Mountain Avenue Self Storage - 112 South Mountain Avenue, Ontario, CA 91762

4.5/5 - 30 Reviews
Location:
112 South Mountain Avenue, Ontario, CA 91762
Office hours:
  • Mon-Sun: 9 a.m. - 6 p.m.
(909) 391-2611

Mountain Avenue Self Storage - 112 South Mountain Avenue, Ontario, CA 91762

  • Indoor

    Units are located indoors for added protection and convenience

  • 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

    Not sure which size you need? Check our size guide to find the perfect fit.
    7x12 Self Storage 84 Sq. Ft.
    Elevator Access Swing
    $90/mo
    6x10 Self Storage 60 Sq. Ft.
    Elevator Access Swing
    $80/mo
    5x12 Self Storage 60 Sq. Ft.
    Elevator Access Swing
    $109/mo
    5x10 Self Storage 50 Sq. Ft.
    Roll-Up Drive-up Access First Floor Access Outdoor Access
    $90/mo
    5x10 Self Storage 50 Sq. Ft.
    Elevator Access Swing
    $65/mo
    5x7 Self Storage 35 Sq. Ft.
    Elevator Access Swing
    $69/mo
    5x5 Self Storage 25 Sq. Ft.
    Elevator Access Swing
    $59/mo
    10x18 Self Storage 180 Sq. Ft.
    Drive-up Access First Floor Access Outdoor Access
    $215/mo
    10x15 Self Storage 150 Sq. Ft.
    Drive-up Access First Floor Access Outdoor Access
    $135/mo
    10x12 Self Storage 120 Sq. Ft.
    Elevator Access Swing
    $159/mo
    10x10 Self Storage 100 Sq. Ft.
    Alarm Elevator Swing
    $110/mo
    10x10 Self Storage 100 Sq. Ft.
    Elevator Access Swing
    $110/mo
    9x20 Vehicle 180 Sq. Ft.
    Car Storage First Floor Access Outdoor Access Parking
    $125/mo
    10x20 Self Storage 200 Sq. Ft.
    Drive-up Access First Floor Access Outdoor Access
    $115/mo
    No units are currently available.

    Amenities & features

    • Indoor
    • Drive-Up Access
    • Retail Available
    • Onsite Manager
    • Security Camera
    • Gate
    • Parking
    • Credit Cards Accepted
    • Elevators
    • First Floor Access
    • Multi-Level Storage
    • Online Payment

    Customer reviews

    4.5/5
    Average rating
    30
    Number of reviews

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

    Been renting storage here since 2013, the girls in the office are great, Christiane, Angel and Monique… thank you all for your years of service, a shout out to Margarita, who passed during COVID, a really good lady who worked there for years, you are missed! ... Read more
    Coleen D. - 8 April 2025
    I've been with mountain ave storage for a while I started.at the other one but all in all I've been comfortable here all these years the owners are really good people, the place is kept clean and have reasonable prices. ... Read more
    Lulu - 1 April 2025
    I think we’ve been there for a couple of years now and every once in a while we need a new storage so we have to ask and yeah, this place is awesome It’s safe and it’s clean easy access very reasonable. The managers are awesome. ... Read more
    Security S. - 31 March 2025
    Jesse M. - 25 March 2025
    I came in with my mom looking for a unit Upon arriving angel greeted us when entering the office door, Not only did Angel show us the units but she was informational with property policies and rules. She informed us of a great promotion the company offers and set us up for a reservation with no cost. She was very kind and went above and beyond customer service needs and exemplified the businesses integrity. I will be recommending anyone and everyone We know in need of a great storage facility, pricing and Staff to Mountain Avenue Self Storage off of Holt & Mountain specifically Angel’s office where anyone in need can be helped by her! 100/10 experience ... Read more
    Marie M. - 25 March 2025
    Mountain Avenue Self Storage is the best! The facility is super clean, secure, and easy to access. The staff , especially Angel is always friendly and helpful!!! Prices are fair, and I feel confident knowing my belongings are safe here. Highly recommend to anyone looking for somewhere reliable ... Read more
    Brianna B. - 25 March 2025

    About this facility

    Located at 112 South Mountain Avenue in Ontario, CA, this Mountain Avenue Self Storage facility offers a range of storage units in small, medium, and large sizes to accommodate varying needs. With drive-up access, indoor units, and multi-level storage options, tenants will find a variety of convenient solutions for personal and business storage. The facility’s elevators and first-floor access make moving items in and out simple, even for larger or heavier belongings.

    Security is a priority at this facility, with features such as security cameras, gated access, and an onsite manager to provide added peace of mind. Each unit is equipped with either a roll-up or swing door and can include alarms for an extra layer of protection. The convenience continues with parking options available, making it easier to unload or store vehicles.

    For those on the move, this facility offers retail moving supplies and accepts online payments for a hassle-free rental experience. With its blend of security, accessibility, and customer-friendly features, this facility is a great choice for families, businesses, or individuals needing flexible storage in the Ontario area.

    Price comparison

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

    Small $80/mo
    Location minimum Location maximum
    $40/mo $264/mo
    Medium $142/mo
    Location minimum Location maximum
    $95/mo $396/mo
    Large $115/mo
    Location minimum Location maximum
    $115/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

    34

    out of 100

    Transit Score

    Some Transit

    A few nearby public transportation options

    50

    out of 100

    Bike Score

    Bikeable

    Some bike infrastructure

    Walk Score®: 56, Transit Score®: 34, Bike Score®: 50

    Neighborhood highlights

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

    • California Transmission

      Services 0.06 miles

    • Comtires

      Services 0.07 miles

    • Chevron

      Services 0.11 miles

    • Valvoline

      Services 0.11 miles

    • King Taco

      Food & Drinks 0.36 miles

    • Mandarin House

      Food & Drinks 0.4 miles

    • KFC

      Food & Drinks 0.4 miles

    • Sands Motel

      Services 0.41 miles

    • Perez Bros. Appliances

      Shopping 0.43 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 112 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 - 112 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 112 South Mountain Avenue for specific restrictions and recommendations.

    Storage units for rent – StorageCafe
    Contact this property now:
    (909) 391-2611