Extra Space Storage - 3343 SW Military Drive, San Antonio, TX 78211

4.6/5 - 330 Reviews
Location:
3343 SW Military Drive, San Antonio, TX 78211
Office hours:
  • Mon-Fri: 9:30 a.m. - 6 p.m.
  • Sat: 9 a.m. - 5:30 p.m.

Extra Space Storage - 3343 SW Military Drive, San Antonio, TX 78211

  • 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.
    10x5 Self Storage 50 Sq. Ft.
    $28/mo
    8x12 Self Storage 96 Sq. Ft.
    $58/mo
    8x10 Self Storage 80 Sq. Ft.
    $43/mo
    5x15 Self Storage 75 Sq. Ft.
    $41/mo
    5x12 Self Storage 60 Sq. Ft.
    $33/mo
    5x10 Self Storage 50 Sq. Ft.
    $28/mo
    5x5 Self Storage 25 Sq. Ft.
    $20/mo
    10x15 Self Storage 150 Sq. Ft.
    $84/mo
    10x12 Self Storage 120 Sq. Ft.
    $70/mo
    10x10 Self Storage 100 Sq. Ft.
    $60/mo
    8x20 Self Storage 160 Sq. Ft.
    $89/mo
    5x20 Self Storage 100 Sq. Ft.
    $60/mo
    10x30 Self Storage 300 Sq. Ft.
    $129/mo
    10x25 Self Storage 250 Sq. Ft.
    $129/mo
    10x20 Vehicle 200 Sq. Ft.
    Car Storage Drive-up Access Parking
    $97/mo
    10x20 Self Storage 200 Sq. Ft.
    $97/mo
    No units are currently available.

    Amenities & features

    • Indoor
    • Drive-Up Access
    • Retail Available
    • Onsite Manager
    • Contactless Renting
    • Security Camera
    • Gate
    • Parking
    • Credit Cards Accepted
    • Keyless Unit Access
    • Online Payment

    Customer reviews

    4.6/5
    Average rating
    330
    Number of reviews

    Read some helpful reviews of Extra Space Storage, shared by real renters with genuine experiences and honest opinions.

    Gabriel G. - 11 February 2026
    Jennifer B. - 31 January 2026
    I had a great deal of questions and the property manager, Zoe was fantastic and very professional. She provided me with all the information I was requesting and she was friendly and her customer service was excellent. ... Read more
    Bonnie B. - 20 January 2026
    KNJ D. - 30 September 2025
    Love it. Made me feel good about choosing them and manager Daniel gave me a call back to make sure I didn’t have questions. Felt so appreciated leaving even though it was my stuff. Definitely will go back if I ever need a storage unit again. Highly recommend them!! ... Read more
    Monica F. - 23 July 2025
    Michelle H. - 4 April 2025
    Maria M. - 4 April 2025
    Robert P. - 18 March 2025
    Syrvilla S. - 24 February 2025
    Elsa G. - 19 February 2025

    About this facility

    Located at 3343 SW Military Drive, this Extra Space Storage facility offers a convenient solution for San Antonio residents seeking additional storage space. With small, medium, and large units available, it caters to a wide range of needs, from decluttering a closet to storing the contents of an entire home. Its drive-up access makes loading and unloading straightforward, while indoor units provide a secure and sheltered option for those looking to protect their belongings from the Texas heat.

    Security and ease of access are key features of this facility. Equipped with security cameras, gated entry, and keyless unit access, it ensures peace of mind for customers. The onsite manager adds an extra layer of assistance. For vehicle owners in need of storage, the facility offers parking, making it a practical choice for car storage.

    Modern conveniences like contactless renting, online payment, and the availability of moving supplies simplify the storage experience. This Extra Space Storage facility is an excellent choice for local residents and businesses seeking secure, accessible, and customer-friendly storage options.

    Price comparison

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

    Small $36/mo
    Location minimum Location maximum
    $10/mo $337/mo
    Medium $73/mo
    Location minimum Location maximum
    $30/mo $650/mo
    Large $113/mo
    Location minimum Location maximum
    $31/mo $1205/mo

    Location & walkability

    This storage facility is in a highly accessible area with excellent walkability and public transit options.

    56

    out of 100

    Walk Score

    Somewhat Walkable

    Some errands can be accomplished on foot

    43

    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®: 43, 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.

    • Bill Miller Bar-B-Q

      Food & Drinks 0.07 miles

    • Dollar General

      Shopping 0.09 miles

    • DQ Grill & Chill

      Food & Drinks 0.18 miles

    • McDonald's

      Food & Drinks 0.22 miles

    • Taqueria Mexico

      Food & Drinks 0.26 miles

    • Bush's Chicken

      Food & Drinks 0.26 miles

    • Bank of America

      Services 0.3 miles

    • 7-Eleven

      Services 0.34 miles

    • 7-Eleven

      Grocery Stores 0.34 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 3343 SW Military Drive is accessible during regular access hours, typically Mon-Fri: 9:30 a.m. - 6 p.m., Sat: 9 a.m. - 5:30 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 Extra Space Storage - 3343 SW Military Drive, 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 3343 SW Military Drive for specific restrictions and recommendations.

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