16 listings with more than 170 climate-controlled storage units in the Union, SC, area
Not sure what size you need? See our size guide!
Not sure what size you need? See our size guide!
10 Federal Self Storage, Spartanburg, SC 29307
- Climate-Controlled
- Indoor
- 24 hour access
$20Small 5x10$29Medium 10x10$68Large 10x20
Clement Storage, Spartanburg, SC 29302
- Climate-Controlled
- Indoor
- Drive-Up Access
Hub City Storage, Spartanburg, SC 29306
- Climate-Controlled
- Drive-Up Access
- Onsite Manager
$28Small 5x5$59Medium 10x10$41Large 10x20
SmartStop Self Storage, Spartanburg, SC 29301
- Climate-Controlled
- Indoor
- 24 hour access
AAA Mini Storage, Gaffney, SC 29340
- Climate-Controlled
- Indoor
- Drive-Up Access
- No Photo Available
Extra Space Storage, Spartanburg, SC 29306
- Climate-Controlled
- 24 hour access
- Drive-Up Access
$30Small 5x5$71Medium 10x10$108Large 10x20
Public Storage, Spartanburg, SC 29303
- Climate-Controlled
- Drive-Up Access
- Retail Available
$20Small 5x5$75Medium 10x10$62Large 10x25
Storage Rentals of America, Spartanburg, SC 29301
- Climate-Controlled
- Indoor
- Drive-Up Access
$51Medium 10x10$25Large 10x40
Extra Space Storage, Spartanburg, SC 29306
- Climate-Controlled
- Indoor
- 24 hour access
$27Small 5x5$77Medium 10x10$112Large 10x20
Heritage Mini Storage, Newberry, SC 29108
- Climate-Controlled
- Indoor
- Drive-Up Access
Storage Rentals of America, Spartanburg, SC 29301
- Climate-Controlled
- Indoor
- Drive-Up Access
$22Small 5x5$47Medium 10x10$23Large 10x40
SmartStop Self Storage, Spartanburg, SC 29307
- Climate-Controlled
- Indoor
- Drive-Up Access
$10Small 8x5$26Medium 10x10$58Large 10x20
Tri Star Storage, Spartanburg, SC 29303
- Climate-Controlled
- Indoor
- Drive-Up Access
$93Small 5x5$142Medium 10x10$95Large 10x20
Spartanburg Climate Storage, Spartanburg, SC 29301
- Climate-Controlled
- Indoor
- Contactless Renting
$39Small 5x5$49Medium 10x10$104Large 10x20- No Photo Available
Absolute Storage, Moore, SC 29369
- Climate-Controlled
- Indoor
- Drive-Up Access
$22Small 5x5$64Medium 10x10$144Large 10x20 - No Photo Available
StoreEase, Gaffney, SC 29341
- Climate-Controlled
- Indoor
- 24 hour access
Trending storage types in Union:
Check out climate-controlled storage units in nearby cities:
- Boiling Springs, SC 33 mi away from $39/mo
- Duncan, SC 35 mi away from $64/mo
- Lake Wylie, SC 43 mi away from $34/mo
- Shelby, NC 43 mi away from $48/mo
- Irmo, SC 44 mi away from $24/mo
- Gastonia, NC 46 mi away from $21/mo
- Greenwood, SC 47 mi away from $68/mo
- Blythewood, SC 49 mi away from $11/mo
- Belmont, NC 49 mi away from $89/mo
- Pineville, NC 50 mi away from $33/mo
Need more options? Browse storage units in other South Carolina cities!
- Charleston, SC from $21/mo
- Columbia, SC from $14/mo
- North Charleston, SC from $25/mo
- North Charleston, SC from $45/mo
- Mount Pleasant, SC from $31/mo
- Rock Hill, SC from $15/mo
- Greenville, SC from $18/mo
- Summerville, SC from $21/mo
- Goose Creek, SC from $24/mo
- Greer, SC from $72/mo
- Spartanburg, SC from $10/mo
- Myrtle Beach, SC from $43/mo
- Hilton Head Island, SC from $20/mo
- Bluffton, SC from $14/mo
- Aiken, SC from $29/mo
- Fort Mill, SC from $25/mo
- Anderson, SC from $30/mo
- Conway, SC from $140/mo
- Mauldin, SC from $13/mo
- Simpsonville, SC from $24/mo
Why you should use climate-controlled self storage?
Climate-controlled storage units maintain a consistent temperature throughout the year, regardless of the outside weather. This type of storage will protect your belongings from the damaging effects of extreme heat and cold.
Climate-controlled storage also manages humidity levels, preventing moisture-related damage like mold and mildew.
Whether you’re storing electronics, antiques, documents, or artwork, climate-controlled units offer the best environment to keep these sensitive items safe.

Frequently asked questions
How safe is self storage?
Most self storage facilities have some level of security, often including surveillance cameras and gated access. Popular security features include video surveillance and secure entry systems. Know that the facility comes with a strong security setup can give you confidence that your belongings are safe until you need them again.
What is climate-controlled storage?
Climate-controlled storage refers to a type of storage where temperature and humidity. The primary goal of climate control is to protect your belongings from environmental damage. Items that are sensitive or fragile, like furniture, appliances or antiques, aren't built to endure fluctuations in temperature and humidity. Without climate control, a standard self storage unit can expose these types of possessions to common damage like mold, mildew, rust, and corrosion.
What items cannot be put in storage?
Generally, avoid storing plants, food, live animals, hazardous and wet items among other. However, ask the facility you plan on renting from to find out the specific list of items that can't be put in storage.
Can I go to my storage unit anytime?
Access to your unit can vary depending on the facility. Some self storage locations offer 24/7 access, while others limit entry to specific operating hours that can vary. It's also a good idea to ask what their access schedule prior renting a unit to see if it matches your needs.
Methodology Note: Self storage data - including pricing and unit information - is analyzed and curated by RentCafe Self Storage. Statements reflect local market coverage and storage availability trends within the area.
Data sources: RentCafe Self Storage Research, Yardi Matrix, U.S. Census.