4.9
    Call our Storage Experts
    Storage Experts Available
    Mon-Fri: 06:00am-01:00am
    Sat: 06:00am-01:00am
    Sun: 06:00am-01:00am
  • New Customer: 
  • Current Customer: (207) 910-0087

Today's Hours

Rental & Support:6:00 AM - 10:00 PM
Access:6:00 AM - 10:00 PM
Office:9:30 AM - 6:00 PM
24/7 Access
With upgrade
Nearby Locations
4.9

Portland Self Storage at 150 Riverside St

Call our Storage Experts
Storage Experts Available
Mon-Fri: 06:00am-01:00am
Sat: 06:00am-01:00am
Sun: 06:00am-01:00am

Today's Hours

Rental & Support:6:00 AM - 10:00 PM
Access:6:00 AM - 10:00 PM
Office:9:30 AM - 6:00 PM
24/7 Access
With upgrade
Select a Unit Below
Small
5' x 5'
  • Climate Controlled
  • Elevator Access
  • Indoor
IN STORE
$94
WEB RATE
$46

LIMITED UNITS

Small
10' x 5'
  • Drive-Up Access
  • Outdoor/No Drive-Up
IN STORE
$129
WEB RATE
$67

ACT FAST: 1 LEFT!

Small
5' x 10'
  • Climate Controlled
  • Elevator Access
  • Indoor
IN STORE
$141
WEB RATE
$69

ACT FAST: 1 LEFT!

Small
10' x 5'
  • 1st Floor Access
  • Climate Controlled
  • Indoor
IN STORE
$160
WEB RATE
$82

LIMITED UNITS

Small
10' x 7'
  • Climate Controlled
  • Elevator Access
  • Indoor
IN STORE
$142
WEB RATE
$67

Flash Sale!*

Small
7' x 10'
  • Climate Controlled
  • Elevator Access
  • Indoor
IN STORE
$171
WEB RATE
$81

LOWEST IN 30 DAYS!*

Medium
10' x 9'
  • Climate Controlled
  • Elevator Access
  • Indoor
IN STORE
$210
WEB RATE
$113

ACT FAST: 1 LEFT!

Medium
10' x 10'
  • Climate Controlled
  • Elevator Access
  • Indoor
IN STORE
$223
WEB RATE
$125
Medium
10' x 10'
  • 1st Floor Access
  • Climate Controlled
  • Indoor
IN STORE
$255
WEB RATE
$154

ACT FAST: 1 LEFT!

Medium
10' x 10'
  • Drive-Up Access
IN STORE
$258
WEB RATE
$157

ACT FAST: 1 LEFT!

Medium
10' x 11'
  • Climate Controlled
  • Elevator Access
  • Indoor
IN STORE
$241
WEB RATE
$142

ACT FAST: 1 LEFT!

Medium
10' x 13'
  • Climate Controlled
  • Elevator Access
  • Indoor
IN STORE
$267
WEB RATE
$165

ACT FAST: 1 LEFT!

Medium
10' x 14'
  • 1st Floor Access
  • Climate Controlled
  • Indoor
IN STORE
$311
WEB RATE
$204

ACT FAST: 1 LEFT!

Medium
10' x 15'
  • Climate Controlled
  • Elevator Access
  • Indoor
IN STORE
$237
WEB RATE
$152

Flash Sale!*

Medium
10' x 15'
  • 1st Floor Access
  • Climate Controlled
  • Indoor
IN STORE
$319
WEB RATE
$212

LIMITED UNITS

Large
10' x 20'
  • 1st Floor Access
  • Climate Controlled
  • Indoor
IN STORE
$417
WEB RATE
$300

ACT FAST: 1 LEFT!

Units Available Nearby

10' x 22'

Available now at 235 Presumpscot St, Portland, ME 04103 starting at $363/mo

Available Nearby

Nearby Locations

Convenient Self Storage Near You in Portland

Located near the intersection of Riverside St and Larrabee Rd, Extra Space Storage serves residents of Portland within 1 mile of Nasons Corner and within 5 miles of Westbrook, Portland International Jetport, and more! Locals will recognize our facility near Ramada Plaza.

Available Storage Unit Sizes

Extra Space Storage at 150 Riverside Stoffers storage unit sizes ranging from 10x5 to 10x20. Features like indoor access, first-floor access, elevator access, and drive-up access are available to meet a wide variety of storage needs.

Drive-Up Storage Units

Drive-up access in Portland makes self storage a breeze. Simply pull your vehicle up next to your storage unit for easy loading and unloading! We highly recommend this feature if you plan to visit your unit frequently or need to haul large, heavy items.

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.

Exceptional Security Features

Our Riverside St storage facility is equipped with advanced security features like video surveillance and electronic gate access. We care about the valued belongings of our customers.

Other Amenities & Services

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

  • Sturdy moving carts available for heavy, bulky items

  • Covered loading bay

  • Elevators for easy access to upper levels

  • Gate access on Sundays

  • Convenient freeway access

Cheap Storage Units in Portland

Whether you need residential or commercial storage, Extra Space Storage offers affordable storage units at 150 Riverside St with a wide variety of unit sizes, convenient amenities, and more. Our storage facility in Portland has cheap storage units starting at $46 per month. Get the first month free or half-off at select facilities when you reserve self storage online today!

The Self Storage Partner You Can Trust

At Extra Space Storage, you can expect great service and top-quality self storage. From our secure, tidy, and well-lit storage facility to our friendly team, we go the extra mile to provide a positive experience for our customers. Contact us today to reserve a storage unit in Portland!

Company

Employees: 1-10

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

Established Date: 1977

Site Number: 3697

Phone Number:(207) 401-4365

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

Exit 48 off I-95

Directions from the North

Drive south on I-95 S. Take Exit 48. Continue onto Larrabee Rd. Turn right onto Riverside St. Our facility will be on your left.

Directions from the South

Drive northeast on I-95 N. Take Exit 48. Continue onto Larrabee Rd. Turn right onto Riverside St. Our facility will be on your left.

Directions from the East

Drive west on Brighton Ave. Pass I-95 S and turn right onto Riverside St. Pass Larrabee Rd. Our facility will be on your left.

Directions from the West

Drive east on New Gorham Rd. Turn right onto William Clarke Dr. Continue onto Westbrook Arterial. Turn left onto Larrabee Rd. Turn left onto Riverside St. Our facility will be on your left.

*Promotional Terms & Conditions and Size Disclaimer

Reviews

4.9 stars

375 Reviews
5 stars359
4 stars5
3 stars2
2 stars5
1 star4
Showing 3 of 375

Mary

June 29, 2026

We used the Extra Space Storage facility at 150 Riverside St., Portland, ME. We appreciated the excellent, knowledgeable management!

Thank you immensely, Mary! We're glad our knowledgeable management made a great impression at our Portland location.

Extra Space Storage (6/29/2026)

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Marpheen

June 20, 2026

Convenient location. Good customer service!

We greatly appreciate your kind words, Marpheen! Glad our location and customer service met your needs.

Extra Space Storage (6/20/2026)

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francisco

June 20, 2026

I was delighted to be served by Marsha. I will always come back if l need a storage. It feel so good to be here

Francisco, we sincerely value your kind words about Marsha. We look forward to serving you again whenever you need storage!

Extra Space Storage (6/20/2026)

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*savings reflected in rates.