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10x20 Storage in Charleston, SC

31 - 39 of 39 Storage Facilities in Charleston, SC

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Photo of Public Storage - Charleston - 2560 Ashley Phosphate Road

13 miles away

4.9(10)

Public Storage - Charleston - 2560 Ashley Phosphate Road

2560 Ashley Phosphate Road, Charleston, SC, 29418

10' x 20'
Deal
1 Left
$202.00$154.00
Online Move-In Available
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Photo of Extra Space Storage - 5175 - Charleston - Northside Dr

13.4 miles away

Extra Space Storage - 5175 - Charleston - Northside Dr

7715 Northside Drive, Charleston, SC, 29420

10' x 25'
$171.00
Online Move-In Available
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Photo of CubeSmart Self Storage - North Charleston - 3260 Ashley Phosphate Rd

13.4 miles away

4.8(17)

CubeSmart Self Storage - North Charleston - 3260 Ashley Phosphate Rd

3260 Ashley Phosphate Rd, North Charleston, SC, 29418

10' x 20'
Deal
$208.00$156.00
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Photo of CubeSmart Self Storage - SC John's Island Bohicket Rd

14.7 miles away

4.0(1)

CubeSmart Self Storage - SC John's Island Bohicket Rd

3665 Bohicket Road, Johns Island, SC, 29455

10' x 20'
Deal
$239.00$179.25
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Photo of CubeSmart Self Storage - North Charleston - 6555 Dorchester Rd

10.5 miles away

4.2(51)

CubeSmart Self Storage - North Charleston - 6555 Dorchester Rd

6555 Dorchester Rd, North Charleston, SC, 29418

10' x 24'
Deal
$177.00$106.20
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Photo of CubeSmart Self Storage -2170 Greenridge Road

14 miles away

5.0(1)

CubeSmart Self Storage -2170 Greenridge Road

2170 Greenridge Road, North Charleston, SC, 29406

10' x 20'
Deal
$189.00$113.40
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Photo of Summit Self Storage - Awendaw

13.7 miles away

4.9(4)

Summit Self Storage - Awendaw

4042 North Highway 17, Awendaw, SC, 29429

10' x 20'2 Left
$415.00$199.00
Online Move-In Available
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Photo of Extra Space Storage - 8938 - North Charleston - Ashley Phosphate

14.1 miles away

Extra Space Storage - 8938 - North Charleston - Ashley Phosphate

5146 Ashley Phosphate Road, North Charleston, SC, 29420

10' x 25'
$291.00$261.00
Online Move-In Available
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Photo of Extra Space Storage - 1965 - North Charleston - 3781 Ashley Phosphate Rd

13.7 miles away

Extra Space Storage - 1965 - North Charleston - 3781 Ashley Phosphate Rd

3781 Ashley Phosphate Road, North Charleston, SC, 29418

10' x 25'
$274.00$246.00
Online Move-In Available
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Storage prices in Charleston, SC

Prices vary by unit size and amenities. Compare facilities in Charleston to find the right unit.

Average Monthly Price by Storage Unit Size in Charleston, SC

Based on 135 storage units in Charleston.

$100.38

ReducedToUp$23.94
Compared to last month

Cheapest Storage in Charleston, SC

  • sizeIcon

    Cheapest 10x10 storage in Charleston, SC

    $51.00$119.81
    DetailsArrow
    priceTag$68.81 Below average unit priceCubeSmart Self Storage - Charleston - 1977 Savannah Hwy
  • sizeIcon

    Cheapest 10x15 storage in Charleston, SC

    $53.00$123.41
    DetailsArrow
    priceTag$70.41 Below average unit pricePublic Storage - Charleston - 2560 Ashley Phosphate Road
  • sizeIcon

    Cheapest 10x20 storage in Charleston, SC

    $99.00$168.99
    DetailsArrow
    priceTag$69.99 Below average unit pricePublic Storage - Charleston - 5715 Dorchester Road
Average prices last updated on 04-01-2026.

Average Price by Storage Unit Size in Charleston, SC

Find online move-in rates and specials like first month half off and first month FREE at select Charleston, South Carolina storage facilities. Below are the average monthly storage unit prices in Charleston, South Carolina for the most common storage unit sizes.

Unit SizeAverage PriceLowest Price
5' x 5'$63.49$10.00
5' x 10'$53.34Not Available
10' x 10'$119.81$51.00
10' x 15'$123.41$53.00
10' x 20'$168.99$99.00
10' x 25'$162.00$162.00
10' x 30'$311.61$150.75

The overall average price of a self-storage unit booked in Charleston, South Carolina over the past 180 days is $88.86.

Data for the cheapest self-storage unit is updated every 15 minutes.

SpareFoot customer reviews

SpareFoot has a 4.3 out of 5 star rating from over 41,000 customer reviews on Trustpilot. See what some of our over one million customers say about us.

The lady was friendly

The lady was friendly, accurate, polite and efficient

A by annettelongyahoo.com

Keisha was very pleasant

Keisha was very pleasant to speak to. They answered all my questions and made it very easy.

CP by Christopher Peaslee

The process went smoothly

The process went smoothly. All my questions were answered before I asked them. also, there was a glitch with the size of the unit which they remedied very quickly.

ME by Michael Elliott

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