6 storage facilities in San Antonio list electricity. 4 have outlets inside units and 2 have power for RVs, boats, or cars. We checked 155 of the 211 facilities in the city.
San Antonio at a glance
6 of 151 San Antonio facilities we checked list power (4%), below the national share of 6%. That is the 2nd most of any town in the San Antonio area. 2 are chain locations and 4 are independent.
list power here (6% nationally)
4%
with outlets inside units
4
with RV, boat, or car power
2
chain / independent
2 / 4
list volts, amps, or billing
1
Last checked October 2026
Your location stays on your device. Facilities in San Antonio are sorted on this page only.
Showing 6 facilities
1
1. Storage Hub
1419 Commercial Ave, San Antonio, TX 78221
Google rating 4.9 · 338 reviews
Outlets in the unitAsk about amps
“Find storage units with electricity and climate control to protect your valuable business equipment and inventory, or try our drive-up storage units for easy loading and unloading.”From the facility's website
Voltage
Not listed
Amps
Not listed
Billing
Not listed
Office hoursOpen now
Office hours for Storage Hub
Monday
Closed
Tuesday
10 AM to 6 PM
Wednesday
10 AM to 6 PM
Thursday
10 AM to 6 PM
Friday
10 AM to 6 PM
Saturday
10 AM to 4 PM
Sunday
Closed
From Google. Gate access hours can differ, so check with the facility.
25300 W Interstate 10 Frontage Rd, San Antonio, TX 78257
Google rating 4.8 · 697 reviews
Outlets in the unitAsk about amps
“With built-in electrical power and 14' clearance heights, these units are a great fit for small businesses, landscapers, and contractors needing flexible space for tools and materials.”From the facility's website
Voltage
Not listed
Amps
Not listed
Billing
Not listed
Office hoursOpen now
Office hours for US Storage Centers
Monday
9:30 AM to 6 PM
Tuesday
9:30 AM to 6 PM
Wednesday
9:30 AM to 6 PM
Thursday
9:30 AM to 6 PM
Friday
9:30 AM to 6 PM
Saturday
8:30 AM to 5 PM
Sunday
10 AM to 2 PM
From Google. Gate access hours can differ, so check with the facility.
“Fully enclosed boat and RV spaces are available at our Pat Booker location, with several space lengths and select options that include electrical access.”From the facility's website
Voltage
Not listed
Amps
Not listed
Billing
Not listed
Office hoursOpen now
Office hours for Maximum Mini Storage West Avenue
Monday
Closed
Tuesday
10 AM to 6 PM
Wednesday
10 AM to 6 PM
Thursday
10 AM to 6 PM
Friday
10 AM to 6 PM
Saturday
10 AM to 6 PM
Sunday
Closed
From Google. Gate access hours can differ, so check with the facility.
Ask about ampsThese facilities don't list amps, so ask whether the circuit can carry your gear.
No facilities match that filter yet.
Listings come from each facility's own website and public business information, checked October 2026. Details change, so confirm power, pricing and rules with the facility before you rent. We're not affiliated with any storage company.
Will your gear run here?
Tick what you plan to plug in. We add it up as if it all runs at the same time.
Nothing picked yet.
A rough guide only, not electrical advice. The facility's rules and its electrician decide what you can plug in. Each figure is the rating of one common model, and yours may differ, so check the label on your own gear. Ask the facility what the outlet's circuit is rated for and what you may run.
See the full power picker and its sources.
Get an email when we add one in San Antonio
We'll write only when a new facility with power is listed in San Antonio. One email per new listing, nothing else.
Which San Antonio facilities have outlets inside units?
Storage Hub, US Storage Centers, Lockaway Storage, and Sterling Storage say they have electricity in at least some units. Ask which units have the outlet before you sign.
Where can I plug in an RV, boat, or car in San Antonio?
Alamo Storage (50A) and Maximum Mini Storage West Avenue list power at parking spots or vehicle units. Amp ratings are shown only where the facility lists them.
Which San Antonio facilities list voltage or amps?
Alamo Storage (50A). The rest do not list it, so ask before you bring tools that draw a lot of power.