Today's Hours

Rental & Support:6:00 AM - 10:00 PM
Access:6:00 AM - 10:00 PM
Office:Closed
24/7 access available when you upgrade
Nearby Locations
4.9

Walnut Self Storage at 20671 Valley Blvd

Today's Hours

Rental & Support:6:00 AM - 10:00 PM
Access:6:00 AM - 10:00 PM
Office:Closed
24/7 access available when you upgrade

Select a Unit Below

One-Time Admin Charge
$19.99
You will be charged a one-time lock charge. Your lock fee may be refundable if you bring your own lock and it is approved for compatibility by your Store Manager. This fee does not apply to digital-access units.
$29
This one-time admin charge covers lease processing and your account setup.
Small
5' x 5'
  • 1st Floor Access
  • Indoor
IN STORE
$70
WEB RATE
$45
Small
5' x 10'
  • Outdoor/No Drive-Up
IN STORE
$136
WEB RATE
$104
Medium
10' x 10'
  • Drive-Up Access
IN STORE
$260
WEB RATE
$207

ACT FAST: 1 LEFT!

Medium
10' x 15'
  • Outdoor Parking
  • RV Parking
IN STORE
$207
WEB RATE
$129

ACT FAST: 1 LEFT!

Medium
10' x 15'
  • Drive-Up Access
IN STORE
$379
WEB RATE
$266

ACT FAST: 1 LEFT!

Large
10' x 20'
  • Drive-Up Access
  • Enclosed Vehicle Storage
IN STORE
$379
WEB RATE
$266
Large
10' x 20'
  • Drive-Up Access
  • Enclosed Vehicle Storage
IN STORE
$379
WEB RATE
$266
Large
10' x 25'
  • Outdoor Parking
  • RV Parking
IN STORE
$300
WEB RATE
$195

ACT FAST: 1 LEFT!

Units Available Nearby

5' x 7'

Available now at 17925 Valley Blvd, La Puente, CA 91744 starting at $85/mo

Available Nearby

9' x 9'

Available now at 955 Fairway Dr, Walnut, CA 91789 starting at $136/mo

Available Nearby

8' x 24'

Available now at 17925 Valley Blvd, La Puente, CA 91744 starting at $89/mo

Available Nearby

Nearby Locations

Other Storage Available

Convenient Self Storage Near You in Walnut

Located near the intersection of Valley Blvd and S Lemon Ave, Extra Space Storage serves residents of Walnut, South San Jose Hills, Diamond Bar, and other nearby areas. Locals will recognize our facility near Enterprise Rent-a-Car.

Available Storage Unit Sizes

Our storage facility in Walnut has storage units ranging in size from 5x5 to 20x20. Units also come with features like indoor access, first-floor access, and drive-up access for our customers' convenience.

Drive-Up Storage Units

When you rent drive-up storage in Walnut, you can pull your vehicle right up to your storage unit to easily move belongings in and out. We especially recommend this feature if you have heavy, bulky items to store or if you need to visit your unit frequently.

Indoor & Outdoor Vehicle Storage

Need secure vehicle storage in Walnut? Extra Space Storage offers large outdoor parking spaces that can accommodate oversized vehicles like boats, RVs, and trailers. For smaller vehicles like cars and motorcycles, we also offer enclosed drive-up units that can provide an extra layer of protection.

Exceptional Security Features

Extra Space Storage cares about your stored items. That's why our 20671 Valley Blvd storage facility utilizes high-quality security features like an on-site resident manager, video surveillance, and electronic gate access.

Other Amenities & Services

  • Extended access hours are standard

  • Sturdy moving carts for heavy, bulky items

  • Wide-drive aisles to accommodate large moving trucks

  • Deliveries accepted

  • Se Habla Espanol

  • On-site office

  • Military discounts

Cheap Self Storage in Walnut

With cheap storage unit prices as low as $45 in Walnut, plus great move-in deals like first month free or first month half-off at select facilities, Extra Space Storage is the affordable self storage partner near you. Reserve high-quality self storage at 20671 Valley Blvd today!

The Self Storage Partner You Can Trust

We take pride in keeping our facility clean, secure, and well-maintained, and our friendly, professional team of storage experts is dedicated to helping you get the best self storage solution for your needs. Contact us today to reserve a storage unit in Walnut!

Company

Employees: 1-10

Payment Options: MasterCard / VISA / American Express / Discover / Check / Cash / Invoice

Established Date: 1977

Site Number: 1096

Phone Number:(909) 468-9011

What to Expect from Extra Space Storage on Valley Blvd

Hours

Rental & Support

  • Monday: 6:00 AM - 10:00 PM
  • Tuesday: 6:00 AM - 10:00 PM
  • Wednesday: 6:00 AM - 10:00 PM
  • Thursday: 6:00 AM - 10:00 PM
  • Friday: 6:00 AM - 10:00 PM
  • Saturday: 6:00 AM - 10:00 PM
  • Sunday: 6:00 AM - 10:00 PM

Access

  • Monday:6:00 AM - 10:00 PM
  • Tuesday:6:00 AM - 10:00 PM
  • Wednesday:6:00 AM - 10:00 PM
  • Thursday:6:00 AM - 10:00 PM
  • Friday:6:00 AM - 10:00 PM
  • Saturday:6:00 AM - 10:00 PM
  • Sunday:6:00 AM - 10:00 PM

Office

  • Monday:9:30 AM - 6:00 PM
  • Tuesday:9:30 AM - 6:00 PM
  • Wednesday:9:30 AM - 6:00 PM
  • Thursday:9:30 AM - 6:00 PM
  • Friday:9:30 AM - 6:00 PM
  • Saturday:9:00 AM - 5:30 PM
  • Sunday:Closed

Directions

Intersections/Landmarks

Valley Blvd and S Lemon Ave

Directions from the North

Drive south on CA-57 S. Take Exit 24B. Turn right onto Grand Ave. Turn left onto Valley Blvd. Our facility will be on your right after Pierre Rd.

Directions from the South

Drive north on CA-57 N. Take Exit 24B. Turn left onto Grand Ave. Turn left onto Valley Blvd. Our facility will be on your right after Pierre Rd.

Directions from the East

Drive west on CA-60 W. Take the exit for Grand Ave. Turn right onto Grand Ave. Turn left onto Valley Blvd. Our facility will be on your right after Pierre Rd.

Directions from the West

Drive east on CA-60 E. Take the exit for Lemon Ave. Turn left onto Lemon Ave. Turn right onto Valley Blvd. Our facility will be on your left after Paseo Tesoro.

Frequently Asked Questions at 20671 Valley Blvd

Where can I rent an indoor boat storage unit in Walnut?

You can rent indoor boat storage in Walnut at Extra Space Storage near South San Jose Hills and Diamond Bar. We have indoor drive-up units available in sizes from 10x10 to 20x20 for your boat storage needs.

Where can I store my motorcycle in Walnut?

If you are looking to store your motorcycle in Walnut, Extra Space Storage has 10x10 to 20x20 indoor drive-up vehicle storage units to protect your motorcycle. Our facility also has 8x10 to 10x30 outdoor parking spaces.

Is there RV storage in Walnut?

Yes! You can find RV storage in Walnut at Extra Space Storage on Valley Blvd near South San Jose Hills and Diamond Bar. We offer large enclosed drive-up units from 10x20 to 10x30 and outdoor RV parking spaces from 8x20 to 10x25. Contact us today to reserve your spot!

Where are storage facilities located in Walnut?

Easily find the self storage solutions you need at Extra Space Storage! Our facility located at 20671 Valley Blvd serves residents of Walnut, South San Jose Hills, and Diamond Bar with units sized between 5x5 and 20x20.

Where can I rent a small self storage unit in Walnut?

If you need small storage units, be sure to check out Extra Space Storage on Valley Blvd in Walnut. We provide a wide selection of small storage units ranging from 5x5 to 5x15 with features like indoor access, drive-up access, and first-floor access!

*Promotional Terms & Conditions and Size Disclaimer

Reviews

April 10, 2026

Lu

Posted On Google

overall rating

Erica and team are so wonderful. They are so helpful and they answered all of my questions. They made it so easy for me to move in and also easy for me to move out a year later. I was so happy with my storage stay there! I recommend this place so much. Amazing location and also super clean!

Response from Extra Space Storage (4/9/2026)

Your review is appreciated, Lu. We genuinely admire your positive feedback about Erica and the team at Extra Space Storage. Thank you for sharing your experience with us!

April 8, 2026

Mr.

Posted On Google

overall rating

Extra Space Storage is in a good neighborhood and has great customer service with Erica. She was able to patiently answer all my questions and concerns. 5 stars to Erica ??????????. Thank you

Response from Extra Space Storage (4/8/2026)

Thank you, Mr. Chow, for your wonderful feedback about our facility and Erica's patient, helpful customer service!

April 4, 2026

Andres

Posted On Google

overall rating

Erica's service and knowledge was outstanding

Response from Extra Space Storage (9/11/2025)

Thank you for sharing your feedback about Erica's outstanding service and knowledge. We're thrilled she provided such excellent support!

April 4, 2026

Elle

Posted On Google

overall rating

The ladies in the Walnut office are amazing at keeping in touch. Excellent customer service!

Response from Extra Space Storage (4/4/2026)

We're excited to hear that the ladies in the Walnut office provided excellent customer service. Thank you immensely for sharing your experience, Elle!

April 3, 2026

Alberto

Posted On Google

overall rating

Erica & Candice were especially helpful in the moving in process and regards to all the information needed for accessing storage. They definitely make the storage experience easiest when handling any issues with delivery.

Response from Extra Space Storage (4/4/2026)

Thank you immensely for your positive feedback, Alberto. We greatly appreciate your recognition of Erica & Candice's helpfulness during your moving process.

*savings reflected in rates.