Mt Diablo Self Storage - 4901 Ygnacio Valley Road, Concord, CA 94521

4.7/5 - 44 Reviews
Location:
4901 Ygnacio Valley Road, Concord, CA 94521
Office hours:
  • Mon-Fri: 9:30 a.m. - 6 p.m.
  • Sat: 8:30 a.m. - 4:30 p.m.
  • Sun: 10 a.m. - 4 p.m.
(925) 482-8382

Mt Diablo Self Storage - 4901 Ygnacio Valley Road, Concord, CA 94521

  • 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.
    5x10 Self Storage 50 Sq. Ft.
    Elevator Access Outdoor Access
    $115/mo
    5x5 Self Storage 25 Sq. Ft.
    Alarm
    $65/mo
    10x15 Self Storage 150 Sq. Ft.
    Alarm Elevator
    $250/mo
    No units are currently available.

    Amenities & features

    • Indoor
    • Drive-Up Access
    • Retail Available
    • Onsite Manager
    • Truck Rentals
    • Contactless Renting
    • Security Camera
    • Gate
    • Parking
    • Credit Cards Accepted
    • Elevators
    • Multi-Level Storage
    • Online Payment

    Customer reviews

    4.7/5
    Average rating
    44
    Number of reviews

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

    Michelle and Alma consistently deliver high standards of service for the storage rental. I've used other storage services before, but I know this place stands out for its quality. The units are clean and well-maintained, both inside and outside, and moving equipment is available at every building. I've also noticed that Michelle and Alma are always willing to help — they always answer the phone during operating hours (except when assisting customers on-site) and respond to emails promptly. I truly appreciate their outstanding service. I've been with Mount Diablo Storage for many years, and I love this place. ,??????? Pam unit : * * 3 6 ... Read more
    O C. - 29 July 2025
    I can't say enough about how refreshing it was to work with Michelle and the rest of the staff at Mt. Diablo storage. I do reviews when things are great or really bad - they're GRRREAT! The units are clean and secure and competitively priced. The front desk staff was always helpful and patient - answered all my questions and showed me as many units as I wanted. Thank you! ... Read more
    Rachel M. - 23 January 2025
    I was with Mt. Diablo Self-Storage for 3 years, and I couldn't be more satisfied with my experience. From the start, everything was always clean, secure, and well-maintained. The prices were unbeatable, especially considering the top-notch service they provide. The ladies in the front office, Michelle and Alma, were always so kind, friendly, and helpful whenever I had any questions or needed assistance. It's bittersweet to move away, as I’ll definitely miss this place. 10/10 would recommend to anyone looking for a reliable, affordable, and welcoming storage facility! ... Read more
    Maegan V. - 2 December 2024
    Great service! Michelle was very helpful and very attentive to our storage needs. The property looks great! The storage is right off of Ygnacio boulevard So it's easy to find. The prices are very reasonable. ... Read more
    Barbara L. - 15 October 2024
    Michele and Alma have been a pleasure to work with. We were interested in moving to a different storage unit and they were very clear in their communication to us on what was open and how to do this. They are always positive and pleasant. ... Read more
    Suzanne L. - 30 August 2024
    I have used Mt Diablo Self storage. For many years when I need storage. They have a safe professional ran business. Else I would not return. But I do. No bugs came along while my things were stored here. Which I totally appreciate! No scary people hanging around. I always feel safe going here Even alone. The office staff is amazing and friendly professionally. 5 Stars is my truthful rating! ??????? ... Read more
    Brenda W. - 14 June 2024

    About this facility

    Located at 4901 Ygnacio Valley Road, this Mt Diablo Self Storage facility in Concord, CA offers a variety of storage solutions with small, medium, and large units to suit different needs. The facility is situated conveniently for residents and businesses in the area, where suburban homes and small businesses may require extra space for seasonal items, business inventory, or personal belongings.

    This facility is equipped with modern amenities to ensure ease and security. Features such as drive-up access, indoor units, elevators, and first-floor access make loading and unloading a simple process. For added security, the property includes security cameras, unit alarms, and an onsite manager for peace of mind. Renting is hassle-free with contactless renting, and payment options are flexible, including online payment and credit card acceptance. If you're moving, take advantage of the truck rentals and retail supplies available onsite.

    With its convenient location, robust security features, and user-friendly options, this Mt Diablo Self Storage facility is ideal for Concord residents and businesses seeking an efficient and secure storage solution.

    Price comparison

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

    Small $90/mo
    Location minimum Location maximum
    $21/mo $282/mo
    Medium $250/mo
    Location minimum Location maximum
    $131/mo $397/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.

    49

    out of 100

    Walk Score

    Car-Dependent

    Most errands require a car

    27

    out of 100

    Transit Score

    Some Transit

    A few nearby public transportation options

    40

    out of 100

    Bike Score

    Somewhat Bikeable

    Minimal bike infrastructure

    Walk Score®: 49, Transit Score®: 27, Bike Score®: 40

    Neighborhood highlights

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

    • Pioneer Bookstore

      Shopping 0.45 miles

    • Pine Hollow Tennis Courts

      Recreation & Entertainment 0.51 miles

    • Fiore Restaurant

      Food & Drinks 0.56 miles

    • Lucky

      Grocery Stores 0.56 miles

    • In-Shape

      Recreation & Entertainment 0.58 miles

    • CVS Pharmacy

      Services 0.59 miles

    • Lisa V's

      Food & Drinks 0.59 miles

    • Ross

      Shopping 0.61 miles

    • Chase

      Services 0.61 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 4901 Ygnacio Valley Road is accessible during regular access hours, typically Mon-Fri: 9:30 a.m. - 6 p.m., Sat: 8:30 a.m. - 4:30 p.m., Sun: 10 a.m. - 4 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 Mt Diablo Self Storage - 4901 Ygnacio Valley Road, 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 4901 Ygnacio Valley Road for specific restrictions and recommendations.

    Storage units for rent – StorageCafe
    Contact this property now:
    (925) 482-8382