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Extra Space Storage

33620 21st Avenue Southwest, Federal Way, WA 98023

Extra Space Storage in 21st Avenue Southwest

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Type:

Select Size:

Select Amenity:

Small
5' x 5' storage unit
5' x 5' Unit
  • Indoor
  • Elevator Access
  • Upper Floor
  • ACT FAST: LIMITED UNITS.
Store Rate
$29.00
Web Rate:
$26.00
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No Credit Card Required
Small
5' x 5' storage unit
5' x 5' Unit
  • Indoor
  • First Floor Access
  • ACT FAST: LIMITED UNITS.
Store Rate
$47.00
Web Rate:
$43.00
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No Credit Card Required
Small
5' x 10' storage unit
5' x 10' Unit
  • Indoor
  • Elevator Access
  • Upper Floor
  • ACT FAST: LIMITED UNITS.
Store Rate
$56.00
Web Rate:
$51.00
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No Credit Card Required
Medium
10' x 7' storage unit
10' x 7' Unit
  • Indoor
  • Elevator Access
  • Upper Floor
  • ACT FAST: LIMITED UNITS.
Store Rate
$68.00
Web Rate:
$61.00
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No Credit Card Required
Small
10' x 5' storage unit
10' x 5' Unit
  • Indoor
  • First Floor Access
  • ACT FAST: LIMITED UNITS.
Store Rate
$85.00
Web Rate:
$77.00
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No Credit Card Required
Medium
10' x 10' storage unit
10' x 10' Unit
  • Indoor
  • Elevator Access
  • Upper Floor
  • ACT FAST: LIMITED UNITS.
Store Rate
$98.00
Web Rate:
$89.00
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No Credit Card Required
Medium
10' x 10' storage unit
10' x 10' Unit
  • Indoor
  • First Floor Access
  • ACT FAST: LIMITED UNITS.
Store Rate
$101.00
Web Rate:
$92.00
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No Credit Card Required
Large
10' x 15' storage unit
10' x 15' Unit
  • Indoor
  • Elevator Access
  • Upper Floor
  • ACT FAST: LIMITED UNITS.
Store Rate
$155.00
Web Rate:
$140.00
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No Credit Card Required
Large
10' x 15' storage unit
10' x 15' Unit
  • Indoor
  • First Floor Access
  • ACT FAST: LIMITED UNITS.
Store Rate
$180.00
Web Rate:
$163.00
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No Credit Card Required
Large
20' x 10' storage unit
20' x 10' Unit
  • Indoor
  • First Floor Access
  • ACT FAST: LIMITED UNITS.
Store Rate
$180.00
Web Rate:
$163.00
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No Credit Card Required
Large
10' x 20' storage unit
10' x 20' Unit
  • Indoor
  • First Floor Access
  • ACT FAST: LIMITED UNITS.
Store Rate
$180.00
Web Rate:
$163.00
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No Credit Card Required
Large
10' x 25' storage unit
10' x 25' Unit
  • Indoor
  • First Floor Access
  • ACT FAST: LIMITED UNITS.
Store Rate
$263.00
Web Rate:
$238.00
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No Credit Card Required
Large
10' x 30' storage unit
10' x 30' Unit
  • Indoor
  • First Floor Access
  • ACT FAST: LIMITED UNITS.
Store Rate
$318.00
Web Rate:
$288.00
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No Credit Card Required
Large
10' x 20' storage unit
10' x 20' Unit
  • Drive Up Access
  • Outside Unit
  • ACT FAST: LIMITED UNITS.
Store Rate
$374.00
Web Rate:
$344.00
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No Credit Card Required
Large
10' x 20' storage unit
10' x 20' Unit
  • Drive Up Access
  • Outside Unit
  • Enclosed
  • ACT FAST: LIMITED UNITS.
Store Rate
$374.00
Web Rate:
$344.00
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No Credit Card Required
Extra Space 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:09:00 AM - 05:30 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
  • Moving Supplies
  • On-Site Manager
  • Vehicle Required Title
  • Vehicle Requires Insurance
  • Vehicle Requires Registration
  • Cameras
  • Keypad Gate Access
  • Automatic Payments
  • Credit Cards Accepted
  • Online Payments

Facility Map

Frequently Asked Questions

Does Extra Space Storage at 33620 21st Avenue Southwest has first floor or ground floor storage?

A ground floor storage unit at 33620 21st Avenue Southwest 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 Extra Space Storage, 33620 21st Avenue Southwest offer extended hours?

Yes, Extra Space Storage at 33620 21st Avenue Southwest 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 33620 21st Avenue Southwest 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 33620 21st Avenue Southwest?

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 Federal Way sell boxes and packing supplies?

Most storage facilities in Federal Way 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 33620 21st Avenue Southwest

The most common unit sizes at Extra Space Storage in 33620 21st Avenue Southwest 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 33620 21st Avenue Southwest secure?

All storage units at 33620 21st Avenue Southwest are secure and protected at all times. Extra Space Storage in Federal Way is backed by security features such as video surveillance, security access to your unit only and electronic gate access.

Facility Reviews

Michelle Schachere

July 2nd, 2025- From Sf

Great service! Brian is very friendly. I was able to get into my unit with no issues.

Loren Ellingson

January 24th, 2025- From Sf

They have been great to work with and very helpful when I needed it. The paperwork literally took less than 10 minutes, and Shelby and Brian have been very helpful every time I need something and have to go into the office. The Units are clean and easily accessible, and a huge upgrade over the other storage units that I have used in the past. Would definitely recommend this facility!

Kristina

October 6th, 2024- From Sf

They were awesome and fast and very efficient

Dillon tucker

March 28th, 2024- From Sf

I had booked a reservation for a unit. Which i was promtly contacted about. I arrived and everything went smoothly. The only issue i would have is they dont mention that you have to pay 2 additional fees (insurance and lock) upon signing the contract. Like i can understand that this is preaty standard but they could have the pricing for both included in the advertisedment along with the unit prices where it says you have to pay a one time administration fee

Chuck

October 1st, 2023- From Sf

Very affordable storage units and great costumer service

Kristen

June 5th, 2023- From Sf

The move-in experience had some confusing and frustrating moments but overall this place is clean and affordable and they seem to keep up with methods to prevent theft.

Nina

January 30th, 2023- From Sf

I am satisfied for this place. Recommend it for others

Mikayla

March 5th, 2022- From Sf

Super helpful and easy to get set up and move in.

Robin M Thompson

October 30th, 2021- From Sf

Communication was wonderful. From time of arrival to oprning the unit took less than 10 minutes. Very pleased with security, cleanliness, and integrity.

卯潮

August 7th, 2021- From Sf

Someone who work there is very friendly and kind, Storage is nice and clean i like that place I highly recommended.