all sizes. Whether you’re leaving an RV in storage long term or simply need a place to park an RV between uses, we offer a flexible option with month-to-month leases so you can store for as long as you need.
Do you offer car storage solutions?
Yes, self storage is a great option for both short-term and long-term car storage! We offer indoor storage, outdoor storage, and even covered vehicle storage space for cars.
What are the access hours for Extra Space Storage in Walnut, CA?
Extra Space Storage is open daily from 6:00 AM to 10:00 PM, including weekends.
What types of storage units does Extra Space Storage offer?
They offer a variety of storage units including drive-up access units, non-climate controlled units, and specialized storage for vehicles like RV and car storage.
Are there packing and moving supplies available at Extra Space Storage?
Yes, Extra Space Storage offers moving and packing supplies like boxes, which can be purchased online or at the facility.
Does Extra Space Storage provide any special discounts?
Extra Space Storage offers a military discount to qualifying customers.
Can I access my unit any time during the day?
Units can be accessed during gate hours from 6:00 AM to 10:00 PM every day.
Where is Extra Space Storage located?
It's located at 20671 Valley Blvd, Walnut, CA 91789, just off S Lemon Ave.
Can I store my RV or vehicle at Extra Space Storage?
Yes, they offer outdoor, covered, and indoor storage options for RVs and cars with flexible month-to-month leases.
What nearby places can I visit when coming to Extra Space Storage?
Nearby you can find California Del Norte for desserts, Nina's Mexican Food Products for dining, and Kame Fitness if you want to exercise before or after your storage visit.
Are there any business services near Extra Space Storage?
Yes, nearby businesses include Luca Group for advertising, Microseven Systems for security systems, and Betterteam for employment agency services which could assist local business customers.
Is there convenient transportation or rental services close to Extra Space Storage?
Enterprise Rent-A-Car is located nearby, providing customers an option for vehicle rental to facilitate moving or storage needs.