5.0
    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: (707) 343-8095

Today's Hours

VIEW ALL
Rental & Support:6:00 AM - 10:00 PM
Access:6:00 AM - 10:00 PM
Office:9:30 AM - 6:00 PM
VIEW ALL HOURS
24/7 access available when you upgrade
Nearby Locations
$24
$40
$18
Location marker pin
5.0

Sonoma Self Storage at 155 Fremont Dr

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
Office:9:30 AM - 6:00 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.

Units Available Nearby

3' x 3'

Available now at 1135 Golden Gate Dr, Napa, CA 94558 starting at $24/mo

Available Nearby

3' x 4'

Available now at 3700 Broadway St, American Canyon, CA 94503 starting at $21/mo

Available Nearby

5' x 5'

Available now at 1890 Pueblo Ave, Napa, CA 94558 starting at $40/mo

Available Nearby

5' x 10'

Available now at 3700 Broadway St, American Canyon, CA 94503 starting at $18/mo

Available Nearby

10' x 10'

Available now at 1135 Golden Gate Dr, Napa, CA 94558 starting at $124/mo

Available Nearby

10' x 20'

Available now at 1135 Golden Gate Dr, Napa, CA 94558 starting at $221/mo

Available Nearby

20' x 10'

Available now at 1890 Pueblo Ave, Napa, CA 94558 starting at $173/mo

Available Nearby

10' x 22'

Available now at 3700 Broadway St, American Canyon, CA 94503 starting at $236/mo

Available Nearby

Nearby Locations
$24
$40
$18
Location marker pin

Convenient Self Storage Near You in Sonoma

Located near the intersection of Fremont Dr and CA-121, Extra Space Storage serves residents of Sonoma, Big Bend, Embarcadero, Temelec, and more. Locals will recognize our facility near Kelleher.

Available Storage Unit Sizes

Sonoma storage units range in size from 5x10 to 10x35. Our available unit features include indoor access and drive-up access. Not sure what storage unit works best for you? Our amazing staff of storage experts will be happy to find the right solution that works for your storage needs.

Drive-Up Storage Units

Looking to store large, heavy items? Our drive-up storage units allow you to pull your vehicle directly near your storage space to move items in and out. It's the ultimate storage convenience!

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 & Outdoor Vehicle Storage

Extra Space Storage offers secure indoor and outdoor vehicle storage in Sonoma! Our enclosed drive-up units and uncovered outdoor parking spaces can fit cars, motorcycles, boats, RVs, and campers.

Exceptional Security Features

At our 155 Fremont Dr storage facility, you’ll find storage units backed by advanced security measures like video surveillance, an on-site resident manager, electronic gate access, and individually-alarmed units. We care about your valued belongings.

Other Amenities & Services

  • Accommodates trucks larger than 20 feet

  • Wide-drive aisles to accommodate large moving trucks

  • Gate access on Sundays

  • Convenient freeway access

  • Deliveries accepted

  • On-site office

  • ADA compliant

Cheap Self Storage in Sonoma

If you need an affordable self storage solution in Sonoma, Extra Space Storage at 155 Fremont Dr has what you’re looking for! We offer cheap storage units with prices as low as $79, plus move-in deals like first month free and first month half-off at select locations when you reserve your unit online!

The Self Storage Partner You Can Trust

At Extra Space Storage, we're committed to giving our customers a reliable self storage experience! We work hard to maintain a clean, secure facility at all times, and our friendly team is always available to answer your questions. Contact us today to reserve a storage unit in Sonoma!

Company

Employees: 1-10

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

Established Date: 1977

Site Number: 6924

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

Fremont Dr and Maffei Rd

Directions from the North

Drive south on CA-12 E. Turn right onto CA-121 S. Turn left onto Maffei Rd. Our facility will be on your right.

Directions from the South

Drive northwest on CA-121 N. At the traffic circle, turn right onto Fremont Dr. Turn right onto Maffei Rd. Our facility will be on your right.

Directions from the East

Drive southwest on CA-12 W. Turn left onto CA-121 S. Turn left onto Maffei Rd. Our facility will be on your right.

Directions from the West

Drive east on CA-116 E. Turn right to continue driving south on CA-116 E. At the traffic circle, turn right onto Fremont Dr. Turn right onto Maffei Rd. Our facility will be on your right.

Frequently Asked Questions at 155 Fremont Dr

What is the smallest storage unit I can rent?

The most common storage unit sizes you'll find at Extra Space Storage at 155 Fremont Dr range from 5x5 to 10x30. Get in touch with our facility manager today to learn more about the smallest storage unit sizes we have available!

What pest control and cleanliness measures are taken in Sonoma?

Extra Space Storage takes pride in maintaining clean storage facilities throughout Sonoma. To ensure our storage facilities remain pest free, every facility in Sonoma is treated on a regular schedule by Ecolab, our dedicated pest control experts!

What size padlock should I use for a storage unit?

Storage units at our 155 Fremont Dr storage facility have no set lock size required. If you're not sure the lock you have is secure enough, Extra Space Storage sells secure disc locks along with other helpful moving supplies!

Where can I buy moving boxes in Sonoma?

Extra Space Storage proudly offers a wide selection of moving boxes for purchase at our Sonoma storage facilities! From small bankers boxes to larger wardrobe boxes, we have the supplies you need to make your move as smooth as possible in Sonoma.

Why is it important to rent a temperature-controlled storage unit in Sonoma?

Depending on what you plan to store at Extra Space Storage in Sonoma, choosing a climate-controlled unit adds one more layer of protection for your sensitive items. These units typically maintain temperatures between 55 and 80 degrees throughout the year, which is good when storing sensitive items like business documents, electronics, artwork, and more.

*Promotional Terms & Conditions and Size Disclaimer

Reviews

January 18, 2026

Happy

Posted On Google

overall rating

JB is fantastic and made this the best storage experience we have ever had! Wonderful!!

Response from Extra Space Storage (1/18/2026)

Thank you for sharing! JB truly made your storage experience wonderful. We appreciate your fantastic feedback!

January 16, 2026

Christian

Posted On Google

overall rating

It was refreshing dealing with him and getting my three storage units and I would advise anyone to come check out what he has to offer excellent service I'm very polite thank you

Response from Extra Space Storage (1/17/2026)

We are pleased to hear about your excellent experience with our three storage units and service!

December 23, 2025

Aleece

Posted On Google

overall rating

They take pride in the customers experience and I appreciate that

Response from Extra Space Storage (12/23/2025)

We greatly appreciate your feedback about our customer experience focus. Your recognition means everything to us.

December 3, 2025

Rich

Posted On Google

overall rating

JB and his team are top-notch!!! I highly recommend them.

Response from Extra Space Storage (12/4/2025)

We greatly appreciate your recommendation of JB and his team! Thank you for recognizing their excellent service.

November 23, 2025

Kristi

Posted On Google

overall rating

Great service, clean property. Highly recommend.

Response from Extra Space Storage (11/24/2025)

We are elated to hear about your positive experience with our clean property and great service!