Call our Storage Experts
    Storage Experts Available
    Mon-Fri: 03:00am-10:00pm
    Sat: 03:00am-10:00pm
    Sun: 03:00am-10:00pm
  • New Customer: 
  • Current Customer: (949) 390-4871

Today's Hours

VIEW ALL
Rental & Support:6:00 AM - 10:00 PM
Access:6:00 AM - 10:00 PM
VIEW ALL HOURS
24/7 access available when you upgrade
Nearby Locations

Irvine Self Storage at 21 Post St

Call our Storage Experts
Storage Experts Available
Mon-Fri: 03:00am-10:00pm
Sat: 03:00am-10:00pm
Sun: 03:00am-10:00pm

Today's Hours

VIEW ALL
Rental & Support:6:00 AM - 10:00 PM
Access:6:00 AM - 10:00 PM
VIEW ALL HOURS
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'
  • Climate Controlled
  • Elevator Access
  • Indoor
IN STORE
$41
WEB RATE
$23

Flash Sale!*

Small
5' x 5'
  • 1st Floor Access
  • Climate Controlled
  • Indoor
IN STORE
$70
WEB RATE
$39
Small
5' x 10'
  • Climate Controlled
  • Elevator Access
  • Indoor
IN STORE
$90
WEB RATE
$51

LIMITED UNITS

SAVE UP TO 40% OFF & GET A FREE LOCK!

Savings reflected in rates. Lock provided at select locations when you rent online.

Lock Icon
Medium
10' x 10'
  • Climate Controlled
  • Elevator Access
  • Indoor
IN STORE
$168
WEB RATE
$112
Medium
10' x 10'
  • 1st Floor Access
  • Climate Controlled
  • Indoor
IN STORE
$244
WEB RATE
$183

ACT FAST: 1 LEFT!

Medium
11' x 10'
  • 1st Floor Access
  • Climate Controlled
  • Indoor
IN STORE
$255
WEB RATE
$192

ACT FAST: 1 LEFT!

Medium
10' x 15'
  • Climate Controlled
  • Elevator Access
  • Indoor
IN STORE
$228
WEB RATE
$153
Large
10' x 20'
  • Drive-Up Access
  • Enclosed Vehicle Storage
IN STORE
$456
WEB RATE
$340

Flash Sale!*

Large
10' x 20'
  • Drive-Up Access
  • Enclosed Vehicle Storage
IN STORE
$456
WEB RATE
$340

Flash Sale!*

Large
10' x 25'
  • Drive-Up Access
  • Enclosed Vehicle Storage
IN STORE
$537
WEB RATE
$413

Flash Sale!*

Large
10' x 25'
  • Drive-Up Access
  • Enclosed Vehicle Storage
IN STORE
$537
WEB RATE
$413

Flash Sale!*

Units Available Nearby

20' x 10'

Available now at 20 Post, Irvine, CA 92618 starting at $234/mo

Available Nearby

12' x 20'

Available now at 6401 Oak Cyn, Irvine, CA 92618 starting at $199/mo

Available Nearby

10' x 30'

Available now at 20 Post, Irvine, CA 92618 starting at $528/mo

Available Nearby

20' x 15'

Available now at 6401 Oak Cyn, Irvine, CA 92618 starting at $284/mo

Available Nearby

Nearby Locations

Convenient Self Storage Near You in Irvine

Located near the intersection of Oak Canyon and Sand Canyon Ave, Extra Space Storage serves Irvine residents near San Joaquin Hills, Lake Forest, Laguna Woods, North Tustin, South Coast Metro, and more. Locals will recognize our storage facility near Oak Creek Golf Club and Driving Range within 5 miles of Northwood and within 1 mile of Oak Creek.

Available Storage Unit Sizes

Extra Space Storage's Irvine storage facility on Post St has a range of storage unit sizes ranging between 5x5 and 10x30. Plus, our well-maintained Irvine storage units have unit features such as drive-up access, elevator access, first-floor access, and indoor access.

Drive-Up Storage Units

Our Post St storage facility offers convenient Irvine self storage amenities—like drive-up access storage units! Drive-up access makes it easier to pull your vehicle close to your unit for speedy and hassle-free unloading of your bulky items. Plus, some of the drive-up access storage units at Extra Space Storage are equipped to provide you with indoor vehicle storage!

Climate-Controlled Storage

Need to store temperature-sensitive items? Climate control can help protect your belongings from extreme temperature changes. These units typically maintain a storage environment between 55 and 80 degrees throughout the year.

Indoor Vehicle Storage

Seeking secure vehicle storage in Irvine? Extra Space Storage provides drive-up access storage units that are perfect for storing small vehicles like cars, motorcycles, and more!

Exceptional Security Features

Extra Space Storage is dedicated to providing secure Irvine self storage. That's why our 21 Post St storage facility is equipped with modern security features like video surveillance, security access to your floor only, and electronic gate access.

24-Hour Access Storage Near You

Enjoy peace of mind knowing you have 24-hour access to your storage unit at Extra Space Storage. Located at 21 Post St in Irvine, CA, we provide 24-hour storage units to ensure your belongings are always within reach. Access your rental whenever it suits you, even well beyond the usual facility hours.

Other Amenities & Services

  • Extended access hours are standard with 24/7 access available - ask site manager for details

  • Cylinder locks required for units

  • Sturdy moving carts available for heavy, bulky items

  • Convenient loading dock

  • Covered loading bay

  • Elevators for easy access to upper levels

  • Wide-drive aisles to accommodate large moving trucks

  • Gate access on Sundays

  • Convenient freeway access

  • Deliveries accepted

  • ADA compliant

Cheap Self Storage in Irvine

If you need an affordable self storage solution in Irvine, Extra Space Storage on Post St has what you’re looking for! We offer cheap storage units with prices as low as $23 at this location. At select locations, you can also take advantage of great move-in deals like first month free and first month half-off when you reserve storage with us online!

The Self Storage Partner You Can Trust

Extra Space Storage goes above and beyond to provide you with trustworthy storage options in our well-maintained and secure Post St storage facility. Our friendly staff is here to help you find the best storage solution. Contact us today to reserve a storage unit in Irvine!

Company

Employees: 1-10

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

Established Date: 1977

Site Number: 7937

Phone Number:(949) 396-0555

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

Directions

Intersections/Landmarks

Oak Canyon and Post St

Directions from the North

Drive southeast on I-5 S. Take Exit 96A. Turn right onto Sand Canyon Ave. Turn right onto Oak Canyon. Turn right onto Post. Our facility will be on your left.

Directions from the South

Drive north on Laguna Canyon Rd. Take Exit 8 and keep left I-405 N. Take Exit 3. Turn right onto Sand Canyon Ave. Turn left onto Oak Canyon. Turn right onto Post. Our facility will be on your left.

Directions from the East

Drive southwest on CA-133. Take Exit 12. Turn right onto Irvine Blvd. Take Exit 8 and keep left I-405 N. Take Exit 3. Turn left onto Sand Canyon Ave. Turn right onto Oak Canyon. Turn right onto Post. Our facility will be on your left.

Directions from the West

Drive east onto I-405 S. Take Exit 3. Turn left onto Sand Canyon Ave. Turn left onto Oak Canyon. Turn right onto Post. Our facility will be on your left.

Frequently Asked Questions at 21 Post St

Are packages accepted at storage units in Irvine, CA?

Extra Space Storage in Irvine will gladly accept deliveries, should our commercial storage customers need a secure drop-off location! Just check with the facility manager to determine how long a package will need to be held before you come and pick it up.

How far in advance do I need to reserve a storage unit?

Extra Space Storage at 21 Post St allows customers to reserve self storage units up to 14 days in advance. There's no minimum requirement!

What is the largest storage unit I can rent?

At Extra Space Storage on 21 Post St, unit sizes can vary from as small as 25 square feet to 300+ square feet. Get in touch with our team today to learn more about our largest available storage unit sizes!

What type of lock do I need for a storage unit?

At Extra Space Storage, we require all customers at our 21 Post St location to have a secure lock for their storage unit. You can even purchase locks at our storage facility. Contact us today to learn more about which locks we require for our storage units!

Where can I buy moving supplies in Irvine, CA?

For both residential and commercial storage customers in Irvine, quickly buy the moving supplies you need—like boxes, packing tape, bubble wrap, and more—at Extra Space Storage! Stop into the main office at one of our Irvine facilities to buy the items you need. No unit reservation is necessary to purchase moving supplies either!

*Promotional Terms & Conditions and Size Disclaimer

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