25 listings with more than 369 climate-controlled storage units in and around Charleston, SC
Not sure what size you need? See our size guide!
Not sure what size you need? See our size guide!
Extra Space Storage - 1951 Maybank Hwy, Charleston, SC 29412
- Climate-Controlled
- Indoor
- 24 hour access
$53Small 5x4$149Medium 8x15$348Large 10x20
Extra Space Storage - 1861 Ashley River Road, Charleston, SC 29407
- Climate-Controlled
- Indoor
- Retail Available
$94Small 5x4$303Medium 5x20$500Large 10x20![Storage Units for Rent available at 1833 Sam Rittenberg Blvd, Charleston, SC 29407]()
Public Storage - 1833 Sam Rittenberg Blvd, Charleston, SC 29407
- Climate-Controlled
- Indoor
- Drive-Up Access
$214Medium 10x10$302Large 10x20![Storage Units for Rent available at 1074 Clements Ferry Road, Charleston, SC 29492]()
SecurCare Self Storage - 1074 Clements Ferry Road, Charleston, SC 29492
- Climate-Controlled
- Indoor
- Drive-Up Access
$62Small 5x10$76Medium 10x10$219Large 10x20![Storage Units for Rent available at 951 Folly Road, Charleston, SC 29412]()
Go Store It - 951 Folly Road, Charleston, SC 29412
- Climate-Controlled
- Indoor
- Retail Available
$85Small 5x5$183Medium 10x10$271Large 10x20![Storage Units for Rent available at 1455 Folly Road, Charleston, SC 29412]()
Trunk Space Storage - 1455 Folly Road, Charleston, SC 29412
- Climate-Controlled
- Indoor
- Drive-Up Access
![Storage Units for Rent available at 3510 Glenn McConnell Pkwy, Charleston, SC 29414]()
Extra Space Storage - 3510 Glenn McConnell Pkwy, Charleston, SC 29414
- Climate-Controlled
- Indoor
- 24 hour access
$58Small 12x2$223Medium 10x10$312Large 8x25![Storage Units for Rent available at 2455 Ashley River Road, Charleston, SC 29414]()
MyPlace Self Storage - 2455 Ashley River Road, Charleston, SC 29414
- Climate-Controlled
- Indoor
- Drive-Up Access
$22Small 5x4$82Medium 10x10$118Large 12x20![Storage Units for Rent available at 3180 Marginal Road, Charleston, SC 29414]()
SecurCare Self Storage - 3180 Marginal Road, Charleston, SC 29414
- Climate-Controlled
- Indoor
- Drive-Up Access
$62Small 5x10$190Medium 10x10$196Large 10x30![Storage Units for Rent available at 1439 Folly Road, Charleston, SC 29412]()
Public Storage - 1439 Folly Road, Charleston, SC 29412
- Climate-Controlled
- Indoor
- Drive-Up Access
$41Small 5x5$138Medium 10x10$262Large 10x20![Storage Units for Rent available at 17 Walnut Street, Charleston, SC 29403]()
Go Store It - 17 Walnut Street, Charleston, SC 29403
- Climate-Controlled
- Indoor
- Retail Available
$35Small 3x3$217Medium 10x10$277Large 20x10![Storage Units for Rent available at 2363 Ashley River Road, Charleston, SC 29414]()
Public Storage - 2363 Ashley River Road, Charleston, SC 29414
- Climate-Controlled
- Indoor
- Drive-Up Access
$45Small 5x5$150Medium 10x10$158Large 12x40![Storage Units for Rent available at 45 Grand Oaks Blvd, Charleston, SC 29414]()
Extra Space Storage - 45 Grand Oaks Blvd, Charleston, SC 29414
- Climate-Controlled
- Indoor
- Drive-Up Access
$65Small 5x5$173Medium 10x10$447Large 10x20![Storage Units for Rent available at 2118 Heriot Street, Charleston, SC 29403]()
Extra Space Storage - 2118 Heriot Street, Charleston, SC 29403
- Climate-Controlled
- Indoor
- Drive-Up Access
$180Small 5x5$356Medium 10x10$775Large 10x20![Storage Units for Rent available at 1176 Clements Ferry Road, Wando, SC 29492]()
Storage Sense - 1176 Clements Ferry Road, Wando, SC 29492
- Climate-Controlled
- Indoor
- Drive-Up Access
$44Small 5x5$99Medium 11x15$84Large 11x20![Storage Units for Rent available at 2143 Heriot Street, Charleston, SC 29403]()
Carter's City Self Storage - 2143 Heriot Street, Charleston, SC 29403
- Climate-Controlled
- Indoor
- 24 hour access
![Storage Units for Rent available at 1540 Meeting Street Road, Charleston, SC 29405]()
Extra Space Storage - 1540 Meeting Street Road, Charleston, SC 29405
- Climate-Controlled
- Indoor
- Drive-Up Access
$112Small 5x5$166Medium 8x15$452Large 10x20![Storage Units for Rent available at 810 Saint Andrews Blvd, Charleston, SC 29407]()
Extra Space Storage - 810 Saint Andrews Blvd, Charleston, SC 29407
- Climate-Controlled
- Indoor
- 24 hour access
$154Small 5x5$278Medium 10x15$567Large 10x20![Storage Units for Rent available at 634 Marina Drive, Daniel Island, SC 29492]()
Climate Masters Indoor Storage - 634 Marina Drive, Daniel Island, SC 29492
- Climate-Controlled
- Indoor
- 24 hour access
![Storage Units for Rent available at 2343 Savannah Hwy, Charleston, SC 29414]()
Extra Space Storage - 2343 Savannah Hwy, Charleston, SC 29414
- Climate-Controlled
- Indoor
- Drive-Up Access
$84Small 5x4$164Medium 10x10$183Large 10x20- No Photo Available
![Storage Units for Rent available at 1260 Bees Ferry Road, Charleston, SC 29414]()
Public Storage - 1260 Bees Ferry Road, Charleston, SC 29414
- Climate-Controlled
- Indoor
- Drive-Up Access
$48Small 5x5$110Medium 10x10$123Large 10x20 ![Storage Units for Rent available at 5508 North Rhett Avenue, North Charleston, SC 29406]()
Public Storage - 5508 North Rhett Avenue, North Charleston, SC 29406
- Climate-Controlled
- Indoor
- 24 hour access
$92Small 5x5$129Medium 10x10![Storage Units for Rent available at 6654 Dorchester Road, Charleston, SC 29418]()
Public Storage - 6654 Dorchester Road, Charleston, SC 29418
- Climate-Controlled
- Indoor
- Drive-Up Access
$77Small 6x10$114Medium 10x10$166Large 10x24![Storage Units for Rent available at 602 Johnnie Dodds Blvd, Mt. Pleasant, SC 29464]()
Go Store It - 602 Johnnie Dodds Blvd, Mt. Pleasant, SC 29464
- Climate-Controlled
- Indoor
- Onsite Manager
$214Medium 10x10$340Large 10x20![Storage Units for Rent available at 5806 Campbell Street, Hanahan, SC 29410]()
Climate Masters Indoor Storage - 5806 Campbell Street, Hanahan, SC 29410
- Climate-Controlled
- Indoor
- 24 hour access
$73Small 4x8$155Medium 10x10
Trending storage types in Charleston:
Check out climate-controlled storage units in nearby cities:
Need more options? Browse storage units in other South Carolina cities!
- Columbia, SC from $11/mo
- North Charleston, SC from $49/mo
- North Charleston, SC from $43/mo
- Mount Pleasant, SC from $23/mo
- Rock Hill, SC from $18/mo
- Greenville, SC from $35/mo
- Summerville, SC from $21/mo
- Goose Creek, SC from $22/mo
- Greer, SC from $85/mo
- Spartanburg, SC from $39/mo
- Myrtle Beach, SC from $46/mo
- Hilton Head Island, SC from $45/mo
- Bluffton, SC from $29/mo
- Aiken, SC from $39/mo
- Fort Mill, SC from $25/mo
- Anderson, SC from $24/mo
- Conway, SC from $140/mo
- Mauldin, SC from $16/mo
- Simpsonville, SC from $34/mo
- North Augusta, SC from $20/mo
Average storage prices in Charleston (updated June 2026)
With prices starting at $22, you’ll find everything from compact locker-sized units to large spaces for cars, RVs or household goods. The average monthly rate for a storage unit in Charleston is $212.
Prices typically vary depending on the unit size and whether it’s climate controlled.
| Unit Size | Non-Climate-Controlled Units | Climate-Controlled Units |
|---|---|---|
| 5x5 | $45 | $91 |
| 5x10 | $80 | $139 |
| 10x10 | $147 | $224 |
| 10x15 | $216 | $306 |
| 10x20 | $280 | $448 |
| 10x30 | $434 | $683 |
| Average (all sizes) | $200 | $315 |
Note: Street rate data provided by Yardi Matrix.
Check out climate-controlled storage prices in Charleston, SC
Finding the right climate-controlled storage in Charleston, SC is crucial for protecting your valuable items. Renting a climate-controlled storage unit in Charleston hovers around $315 on average, but prices can vary significantly depending on unit size.
The monthly rate for a small, 5X5 climate-controlled unit starts at $91.
A large, 10x30 climate-controlled unit, on the other hand, can cost around $683.
There are 21 facilities in Charleston, SC offering climate-controlled storage options, ensuring you can find a unit that meets your needs.
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.