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Public Storage - Diamond Bar - 21035 E. Washington Ave

21035 E. Washington Ave, Diamond Bar, CA 91789
Rating Badge
5.0
(29)
Rating Badge
4.8
(395)
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Online Move-In AvailableRent online, skip the counter, and go straight to your space

Available Storage Units (13)

5x10

$2.04 / sqft
small storage unit
Features
Swing DoorInterior
$102.00
$110.00Only 3 Left!
Reserve Now, Pay LaterYou will not be charged until move-in

5x10

$2.22 / sqft
small storage unit
Features
Swing DoorInterior
$111.00
Only 1 Left!
Reserve Now, Pay LaterYou will not be charged until move-in

10x10

$1.90 / sqft
medium storage unit
Features
Swing DoorInterior

50% off 1st Month

$190.00
$209.00Only 2 Left!
Reserve Now, Pay LaterYou will not be charged until move-in

10x20

$1.06 / sqft
medium storage unit
Features
Swing DoorInterior
$213.00
$284.00Only 2 Left!
Reserve Now, Pay LaterYou will not be charged until move-in

10x20

$1.58 / sqft
medium storage unit
Features
Roll Up DoorDrive Up AccessOutdoor Access1st FloorVehicle
$317.00
$423.00Only 3 Left!
Reserve Now, Pay LaterYou will not be charged until move-in

10x25

$1.08 / sqft
large storage unit
Features
Roll Up DoorDrive Up AccessOutdoor Access1st FloorVehicle

50% off 1st Month

$269.00
$358.00Only 1 Left!
Reserve Now, Pay LaterYou will not be charged until move-in

10x29

$1.01 / sqft
large storage unit
Features
Roll Up DoorDrive Up AccessOutdoor Access1st FloorVehicle
$292.00
$389.00Only 1 Left!
Reserve Now, Pay LaterYou will not be charged until move-in

15x20

$1.12 / sqft
large storage unit
Features
Roll Up DoorDrive Up AccessOutdoor Access1st FloorVehicle

50% off 1st Month

$335.00
$446.00Only 2 Left!
Reserve Now, Pay LaterYou will not be charged until move-in

10x15

$0.67 / sqft
Vehicle unit
Features
Drive Up AccessVehicleOutdoor-uncovered

$1 first month rent

$100.00
$111.00
Reserve Now, Pay LaterYou will not be charged until move-in

10x20

$1.58 / sqft
medium storage unit
Features
Roll Up DoorDrive Up AccessOutdoor Access1st FloorVehicle
$317.00
$423.00Only 3 Left!
Reserve Now, Pay LaterYou will not be charged until move-in

10x25

$1.08 / sqft
large storage unit
Features
Roll Up DoorDrive Up AccessOutdoor Access1st FloorVehicle

50% off 1st Month

$269.00
$358.00Only 1 Left!
Reserve Now, Pay LaterYou will not be charged until move-in

10x29

$1.01 / sqft
large storage unit
Features
Roll Up DoorDrive Up AccessOutdoor Access1st FloorVehicle
$292.00
$389.00Only 1 Left!
Reserve Now, Pay LaterYou will not be charged until move-in

15x20

$1.12 / sqft
large storage unit
Features
Roll Up DoorDrive Up AccessOutdoor Access1st FloorVehicle

50% off 1st Month

$335.00
$446.00Only 2 Left!
Reserve Now, Pay LaterYou will not be charged until move-in

Complete Amenities & Features

ACCESS

  • Electronic gate accessElectronic gate access
  • ElevatorElevator

SECURITY

  • Fenced + LightedFenced + Lighted
  • Resident ManagerResident Manager

OFFICE HOURS
Sunday9:30 AM – 5:00 PM
Monday9:30 AM – 6:00 PM
Tuesday9:30 AM – 6:00 PM
Wednesday9:30 AM – 6:00 PM
Thursday9:30 AM – 6:00 PM
Friday9:30 AM – 6:00 PM
Saturday9:30 AM – 5:00 PM
ACCESS HOURS
Sunday6:00 AM – 9:00 PM
Monday6:00 AM – 9:00 PM
Tuesday6:00 AM – 9:00 PM
Wednesday6:00 AM – 9:00 PM
Thursday6:00 AM – 9:00 PM
Friday6:00 AM – 9:00 PM
Saturday6:00 AM – 9:00 PM

VEHICLE STORAGE REQUIREMENTS

  • Requires titleRequires title
  • Requires registrationRequires registration
  • Requires insuranceRequires insurance
  • Must be drivableMust be drivable

PROPERTY COVERAGE

  • Insurance requiredInsurance required
  • Insurance available for purchaseInsurance available for purchase
  • Homeowners or renters insurance acceptedHomeowners or renters insurance accepted

PAYMENTS

  • CashCash
  • Credit cards accepted: Visa, AMEX, Mastercard, DiscoverCredit cards accepted: Visa, AMEX, Mastercard, Discover
  • CheckCheck

BILLING

  • Email invoicing availableEmail invoicing available
  • Automatic payments availableAutomatic payments available
  • Rent due on same day each month per lease startRent due on same day each month per lease start

MISCELLANEOUS

  • Moving supplies for saleMoving supplies for sale

Customer Reviews

5.0(29)
Verified (29)Google (395)

Storage

by Joseph Alaniz

November 25, 2024

5.0

Adrian was very helpful and Courteous, and answered all my questions. Thank you Adrian

Nice Area

by John Guzman

November 21, 2024

5.0

Adrian was very helpful The area was very nice and easy to get to

Adrian absolutely rocks

by Alexander Martinez

July 18, 2024

5.0

I scheduled a tour of the unit with adrian before I committed to renting and had even moved my move in date sooner. He was very patient and understanding when I was having difficulties with my phone to sign in

Finally a tech friendly modern storage unit

by Honor

April 19, 2023

5.0

Great storage space for a great price

It's really good and convenience for me...

by Hong Zhang

April 17, 2020

5.0

It's really good and convenience for me to storage my personal things, thanks so much.

Vandre Johnson's profileVandre Johnson
December 21, 2025

Adrian was very professional and welcoming when I arrived and walked through the doors. He made it quick and easy to get a storage unit. Didn't take long and he also went out his way to find a unit that was more convenient for me and not stressful. Would recommend him to others and hopefully receives a reward for his hard work. 10/10 Service and Professionalism. Thank you Adrian!!

Angie Hwang's profileAngie Hwang
January 11, 2026

Adrian was very helpful throughout the whole process. He was very professional and helped troubleshoot any issues I was having. He made the process very smooth and made me feel my item would be good hands. 10/10 would recommend!

Richard Lee's profileRichard Lee
March 23, 2026

Adrian was very professional and personable. He helped and supported me in all my interactions with him from the move-in, to gate issues, to move-out. Ensures a safe and clean workspace. Very polite, accessible and responsible.

Kidd Cisco's profileKidd Cisco
February 27, 2026

I had a great experience at Public Storage. The facility is clean, well-maintained, and feels secure. Adrian was very helpful and made the whole process quick and easy. He explained pricing clearly and answered all my questions. Definitely recommend if you’re looking for affordable and reliable storage!

Fabiola Nunez's profileFabiola Nunez
October 24, 2025

Had the most positive experience these past few days and made me feel like I was in a safe space. I would like to thank Adrian for making me feel safe and attending to all my needs and questions. This is the first time I rent out a storage and I had no clue how to manage one. Adrian explained step by step and was very detail oriented. Without his knowledge and assistance I would of been lost. Thank you Adrian for being a big help !! Wish there was more people like you in the world !! You made me feel safe !!

How to Rent a Storage Unit With Storage.com

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1You can complete your rental process online today and go straight to your unit when you plan to move in.
2You can make a reservation today with no payment until you sign your lease at your move-in date.
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