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(210) 256-0133

A-AAA Key Mini Storage - 9120 Grissom Road, San Antonio, TX 78251

Self Storage 25 - 480 Sq. Ft.
4.9/5 - 277 Reviews
(210) 256-0133
Location:
9120 Grissom Road, San Antonio, TX 78251
All units
Small
Medium
Large
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Units Availability
Small Storage Unit
5x15
Self Storage
75 Sq. Ft.
Climate-Controlled
First Floor Access
$99/mo
Small Storage Unit
5x15
Self Storage
75 Sq. Ft.
$99/mo
Small Storage Unit
5x10
Self Storage
50 Sq. Ft.
Climate-Controlled
First Floor Access
$79/mo
Small Storage Unit
5x10
Self Storage
50 Sq. Ft.
$65/mo
Small Storage Unit
5x5
Self Storage
25 Sq. Ft.
Climate-Controlled
First Floor Access
$55/mo
Small Storage Unit
5x5
Self Storage
25 Sq. Ft.
$50/mo
Medium Storage Unit
10x15
Self Storage
150 Sq. Ft.
Climate-Controlled
First Floor Access
$150/mo
Medium Storage Unit
10x15
Self Storage
150 Sq. Ft.
$145/mo
Medium Storage Unit
10x10
Self Storage
100 Sq. Ft.
Climate-Controlled
First Floor Access
$129/mo
Large Storage Unit
12x40
Self Storage
480 Sq. Ft.
$395/mo
Large Storage Unit
12x35
Self Storage
420 Sq. Ft.
$365/mo
Large Storage Unit
10x30
Self Storage
300 Sq. Ft.
$250/mo
Large Storage Unit
10x25
Self Storage
250 Sq. Ft.
$220/mo

Amenities

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

What customers are saying

4.9/5 - 277 Reviews

Read some helpful reviews of A-AAA Key Mini Storage at 9120 Grissom Road, shared by real renters with genuine experiences and honest opinions.

Madame Z. - 7 March 2026
Karen is very helpful and always willing to help whenever possible. I rented at the facility for several years and my stay here never yielded any issues of concern. I would highly recommend Storage Hub at 9120 Grissom Rd. ... Read more
Mark M. - 8 February 2026
I highly recommend Storage Hub on Grissom and Tezel. I have consistently had positive experiences here. Karen, the property manager, does an excellent job she is very hands-on, friendly, and always visible around the property. Seeing her drive by and greet customers is so sweet and unlike any other storage property manager I have had. -Angelina 12/26/25 ... Read more
Angelina S. - 27 December 2025
Karen and the staff are so helpful here! I signed a new unit and had an issue with it and they were able to transfer my lease immediately to a comparable unit. I’ve used this storage facility for about a year and it always feel very safe and friendly :) ... Read more
anastasia h. - 23 November 2025
Veronica O. - 24 October 2025
Awesome personality great person. I was fixing to move out, but when I met her, it make me step to the place. I love her personality. She’s a very hard worker person. Anything you need you can ask her. She’s before you is done. God bless her heart. ... Read more
A R. - 30 September 2025
james g. - 23 September 2025
Just wanted to give a huge shout-out to Karen! She was absolutely amazing in helping us get settled into our new units. We've got two climate-controlled spaces, which is fantastic, and Karen walked us through everything – insurance, gate codes, the whole shebang. She really went above and beyond to make sure we felt right at home. The whole moving-in experience was so much smoother thanks to her! ... Read more
Danny S. - 16 September 2025
Property Manager Karen Kinna and her associates made our move super easy and as pleasant as it could be! Karen is amiable and really easy to work with, especially taking time to answer our questions and make us feel welcome. Thank you, Karen! ... Read more
Linda R. - 27 August 2025
Construction R. - 29 April 2025
Anita O. - 23 April 2025
Farrah O. - 22 April 2025
Diana C. - 19 April 2025
This facility is by far the best I have dealt with. I had a unit here for 3 years. During this time I never had an issue with tampering to my unit. The staff here is amazing. They will do anything and everything in their power to ensure you are taken care of including giving you personal calls for reminders. I would give a higher rating if there was one. Highly recommend Raul and Ruben!! ... Read more
Clint H. - 20 March 2025
Madame Z. - 14 March 2025
A-AAAKey Mini Storage On Grissom and Tezel is amazing. Not once have I had a negative experience. Anytime I have a question whether it be about my payment method, switching units, or replacing storage keys they are always ready to help. The Storage follows the posted hours of operation at all times. I would like to note that I feel safe visiting my storage and keeping my belongings there as there is property manager onsite at all times as well as security cameras throughout the whole property! ... Read more
Angie S. - 11 March 2025
Valerie M. - 28 February 2025
Greg H. - 19 December 2024

Overview

Located at 9120 Grissom Road in San Antonio, this A-AAA Key Mini Storage facility offers storage solutions in small, medium, and large unit sizes, making it a fit for a variety of needs. From household items to business inventory, this facility is ready to handle it all. The climate-controlled units are ideal for protecting your belongings from San Antonio's fluctuating temperatures and high humidity, ensuring sensitive items like furniture, electronics, and documents remain in top condition.

This facility provides drive-up access, indoor storage, and first-floor access, making it easy to load and unload your items without hassle. With parking available for vehicles and RV storage for larger recreational vehicles, it's also a great option for people needing space for their wheels. Security is prioritized here with the presence of security cameras, a gated entry system, and an onsite manager.

For added convenience, this facility offers contactless renting, accepts payments online and via credit card, and features helpful moving amenities like retail moving supplies and truck rentals. Whether you're moving, downsizing, or just need extra space, this A-AAA Key Mini Storage facility is a reliable and accessible choice in the San Antonio area.

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Storage units in nearby cities

Want to see how San Antonio, TX, compares to other places? There are plenty of great options nearby. Leon Valley, TX, 6 miles away, has 6 self storage facilities with rents starting from $19/month. Or you could drive to Kirby, TX, just 9 miles distant to find other options, where the cheapest units in 1 facility there can be rented for $40/month. In Live Oak, TX, just 13 miles away, there is 1 facility available, offering rents as low as $80/month. Further out, Converse, TX (15 miles away), and Universal City, TX (15 miles away), have 8 and 4 facilities, with minimum rents of $10 and $38, respectively.

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Check out storage units in trending cities

Still looking for the ideal storage unit? For more great self storage options you wouldn't have to cross the state border: units can be leased in Houston, TX and Dallas, TX, starting from $7 and $5, respectively. Even more storage is available and with low starting rents, in Austin, TX ($10), Fort Worth, TX ($10) and El Paso, TX ($20).

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Frequently Asked Questions

There is a wide array of amenities available for the storage units that A-AAA Key Mini Storage - 9120 Grissom Road has to offer. These amenities include Climate-Controlled, Indoor, Drive-Up Access, Retail Available, Onsite Manager, Truck Rentals, Contactless Renting, Security Camera, Gate, Parking, Credit Cards Accepted, First Floor Access, Online Payment and RV Storage. Most of these amenities can prove to be very useful depending on what you need to store. For example, climate-controlled units can come in handy for keeping sensitive items, drive-up access can make your loading and unloading process easier, and extra security measures will ensure your items are kept safe at all times.

The storage units offered by A-AAA Key Mini Storage - 9120 Grissom Road can satisfy all of your storage needs. Different sizes here range from 25 to 480 square feet. You can go for smaller units if you don't have a lot of items to store, while choosing a larger space is recommended in case you need to store a lot of furniture, bigger items or even vehicles.

The unit size that you should choose obviously depends on how much stuff you need to store. On the one hand, you should think of smaller units (5'x5' or 5'x10') as closets – they can be used to store chairs, lamps, moving boxes and sports equipment, along with smaller pieces of furniture, books and documents.

On the other hand, the 10'x10' and 10'x15' spaces are good for storing larger items of furniture, bicycles and a larger number of possessions. If you need even more space, then 10'x20' and 10'x30' units can easily accommodate the contents of an entire 3- or 4-bedroom house.

Storage units offered by A-AAA Key Mini Storage - 9120 Grissom Road come at a variety of prices, starting from $50 per month for typically smaller units. However, larger spaces can set you back up to $395 a month.

We know that when it comes to self storage, there is nothing more important than quickness and accessibility. Drive-up access is an extremely convenient amenity, as you can park your vehicle right next to your unit, making it significantly easier to load and unload the items you will use storage for. However, drive-up storage units tend to be outdoors, so you might consider indoor storage spaces with climate control if you're looking to keep temperature-sensitive items in peak condition.

Yes, you might, depending on what you need to put in storage. Climate-controlled spaces keep temperatures and humidity levels consistent all the time, which means they are perfect for storing sensitive items. Seeing that a whole host of things can be damaged by varying temperatures and excessive moisture, many people choose to rent climate-controlled units for personal items such as documents, photographs, paintings, collectibles, electronics, wooden furniture, antiques and even vehicles. If you're looking to store such items that are valuable to you, consider renting a climate-controlled unit!