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Storage units in Sumter, SC, and nearby areas

163 available units | 20 facilities

See Local Prices by Unit Size

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How much is a storage unit in Sumter?

Smaller units typically cost less, while larger, climate-controlled, or specialty units tend to command a premium.

Average Storage Unit Prices (September 2026)

Unit SizeNon-Climate ControlledClimate ControlledAll Unit Types (Average)
5x5$52$51$52
5x10$63$83$72
10x10$82$121$97
10x15$101$146$116
10x20$115$203$136
10x30$194$287$225
Average (All Sizes)$101$148$116
*Average monthly rates for Sumter, SC, in September 2026

How to find the cheapest storage in Sumter?

When looking for cheap storage units in Sumter, timing can make a big difference. Sumter storage prices tend to be lowest in June, averaging around $108. In contrast, August is typically the most expensive time for self storage in Sumter, with rates reaching up to $158.

Price & Availability Index for Sumter Storage Units

Click any point to view month-specific storage unit prices and availability at local facilities.

Monthly storage unit street rates in Sumter
MonthUnitsAverage price
Aug 2025103$158
Sep 2025122$156
Oct 2025133$151
Nov 2025149$145
Dec 2025159$138
Jan 2026166$136
Feb 2026167$135
Mar 2026219$133
Apr 2026225$134
May 2026225$119
Jun 2026274$108
Jul 2026274$117

The chart above offers a clear month-by-month look at Sumter storage rental prices, helping you see exactly when it's cheapest to book a unit. By planning and renting during the low-demand months, you'll increase your chances of locking in the best deal on storage.

What drives storage prices in Sumter?

Street rates for storage units in Sumter vary by unit size, facility location, and local demand. Added features like climate control, 24/7 access, and enhanced security can affect monthly costs. Discounts for long-term rentals or first-time customers may also reduce overall rates.

  • 10x10 storage units in Sumter are available starting from $55 for non-climate-controlled units and $59 for climate-controlled options. As the most rented unit size, it's a cost-effective solution that fits the contents of a one-bedroom apartment, ideal for moving or remodeling projects.
  • 10x20 storage units in Sumter begin at $85 for non-climate-controlled spaces and $45 for climate-controlled ones. These are the lowest rates for large units, which can accommodate furniture from a multi-room home or even a vehicle, offering both space and great value.

Minimum prices are based on active listings in October, 2026.

Actual rates may vary depending on market availability and facility pricing updates.

Frequently Asked Questions

What is the cheapest storage unit price in Sumter right now?

The lowest storage prices in Sumter start at $29/month for a 5′×5′ self storage unit — perfect for renters seeking budget-friendly options.

The cheapest month to rent storage in Sumter is June, when average rates drop to around $108/month. Booking during this time can help you save more.

Yes, some storage facilities in Sumter offer 24/7 access so you can reach your unit anytime. Before renting, check the facility's business hours or access policy to ensure it matches your schedule. Round-the-clock access is ideal if you need flexibility or plan to visit your unit outside standard hours.

Based on 2,125 reviews, storage customers in Sumter rated their experience an impressive 4.7. This excellent score highlights consistently strong satisfaction with Sumter storage facilities, from customer service to overall convenience.