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Storage units in O'Fallon, IL, and nearby areas

278 available units | 20 facilities

See Local Prices by Unit Size
  • Contactless
    4.1/5 - 20 Reviews

    • Indoor
    • 24 hour access
    • Drive-Up Access
    4' x 8' Small $60/mo
    10' x 15' Medium $115/mo
    10' x 24' Large $195/mo
  • 4.5/5 - 22 Reviews

    • 24 hour access
    • Drive-Up Access
    • Retail Available
    10' x 5' Small $69/mo
    10' x 10' Medium $109/mo
    10' x 20' Large $149/mo
  • Contactless
    4.9/5 - 246 Reviews

    • Indoor
    • 24 hour access
    • Drive-Up Access
    6' x 12' Small $62/mo
    10' x 12' Medium $95/mo
    10' x 24' Large $169/mo
  • 4.2/5 - 83 Reviews

    • Climate-Controlled
    • Indoor
    • 24 hour access
    3' x 3' Small $23/mo
    7' x 15' Medium $77/mo
    8' x 25' Large $123/mo
  • 4.4/5 - 56 Reviews

    • Climate-Controlled
    • Indoor
    • 24 hour access
    5' x 5' Small $43/mo
    10' x 10' Medium $92/mo
    10' x 20' Large $153/mo
  • How much space do you need?

    Use our calculator to quickly find the right unit size for your belongings.

    Find My Unit Size
  • Contactless
    4.9/5 - 17 Reviews

    • Climate-Controlled
    • Indoor
    • Drive-Up Access
    5' x 10' Small $56/mo
    10' x 10' Medium $88/mo
    10' x 20' Large $165/mo
  • Contactless
    4.8/5 - 269 Reviews

    • Climate-Controlled
    • Indoor
    • Drive-Up Access
    5' x 5' Small $82/mo
    10' x 10' Medium $209/mo
    10' x 20' Large $182/mo
  • 4.8/5 - 9 Reviews

    • Climate-Controlled
    • Indoor
    • 24 hour access
  • Contactless
    4.9/5 - 346 Reviews

    • Climate-Controlled
    • Indoor
    • Drive-Up Access
    5' x 5' Small $89/mo
    10' x 10' Medium $190/mo
    10' x 20' Large $295/mo
  • Contactless
    4.6/5 - 17 Reviews

    • Climate-Controlled
    • Indoor
    • Drive-Up Access
    5' x 10' Small $56/mo
    9' x 12' Medium $85/mo
    10' x 20' Large $48/mo
  • 4.2/5 - 33 Reviews

    • 24 hour access
    • Drive-Up Access
    • Retail Available
    5' x 5' Small $38/mo
    10' x 10' Medium $75/mo
    10' x 20' Large $110/mo
  • 4.4/5 - 80 Reviews

    • Climate-Controlled
    • Drive-Up Access
    • Retail Available
    5' x 5' Small $38/mo
    10' x 10' Medium $93/mo
    10' x 20' Large $146/mo
  • 4.5/5 - 26 Reviews

    • 24 hour access
    • Drive-Up Access
    • Onsite Manager
    5' x 10' Small $40/mo
    10' x 10' Medium $65/mo
    10' x 20' Large $100/mo
  • Contactless
    4.6/5 - 199 Reviews

    • 24 hour access
    • Drive-Up Access
    • Onsite Manager
    6' x 10' Small $53/mo
    10' x 10' Medium $79/mo
    10' x 20' Large $141/mo
  • Contactless
    3.4/5 - 96 Reviews

    • Climate-Controlled
    • Drive-Up Access
    • Contactless Renting
    5' x 5' Small $38/mo
    10' x 15' Medium $51/mo
    20' x 10' Large $86/mo
  • 4.4/5 - 16 Reviews

    • 24 hour access
    • Drive-Up Access
    • Retail Available
    5' x 10' Small $79/mo
    10' x 10' Medium $119/mo
    10' x 20' Large $159/mo
  • Contactless
    4.6/5 - 195 Reviews

    • Climate-Controlled
    • Indoor
    • Drive-Up Access
    5' x 5' Small $86/mo
    10' x 10' Medium $197/mo
    10' x 20' Large $301/mo
  • 5/5 - 1 Reviews

    • 24 hour access
    • Drive-Up Access
    • Onsite Manager
    10' x 10' Medium $99/mo
  • Contactless
    4.6/5 - 50 Reviews

    • Drive-Up Access
    • Onsite Manager
    • Contactless Renting
    5' x 8' Small $49/mo
    5' x 20' Medium $99/mo
    12' x 22' Large $88/mo
  • Storage Units for Rent available at 1022 Troy O'Fallon Road, Troy, IL 62294
    No Photo Available
    4.6/5 - 16 Reviews

    • Indoor
    • Drive-Up Access
    • Onsite Manager

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How much is a storage unit in O'Fallon?

The average price for a storage unit in O'Fallon, IL is about $120 per month. Rates vary depending on unit size, amenities, and location.

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

Average Storage Unit Prices (October 2026)

Unit SizeNon-Climate ControlledClimate ControlledAll Unit Types (Average)
5x5$43-$43
5x10$63$73$66
10x10$101$129$115
10x15$125$185$140
10x20$151$227$176
10x30$198-$198
Average (All Sizes)$113$153$123
*Average monthly rates for O'Fallon, IL, in October 2026

How to find the cheapest storage in O'Fallon?

When looking for cheap storage units in O'Fallon, timing can make a big difference. O'Fallon storage prices tend to be lowest in June, averaging around $130. In contrast, January is typically the most expensive time for self storage in O'Fallon, with rates reaching up to $135.

Price & Availability Index for O'Fallon Storage Units

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

Monthly storage unit street rates in O'Fallon
MonthUnitsAverage price
Aug 2025239$134
Sep 2025239$134
Oct 2025239$134
Nov 2025239$134
Dec 2025239$134
Jan 2026239$135
Feb 2026249$132
Mar 2026249$132
Apr 2026252$132
May 2026252$132
Jun 2026257$130
Jul 2026257$130

The chart above offers a clear month-by-month look at O'Fallon 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 O'Fallon?

Street rates for storage units in O'Fallon 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 O'Fallon are available starting from $109 for non-climate-controlled units and $92 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 O'Fallon begin at $149 for non-climate-controlled spaces and $123 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 November, 2026.

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

What types of specialized storage can you rent in O'Fallon?

O'Fallon offers a variety of specialized storage options designed for vehicles and recreational equipment. Whether you need a secure spot for your car, RV, or boat, local facilities provide outdoor, covered, and indoor climate-controlled spaces to keep your investment protected year-round.

RV Storage Average price $96/mo
Boat Storage Average price $98/mo

RV Storage

With RV storage in O'Fallon, you can park your motorhomes and trailers securely between trips. Facilities offer options from outdoor parking to fully enclosed, climate-controlled units. Prices average around $96 per month, but can vary based on size, amenities, and proximity to highways or lakes.

Boat Storage

Boat storage in O'Fallon provides an ideal off-season home for your watercraft. You can choose between outdoor and indoor climate-controlled storage options. Unit sizes range from 10x20 to 10x30, with average rents around $98 per month, depending on location and features.

Frequently Asked Questions

How much does self storage cost in O'Fallon?

On average, a O'Fallon storage unit costs around $120/month. Prices vary by unit size, amenities, and neighborhood. A non-climate-controlled unit typically costs around $113/month, while a climate-controlled unit averages about $159/month.

The lowest storage prices in O'Fallon start at $23/month for a 3′×3′ self storage unit — perfect for renters seeking budget-friendly options.

The cheapest month to rent storage in O'Fallon is June, when average rates drop to around $130/month. Booking during this time can help you save more.

In O'Fallon, climate-controlled storage units are on average 33% more expensive than standard units. While a regular unit might cost around $120/month, a climate-controlled option of the same size would average about $159/month. This premium reflects the added protection from heat and humidity, which is valuable for sensitive items like furniture, electronics, and documents.

Yes, some storage facilities in O'Fallon 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 427 reviews, customers in O'Fallon rated their storage experience a solid 4.4. This good rating reflects positive feedback on O'Fallon storage facilities, showing reliable service and value across most locations.