Mountain Avenue Self Storage - 630 South Mountain Avenue, Ontario, CA 91762

4.2/5 - 207 Reviews
Location:
630 South Mountain Avenue, Ontario, CA 91762
Office hours:
  • Mon-Sun: 9 a.m. - 6 p.m.

Mountain Avenue Self Storage - 630 South Mountain Avenue, Ontario, CA 91762

  • Drive-Up Access

    Drive directly up to your unit for easy loading and unloading

  • Retail Available

    Moving and packing supplies available for purchase on-site

  • Onsite Manager

    On-site staff available to assist with property needs

    Not sure which size you need? Check our size guide to find the perfect fit.
    8x12 Self Storage 96 Sq. Ft.
    Swing First Floor Access
    $149/mo
    8x10 Self Storage 80 Sq. Ft.
    Roll-Up Drive-up Access First Floor Access Outdoor Access
    $129/mo
    7x10 Self Storage 70 Sq. Ft.
    Roll-Up Drive-up Access First Floor Access Outdoor Access
    $119/mo
    7x10 Self Storage 70 Sq. Ft.
    Swing First Floor Access
    $119/mo
    7x8 Self Storage 56 Sq. Ft.
    Swing First Floor Access
    $114/mo
    6x8 Self Storage 48 Sq. Ft.
    Roll-Up Drive-up Access First Floor Access Outdoor Access
    $89/mo
    6x8 Self Storage 48 Sq. Ft.
    Swing First Floor Access
    $89/mo
    5x10 Self Storage 50 Sq. Ft.
    Roll-Up Drive-up Access First Floor Access Outdoor Access
    $109/mo
    5x10 Self Storage 50 Sq. Ft.
    Swing First Floor Access
    $99/mo
    5x7 Self Storage 35 Sq. Ft.
    Roll-Up Drive-up Access First Floor Access Outdoor Access
    $79/mo
    5x7 Self Storage 35 Sq. Ft.
    Swing First Floor Access
    $79/mo
    5x5 Self Storage 25 Sq. Ft.
    Swing First Floor Access
    $69/mo
    10x18 Self Storage 180 Sq. Ft.
    Roll-Up Drive-up Access First Floor Access Outdoor Access
    $269/mo
    10x15 Self Storage 150 Sq. Ft.
    Roll-Up Drive-up Access First Floor Access Outdoor Access
    $209/mo
    10x12 Self Storage 120 Sq. Ft.
    Roll-Up Drive-up Access First Floor Access Outdoor Access
    $179 - $189/mo
    10x10 Self Storage 100 Sq. Ft.
    Roll-Up Drive-up Access First Floor Access Outdoor Access
    $169/mo
    10x10 Self Storage 100 Sq. Ft.
    Swing First Floor Access
    $159/mo
    25x35 Self Storage 875 Sq. Ft.
    Roll-Up Drive-up Access First Floor Access Outdoor Access
    $750/mo
    20x32 Self Storage 640 Sq. Ft.
    Roll-Up Drive-up Access First Floor Access Outdoor Access
    $649/mo
    20x28 Self Storage 560 Sq. Ft.
    Roll-Up Drive-up Access First Floor Access Outdoor Access
    $629/mo
    20x20 Self Storage 400 Sq. Ft.
    Roll-Up Drive-up Access First Floor Access Outdoor Access
    $499/mo
    14x30 Self Storage 420 Sq. Ft.
    Roll-Up Drive-up Access First Floor Access Outdoor Access
    $519/mo
    13x43 Self Storage 559 Sq. Ft.
    Roll-Up Drive-up Access First Floor Access Outdoor Access
    $629/mo
    13x25 Self Storage 325 Sq. Ft.
    Roll-Up Drive-up Access First Floor Access Outdoor Access
    $449/mo
    12x20 Self Storage 240 Sq. Ft.
    Roll-Up Drive-up Access First Floor Access Outdoor Access
    $329/mo
    10x35 Self Storage 350 Sq. Ft.
    Roll-Up Drive-up Access First Floor Access Outdoor Access
    $459/mo
    10x32 Self Storage 320 Sq. Ft.
    Roll-Up Drive-up Access First Floor Access Outdoor Access
    $439/mo
    10x30 Self Storage 300 Sq. Ft.
    Roll-Up Drive-up Access First Floor Access Outdoor Access
    $429/mo
    10x28 Self Storage 280 Sq. Ft.
    Roll-Up Drive-up Access First Floor Access Outdoor Access
    $379/mo
    10x25 Self Storage 250 Sq. Ft.
    Roll-Up Drive-up Access First Floor Access Outdoor Access
    $349/mo
    10x23 Vehicle 230 Sq. Ft.
    Car Storage Swing First Floor Access Outdoor Access Parking
    $149/mo
    10x20 Vehicle 200 Sq. Ft.
    Car Storage Roll-Up Drive-up Access First Floor Access Outdoor Access Parking
    $299/mo
    10x20 Self Storage 200 Sq. Ft.
    Roll-Up First Floor Access
    $289/mo
    No units are currently available.

    Amenities & features

    • Drive-Up Access
    • Retail Available
    • Onsite Manager
    • Contactless Renting
    • Security Camera
    • Gate
    • Parking
    • Credit Cards Accepted
    • First Floor Access
    • Online Payment
    • RV Storage

    Customer reviews

    4.2/5
    Average rating
    207
    Number of reviews

    Read some helpful reviews of Mountain Avenue Self Storage, 630 South Mountain Avenue, Ontario, CA 91762, shared by real renters with genuine experiences and honest opinions.

    I have been a customer of mountain ave storage for over 5 years now the employees there are always so respectable and courteous units are always kept clean any updates I am notified immediately through my email they even go as far as to wish you a happy birthday I highly recommend mountain avenue storage for anybody that needs to store their precious belongings ... Read more
    Brandi R. - 3 April 2025
    Hi i first came here in1997 when rent was $10 in the last 2 years I moved to mountain ave 2 I guess you can say I'm comfortable here, the owners are cool people the place is kept clean I highly recommend this place I've never in all these years had any problems here it's secure and save ... Read more
    Lulu - 1 April 2025
    I have been renting a unit for 3 years and don't plan to stop. I'm very happy with the service I've received. They've been accommodating, friendly, and professional. I rest easy Knowing my storage is safe ?? ... Read more
    Black m. - 31 March 2025
    Hello. I've had a very pleasurable experience with several of the owners and managers of this storage facility through the years. At certain times I've had more than one unit due to circumstances but at this time I only have my original unit I've had for a very long time, way longer than I ever imagined, but like the kids say it is what it is and I am ok with that. The facility is always very well maintained with clean driveways and security lighting outside and inside. I like that they open early and close late as that is very convenient for my work hours because my unit is my business shop as well as my personal space. Thanks for reading and have a great day. RME ... Read more
    Richard M. - 30 March 2025
    I have been using this facility for many years and they are super kind and professional. The ladies in the office are always so willing to help. Definitely the cleanest storage place I’ve ever seen. Don’t hesitate to store your items here. ... Read more
    Tammie S. - 30 March 2025
    Rhoda K. - 16 October 2022

    About this facility

    Located at 630 South Mountain Avenue in Ontario, this Mountain Avenue Self Storage facility offers a variety of storage unit sizes, including small, medium, and large options, making it ideal for residents and businesses in the area. Whether you’re decluttering your home, downsizing, or need extra space for your business, the roll-up and swing door unit features ensure flexibility and ease of use.

    This facility is designed with convenience in mind, featuring drive-up access for hassle-free loading and unloading directly from your vehicle. For added security and peace of mind, it offers amenities such as security cameras and an onsite manager. Outdoor parking and RV storage are also available, catering to those needing extra space for vehicles or recreational equipment. With contactless renting, online payment, and credit cards accepted, managing your storage needs is simple and efficient.

    Located in a bustling part of Ontario, where homes range from spacious properties to compact apartments, this facility stands out for its accessibility and thoughtful features. With first-floor access and moving supplies available for purchase, this is a great option for anyone in the area needing secure and convenient storage.

    Price comparison

    See how this facility's unit prices compare to others in Ontario, broken down by size.

    Small $104/mo
    Location minimum Location maximum
    $50/mo $258/mo
    Medium $197/mo
    Location minimum Location maximum
    $90/mo $447/mo
    Large $453/mo
    Location minimum Location maximum
    $116/mo $818/mo

    Location & walkability

    This storage facility is in an area with moderate walkability and some public transit options. A personal vehicle may be needed for certain trips.

    56

    out of 100

    Walk Score

    Somewhat Walkable

    Some errands can be accomplished on foot

    30

    out of 100

    Transit Score

    Some Transit

    A few nearby public transportation options

    47

    out of 100

    Bike Score

    Somewhat Bikeable

    Minimal bike infrastructure

    Walk Score®: 56, Transit Score®: 30, Bike Score®: 47

    Neighborhood highlights

    Located near shopping, car wash stations, and other local conveniences, this storage facility helps you make the most of every visit.

    • Mandarin House

      Food & Drinks 0.06 miles

    • KFC

      Food & Drinks 0.06 miles

    • Jack in the Box

      Food & Drinks 0.12 miles

    • Sands Motel

      Services 0.18 miles

    • Star Motel

      Services 0.2 miles

    • California Transmission

      Services 0.37 miles

    • Comtires

      Services 0.38 miles

    • Chevron

      Services 0.38 miles

    • King Taco

      Food & Drinks 0.68 miles

    Frequently Asked Questions

    The right storage unit size depends on what you plan to store and how much space you need to move around your items.

    5x5 or 5x10 units are great for smaller loads, such as chairs, lamps, small furniture pieces, boxes, books, and documents.

    10x10 or 10x15 units work well for larger furniture, bicycles, appliances, and the contents of a small apartment.

    10x20 or 10x30 units can typically fit the contents of a three-bedroom home, including large furniture and multiple appliances.

    If you’re unsure which size is best, a unit size calculator can help estimate the right fit based on the items you’re planning to store – helping you avoid paying for more space than you need.

    The facility at 630 South Mountain Avenue is accessible during regular access hours, typically Mon-Sun: 9 a.m. - 6 p.m. Office hours and gate access times may differ, so it’s a good idea to check the facility’s posted schedule before your visit.

    To open your storage unit door, start by unlocking it, whether it uses a traditional padlock or a Bluetooth-enabled smart lock. Once unlocked, grab the bottom handle and lift or pull up the roll-up door until it’s fully open.

    If you’re using the unit for the first time, make sure the lock is properly removed before opening the door to avoid damage.

    Security helps protect your belongings while they’re in storage and gives you peace of mind between visits. Many self storage facilities use a combination of features such as video surveillance, gated access, on-site management, and well-lit premises to help deter unauthorized access.

    At Mountain Avenue Self Storage - 630 South Mountain Avenue, available security amenities may include Security Camera, Gate, Onsite Manager, designed to help keep your items protected.

    Yes, most standard vehicles can be stored in self storage units. A 10x20 unit typically provides enough space for a car, while outdoor or designated parking areas may be available for larger vehicles.

    For safety reasons, most self storage facilities restrict certain items. These commonly include:

    • Hazardous, flammable, or toxic materials
    • Perishable food
    • Live plants or animals
    • Cash, firearms, or irreplaceable valuables

    Always check with the facility at 630 South Mountain Avenue for specific restrictions and recommendations.

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