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CubeSmart Self Storage

275 S Prospectors Rd, Diamond Bar, CA 91765

CubeSmart Self Storage in S Prospectors Rd

CubeSmart Self Storage is committed to providing our customers with excellent products, facilities, and customer service. Our customers enjoy many perks including moving services, packing & shipping supplies, storage customization, and business services - along with the best discounts in the industry

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Type:

Select Size:

Select Amenity:

Small
5' x 5' storage unit
5' x 5' Unit
  • Indoor
  • Elevator Access
  • Upper Floor
  • 25% OFF
Store Rate
$56.00
Web Rate:
$42.00
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No Credit Card Required
Small
5' x 5' storage unit
5' x 5' Unit
  • Indoor
  • Elevator Access
  • Upper Floor
  • 25% OFF
Store Rate
$60.00
Web Rate:
$45.00
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No Credit Card Required
Small
5' x 10' storage unit
5' x 10' Unit
  • Indoor
  • Elevator Access
  • Upper Floor
  • 25% OFF
Store Rate
$104.00
Web Rate:
$78.00
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No Credit Card Required
Small
5' x 10' storage unit
5' x 10' Unit
  • Indoor
  • First Floor Access
  • 25% OFF
Store Rate
$112.00
Web Rate:
$84.00
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No Credit Card Required
Small
5' x 10' storage unit
5' x 10' Unit
  • Indoor
  • Elevator Access
  • Upper Floor
  • 25% OFF
Store Rate
$113.00
Web Rate:
$84.75
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No Credit Card Required
Medium
8' x 10' storage unit
8' x 10' Unit
  • Indoor
  • Elevator Access
  • Upper Floor
  • 25% OFF & HALF OFF FIRST MONTH
Store Rate
$140.00
Web Rate:
$105.00
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No Credit Card Required
Medium
5' x 17' storage unit
5' x 17' Unit
  • Indoor
  • Elevator Access
  • Upper Floor
  • 25% OFF
Store Rate
$140.00
Web Rate:
$105.00
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No Credit Card Required
Medium
10' x 10' storage unit
10' x 10' Unit
  • Indoor
  • Elevator Access
  • Upper Floor
  • 25% OFF & HALF OFF FIRST MONTH
Store Rate
$149.00
Web Rate:
$111.75
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No Credit Card Required
Medium
10' x 10' storage unit
10' x 10' Unit
  • Indoor
  • Elevator Access
  • Upper Floor
  • 25% OFF & HALF OFF FIRST MONTH
Store Rate
$161.00
Web Rate:
$120.75
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No Credit Card Required
Medium
10' x 10' storage unit
10' x 10' Unit
  • Indoor
  • Elevator Access
  • Upper Floor
  • 25% OFF & HALF OFF FIRST MONTH
Store Rate
$173.00
Web Rate:
$129.75
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No Credit Card Required
Medium
10' x 12' storage unit
10' x 12' Unit
  • Indoor
  • Elevator Access
  • Upper Floor
  • FIRST MONTH FREE
Store Rate
$219.00
Web Rate:
$131.40
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No Credit Card Required
Medium
5' x 17' storage unit
5' x 17' Unit
  • Indoor
  • First Floor Access
  • FIRST MONTH FREE
Store Rate
$235.00
Web Rate:
$141.00
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No Credit Card Required
Medium
10' x 12' storage unit
10' x 12' Unit
  • Indoor
  • Elevator Access
  • Upper Floor
  • FIRST MONTH FREE
Store Rate
$236.00
Web Rate:
$141.60
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No Credit Card Required
Large
10' x 20' storage unit
10' x 20' Unit
  • Indoor
  • Elevator Access
  • Upper Floor
  • FIRST MONTH FREE
Store Rate
$289.00
Web Rate:
$173.40
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No Credit Card Required
Small
1' x 20' storage unit
1' x 20' Unit
  • First Floor
  • SECOND MONTH FREE
Store Rate
$365.00
Web Rate:
$219.00
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No Credit Card Required
Large
10' x 22' storage unit
10' x 22' Unit
  • Drive Up Access
  • Outside Unit
  • FIRST MONTH FREE
Store Rate
$522.00
Web Rate:
$313.20
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No Credit Card Required
Large
10' x 22' storage unit
10' x 22' Unit
  • Drive Up Access
  • Outside Unit
  • Enclosed
  • FIRST MONTH FREE
Store Rate
$522.00
Web Rate:
$313.20
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No Credit Card Required
Large
10' x 25' storage unit
10' x 25' Unit
  • Drive Up Access
  • Outside Unit
  • FIRST MONTH FREE
Store Rate
$562.00
Web Rate:
$337.20
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No Credit Card Required
Large
10' x 25' storage unit
10' x 25' Unit
  • Drive Up Access
  • Outside Unit
  • Enclosed
  • FIRST MONTH FREE
Store Rate
$562.00
Web Rate:
$337.20
SelectClose
No Credit Card Required
Large
10' x 22' storage unit
10' x 22' Unit
  • Drive Up Access
  • Outside Unit
  • FIRST MONTH FREE
Store Rate
$563.00
Web Rate:
$337.80
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No Credit Card Required
Large
10' x 22' storage unit
10' x 22' Unit
  • Drive Up Access
  • Outside Unit
  • Enclosed
  • FIRST MONTH FREE
Store Rate
$563.00
Web Rate:
$337.80
SelectClose
No Credit Card Required
Large
10' x 28' storage unit
10' x 28' Unit
  • Drive Up Access
  • Outside Unit
  • FIRST MONTH FREE
Store Rate
$563.00
Web Rate:
$337.80
SelectClose
No Credit Card Required
Large
10' x 28' storage unit
10' x 28' Unit
  • Drive Up Access
  • Outside Unit
  • Enclosed
  • FIRST MONTH FREE
Store Rate
$563.00
Web Rate:
$337.80
SelectClose
No Credit Card Required
Large
10' x 30' storage unit
10' x 30' Unit
  • Drive Up Access
  • Outside Unit
  • 25% OFF & HALF OFF FIRST MONTH
Store Rate
$457.00
Web Rate:
$342.75
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No Credit Card Required
Large
10' x 30' storage unit
10' x 30' Unit
  • Drive Up Access
  • Outside Unit
  • Enclosed
  • 25% OFF & HALF OFF FIRST MONTH
Store Rate
$457.00
Web Rate:
$342.75
SelectClose
No Credit Card Required
Large
10' x 25' storage unit
10' x 25' Unit
  • Drive Up Access
  • Outside Unit
  • FIRST MONTH FREE
Store Rate
$606.00
Web Rate:
$363.60
SelectClose
No Credit Card Required
Large
10' x 25' storage unit
10' x 25' Unit
  • Drive Up Access
  • Outside Unit
  • Enclosed
  • FIRST MONTH FREE
Store Rate
$606.00
Web Rate:
$363.60
SelectClose
No Credit Card Required
Large
10' x 32' storage unit
10' x 32' Unit
  • Drive Up Access
  • Outside Unit
  • FIRST MONTH FREE
Store Rate
$714.00
Web Rate:
$428.40
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No Credit Card Required
Large
10' x 32' storage unit
10' x 32' Unit
  • Drive Up Access
  • Outside Unit
  • Enclosed
  • FIRST MONTH FREE
Store Rate
$714.00
Web Rate:
$428.40
SelectClose
No Credit Card Required
Large
10' x 38' storage unit
10' x 38' Unit
  • Drive Up Access
  • Outside Unit
  • FIRST MONTH FREE
Store Rate
$762.00
Web Rate:
$457.20
SelectClose
No Credit Card Required
Large
10' x 38' storage unit
10' x 38' Unit
  • Drive Up Access
  • Outside Unit
  • Enclosed
  • FIRST MONTH FREE
Store Rate
$762.00
Web Rate:
$457.20
SelectClose
No Credit Card Required
CubeSmart Self Storage - Limited Availability
Reserve for FREE! (855) 596-7884
Call now, let us help you find a unit and save!

Facility Hours

Office Hours

  • Mon:09:30 AM - 06:00 PM
  • Tue:09:30 AM - 06:00 PM
  • Wed:09:30 AM - 06:00 PM
  • Thu:09:30 AM - 06:00 PM
  • Fri:09:30 AM - 06:00 PM
  • Sat:08:30 AM - 05:00 PM
  • Sun:CLOSED -

Access Hours

  • Mon:06:00 AM - 10:00 PM
  • Tue:06:00 AM - 10:00 PM
  • Wed:06:00 AM - 10:00 PM
  • Thu:06:00 AM - 10:00 PM
  • Fri:06:00 AM - 10:00 PM
  • Sat:06:00 AM - 10:00 PM
  • Sun:06:00 AM - 10:00 PM

Facility Amenities

  • Cash Accepted
  • Checks Accepted
  • Credit Cards Accepted
  • Military / Student Discount
  • Moving Supplies
  • On-Site Manager
  • Title Must Match Renter
  • Vehicle Required Title
  • Vehicle Requires Insurance
  • Vehicle Requires Registration
  • Cameras
  • Keypad Gate Access
  • Fenced and Lighted
  • Handcarts and Dollies
  • Online Bill Pay
  • Automatic Payments
  • Online Payments

Facility Map

Frequently Asked Questions

Does CubeSmart Self Storage at 275 S Prospectors Rd has first floor or ground floor storage?

A ground floor storage unit at 275 S Prospectors Rd makes it easier to access and does not require the use of an elevator. However, the convenience of a first floor storage unit usually comes with a cost, and are typically more expensive.

What is elevator access or an upper floor storage unit?

An elevator access storage unit makes it a little more difficult to load and unload your storage unit and requires the use of an elevator or stair case. However, a upper floor storage unit typically will be less expensive.

What is a storage locker?

A storage locker has a reduced ceiling height between 4 to 6 feet. These storage units are good for storing small items; like suit cases, small household items, school and dormitory items, office supplies or holiday decorations. Storage lockers are usually less expensive than other units and could be the ground floor or accessed with a rolling ladder.

What is an onsite storage manager?

The manager of the storage facility actually lives in an apartment that is typically attached to the storage facility. The storage unit tenants get a feeling of security, knowing that a manager is nearby to address emergency matters or other matters that could occur after hours.

Does CubeSmart Self Storage, 275 S Prospectors Rd offer extended hours?

Yes, CubeSmart Self Storage at 275 S Prospectors Rd offers extended hours. Usually storage facility office hours are 9:00 am to 6:00 pm. Extended hours could be from 6:00 am to 10:00 pm or even 24 hours a day, giving storage tenants more access to their storage unit.

What is keypad access?

A keypad entrance storage facility at 275 S Prospectors Rd will control who enters and exits the facility. The tenant is provided a personal gate code and prevents non renters from entering the gated property.

What is the difference between a roll up door and a swing door?

A roll up door provides a larger opening and rolls into the ceiling of the storage unit. Where as a swing door, opens to the outside and swing door is more like a large residential house door. Larger units and newer construction will offer more roll up doors.

What items should you NOT put in a storage unit at 275 S Prospectors Rd?

Most, if not all storage facilities prohibit the storing of food, live animals, explosive materials, weapons, ammunition, stolen merchandise, motorized vehicles that are not registered or insured.

Do self storage facilities in Diamond Bar sell boxes and packing supplies?

Most storage facilities in Diamond Bar offer locks, different box sizes, packing tape, bubble wrap, covers for furniture and numerous other packing supplies.

What are the most common unit sizes at 275 S Prospectors Rd

The most common unit sizes at CubeSmart Self Storage in 275 S Prospectors Rd are 5x5 and 10x10. Most facilities also have other unit sizes available such as 5x`0, 10x20 and even 10x30 unit sizes.

Are the storage units at 275 S Prospectors Rd secure?

All storage units at 275 S Prospectors Rd are secure and protected at all times. CubeSmart Self Storage in Diamond Bar is backed by security features such as video surveillance, security access to your unit only and electronic gate access.

Facility Reviews

JoAnne Hoffman

May 3rd, 2025- From Sf

Clean facility, security cameras, friendly professional staff

weiping Hu

April 7th, 2025- From Sf

Convenient, reasonable price, good service

Fred

March 17th, 2025- From Sf

Great facility only thing is there is no light in the locker so be sure to bring a flashlight

Jing Lih Ko

October 7th, 2024- From Sf

I had a great experience and the manager was very helpful.

kayla

June 9th, 2024- From Sf

good unit all went well, owner was great

Stefan C.

May 16th, 2024- From Sf

Customer service was helpful. They made contact before move date to confirm.

Tam Nguyen

November 25th, 2022- From Sf

Good location,, clean and good deal.

Roy Tsuchiyama

September 29th, 2022- From Sf

Good experience from reservation to securing unit

Chris Rodriguez

July 30th, 2021- From Sf

Great place to move into I would do it again

Christina L Campos

June 1st, 2021- From Sf

I had a great experience and the manager was very helpful.