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Best Self Storage Units in Charleston, South Carolina of 2025
Find Cheap Storage in South Carolina

26 Cheap Self Storage Units in Charleston, SC (from $2)

Book a storage unit in Charleston, South Carolina today. Compare available unit sizes, prices, amenities, customer reviews, and other features of 26 facilities in the area.

1 - 15 of 26 storage facilities near Charleston, SC

Showing 15 out of 26 units
< 1 2 >
9 - 300 Sq. Ft.
Go Store It - Charleston
$2 - $312
Charleston, SC 29403
2 miles away
Self Storage
25 - 300 Sq. Ft.
Go Store It - James Island
$31 - $273
Charleston, SC 29412
4 miles away
Self Storage
9 - 250 Sq. Ft.
Go Store It - Mt Pleasant
$22 - $338
Mount Pleasant, SC 29464
4 miles away
Self Storage
25 - 300 Sq. Ft.
Public Storage - Charleston - 1439 Folly Road
$32 - $184
Charleston, SC 29412
5 miles away
Self Storage
50 - 300 Sq. Ft.
Storage Sense Charleston
$69 - $250
Charleston, SC 29412
5 miles away
Self Storage
25 - 300 Sq. Ft.
Go Store It - Long Point
$28 - $335
Mount Pleasant, SC 29464
6 miles away
Self Storage
25 - 200 Sq. Ft.
SmartStop Self Storage - Mt Pleasant - 701 Wando Park Boulevard
$21 - $143
Mount Pleasant, SC 29464
6 miles away
Self Storage
12 - 612 Sq. Ft.
Public Storage - Charleston - 2363 Ashley River Road
$21 - $557
Charleston, SC 29414
7 miles away
Self Storage
40 - 250 Sq. Ft.
Go Store It - Maybank
$39 - $167
Johns Island, SC 29455
8 miles away
Self Storage
25 - 330 Sq. Ft.
Go Store It - Johns Island
$27 - $198
Johns Island, SC 29455
9 miles away
Self Storage
25 - 450 Sq. Ft.
Public Storage - Charleston - 5715 Dorchester Road
$48 - $280
Charleston, SC 29418
9 miles away
Self Storage
25 - 200 Sq. Ft.
Public Storage - North Charleston - 5508 N Rhett Ave
$52 - $220
North Charleston, SC 29406
9 miles away
Self Storage
25 - 300 Sq. Ft.
Go Store It - Mt Pleasant North
$21 - $310
Mount Pleasant, SC 29466
10 miles away
Self Storage
100 - 300 Sq. Ft.
Public Storage - Charleston - 6654 Dorchester Road
$76 - $192
Charleston, SC 29418
11 miles away
Self Storage
25 - 605 Sq. Ft.
Storage Sense - Clements Ferry
$34 - $469
Charleston, SC 29492
12 miles away
Self Storage
Showing 15 out of 26 units
< 1 2 >

The Cost of Self Storage in Charleston, SC

Storage unit costs in Charleston, SC, are shaped by various factors, including the local cost of living, real estate prices, and the demand for storage. Charleston’s cost of living is 12 percent higher than the national average, which, along with relatively expensive real estate, can drive up storage unit prices. The city’s historic charm and coastal location contribute to higher property values, influencing the rates charged by storage facilities. As a result, storage units in prime areas of Charleston or closer to the city center may be more expensive than those in the suburbs.

Charleston is also home to several colleges and universities, such as the College of Charleston and The Citadel, leading to increased demand for storage, particularly during the summer when students require temporary space for their belongings. The combination of a growing population, student needs, and Charleston’s popularity as a tourist destination means that the number of storage facilities can sometimes fall short of demand, potentially leading to higher prices during peak seasons.

Average price of storage units by size in Charleston, SC

Size of Storage Unit City Average State Average National Average
5×5 $43 $38 $41
5×10 $66 $56 $59
10×10 $115 $84 $95
10×15 $123 $105 $114
10×20 $160 $124 $133

What to Consider When Looking for Storage in Charleston, SC

When choosing a storage unit in Charleston, consider factors beyond size and location, such as security features and climate control. Charleston’s property crime rate is estimated at 35.9 out of 100, almost the same as the national average of 35.4. Even so, enhanced security should be a priority for those storing valuable or sensitive items. Look for facilities with robust security measures like 24-hour surveillance, gated access, and well-lit premises to protect your belongings.

Charleston’s humid subtropical climate, with hot, humid summers and mild winters, may make climate-controlled storage a wise choice for many. High humidity levels can cause damage to items such as wood furniture, electronics, and fragile documents, especially during the summer months. Climate-controlled units help maintain a stable temperature and humidity year-round, making them ideal for preserving belongings sensitive to heat or moisture.

Helpful Tips for Moving to Charleston, SC

Charleston, SC, is renowned for its rich history, charming cobblestone streets, and vibrant cultural scene. Popular attractions include historic landmarks like Fort Sumter, where the Civil War began, and the beautiful Magnolia Plantation & Gardens. The city also boasts a thriving food scene, with numerous restaurants offering Lowcountry cuisine. Charleston’s coastal location provides residents easy access to stunning beaches, including Sullivan’s Island and Folly Beach, making it an attractive destination for history buffs and outdoor enthusiasts.

For those looking for more affordable housing, neighborhoods like North Charleston, West Ashley, and James Island offer relatively budget-friendly options compared to the more expensive downtown areas. Charleston has a growing public transit system, which includes the Charleston Area Regional Transportation Authority (CARTA) bus routes, serving the city and its suburbs. Charleston’s compact layout makes commuting relatively manageable, with most residents experiencing average commute times of 25-30 minutes.

Frequently Asked Questions

How to get cheap storage units in Charleston, NC?

To find affordable storage units in Charleston, SC, it’s helpful to compare rates across various facilities and look for promotions, such as discounts for new renters or long-term leases. Choosing a unit outside the city center or a non-climate-controlled unit can also help reduce costs. You may find more competitive rates if you can book during off-peak seasons. 

Is climate-controlled self storage necessary in Charleston, NC?

Depending on what you are storing, climate-controlled self storage may be recommended in Charleston, SC, due to the region’s hot and humid summers. The high humidity and coastal weather can cause damage to items like wood furniture, electronics, and sports equipment. Climate-controlled units help protect sensitive belongings by maintaining stable temperature and humidity levels year-round.

Do I need a 24-hour storage unit in Charleston, NC?

Whether you need a 24-hour storage unit in Charleston, SC depends on how often and when you plan to access your belongings. If you have an unpredictable schedule or need flexibility to make evening or weekend visits, a 24-hour unit can be beneficial. However, if your access needs fall within regular business hours, a standard unit may be fine and possibly cheaper.

Does home insurance cover storage units?

Home insurance often extends coverage to items stored in a storage unit. However, this can vary depending on your policy and may only be for a small percentage of your total coverage level. Review your coverage limits and exclusions, as certain high-value items may need additional protection. If necessary, you can opt for supplemental insurance to fully cover your belongings in storage.

Are storage units safe?

In general, storage units can be safe if they are located in facilities that provide proper security features such as gated access, surveillance cameras, and secure locks. The unit’s safety also depends on the facility’s maintenance and management. It’s important to choose a reputable facility with strong security measures to ensure your belongings are well-protected.

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