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Storage units in Alton, IL, and nearby areas

201 available units | 20 facilities

See Local Prices by Unit Size
  • Contactless
    4.6/5 - 118 Reviews

    • 24 hour access
    • Drive-Up Access
    • Onsite Manager
    6' x 5' Small $31/mo
    10' x 12' Medium $86/mo
    10' x 24' Large $152/mo
  • 4.5/5 - 10 Reviews

    • 24 hour access
    • Drive-Up Access
    • Onsite Manager
    10' x 10' Medium $95/mo
    10' x 20' Large $120/mo
  • 3.1/5 - 15 Reviews

    • Drive-Up Access
    • Security Camera
    • Gate
    5' x 5' Small $35/mo
    10' x 10' Medium $75/mo
    24' x 10' Large $130/mo
  • 4.5/5 - 10 Reviews

    • Drive-Up Access
    • Security Camera
    • Gate
    5' x 10' Small $50/mo
    10' x 10' Medium $75/mo
    10' x 50' Large $40/mo
  • 4.5/5 - 10 Reviews

    • Climate-Controlled
    • Indoor
    • 24 hour access
    5' x 10' Small $40/mo
    10' x 10' Medium $80/mo
    10' x 20' Large $120/mo
  • How much space do you need?

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

    Find My Unit Size
  • 3.6/5 - 18 Reviews

    • 24 hour access
    • Drive-Up Access
    • Security Camera
    10' x 5' Small $60/mo
    10' x 10' Medium $80/mo
    10' x 20' Large $105/mo
  • 4.6/5 - 34 Reviews

    • Indoor
    • Drive-Up Access
    • Onsite Manager
    5' x 10' Small $40/mo
    10' x 10' Medium $80/mo
    10' x 20' Large $120/mo
  • 4.2/5 - 27 Reviews

    • Indoor
    • Drive-Up Access
    • Retail Available
  • 4.5/5 - 19 Reviews

    • Climate-Controlled
    • Indoor
    • 24 hour access
    5' x 15' Small $36/mo
    10' x 10' Medium $80/mo
    12' x 40' Large $55/mo
  • 4.3/5 - 69 Reviews

    • 24 hour access
    • Drive-Up Access
    • Onsite Manager
    5' x 10' Small $70/mo
    10' x 10' Medium $90/mo
    13' x 30' Large $45/mo
  • 3.8/5 - 40 Reviews

    • Indoor
    • Drive-Up Access
    • Onsite Manager
    5' x 10' Small $59/mo
    10' x 10' Medium $79/mo
    10' x 24' Large $75/mo
  • Contactless
    4.5/5 - 115 Reviews

    • Drive-Up Access
    • Onsite Manager
    • Contactless Renting
    5' x 10' Small $52/mo
    10' x 10' Medium $100/mo
    10' x 20' Large $46/mo
  • Contactless
    4.4/5 - 40 Reviews

    • Indoor
    • 24 hour access
    • Drive-Up Access
    5' x 10' Small $40/mo
    10' x 10' Medium $65/mo
    10' x 20' Large $90/mo
  • 4.5/5 - 19 Reviews

    • 24 hour access
    • Drive-Up Access
    • Onsite Manager
    5' x 5' Small $35/mo
    10' x 10' Medium $70/mo
    10' x 20' Large $120/mo
  • Contactless
    4.6/5 - 206 Reviews

    • Climate-Controlled
    • Indoor
    • Retail Available
    5' x 5' Small $45/mo
    10' x 15' Medium $80/mo
    10' x 30' Large $45/mo
  • Contactless
    4.9/5 - 337 Reviews

    • Climate-Controlled
    • Indoor
    • Retail Available
    5' x 5' Small $27/mo
    15' x 10' Medium $124/mo
    10' x 20' Large $234/mo
  • Contactless
    4.7/5 - 157 Reviews

    • Indoor
    • Drive-Up Access
    • Retail Available
    5' x 8' Small $31/mo
    8' x 16' Medium $36/mo
    10' x 30' Large $122/mo
  • Contactless
    3.5/5 - 81 Reviews

    • Climate-Controlled
    • Indoor
    • Drive-Up Access
    5' x 15' Small $66/mo
    10' x 15' Medium $47/mo
    10' x 20' Large $59/mo
  • 4.7/5 - 180 Reviews

    • Indoor
    • 24 hour access
    • Drive-Up Access
    5' x 6' Small $34/mo
    10' x 10' Medium $139/mo
    10' x 25' Large $69/mo
  • Contactless
    4.8/5 - 451 Reviews

    • Climate-Controlled
    • Indoor
    • Drive-Up Access
    5' x 5' Small $36/mo
    10' x 10' Medium $132/mo
    10' x 20' Large $163/mo

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How much is a storage unit in Alton?

The average price for a storage unit in Alton, IL is about $109 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 SizeAll Unit Types (Average)
5x5$35
5x10$50
10x10$85
10x20$120
10x30$150
Average (All Sizes)$88
*Average monthly rates for Alton, IL, in October 2026

How to find the cheapest storage in Alton?

When looking for cheap storage units in Alton, timing can make a big difference. Alton storage prices tend to be lowest in September, averaging around $105. In contrast, June is typically the most expensive time for self storage in Alton, with rates reaching up to $107.

Price & Availability Index for Alton Storage Units

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

Monthly storage unit street rates in Alton
MonthUnitsAverage price
Aug 2025165$106
Sep 2025165$105
Oct 2025165$105
Nov 2025165$105
Dec 2025165$106
Jan 2026165$106
Feb 2026165$106
Mar 2026165$106
Apr 2026165$106
May 2026166$106
Jun 2026167$107
Jul 2026167$107

The chart above offers a clear month-by-month look at Alton 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.

These seasonal shifts in self storage costs in Alton are closely tied to moving trends. Summer is peak moving season, which drives demand - and prices - higher. If you want to secure the most affordable storage in Alton, consider renting during the off-season when demand drops and availability improves.

What types of specialized storage can you rent in Alton?

Alton 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 $121/mo

RV Storage

With RV storage in Alton, 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 $121 per month, but can vary based on size, amenities, and proximity to highways or lakes.

Frequently Asked Questions

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

The lowest storage prices in Alton start at $31/month for a 5′×6′ self storage unit — perfect for renters seeking budget-friendly options.

The cheapest month to rent storage in Alton is September, when average rates drop to around $105/month. Booking during this time can help you save more.

Yes, some storage facilities in Alton 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 143 reviews, customers in Alton rated their storage experience a solid 4.1. This good rating reflects positive feedback on Alton storage facilities, showing reliable service and value across most locations.