Self Storage Units in Illinois

Compare 405 facilities across 123 cities

Starting at$15/mo

Avg Rating4.6 / 5

Top-rated storage in Illinois

The most-reviewed facilities across the state.

Storage Post Self Storage

Chicago, IL · 4.6★ (688)

Partner · RentingHive

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Illinois has 405 self-storage facilities across 123 cities — from Chicago and Springfield to smaller towns across the state. StorageAtlas lists real monthly rates and amenities for every facility so you can compare storage units without calling each one.

Storage units in Illinois start at $15/month for a small unit. A 10×10 unit — the most rented size, roughly the contents of a 1-bedroom apartment — averages $103/month in Illinois. Climate-controlled storage is available at most facilities and typically costs 20–40% more per month than a standard unit.

Self Storage Prices in Illinois by Unit Size

Based on 120 listed units across StorageAtlas facilities in Illinois.

Unit Size	What It Fits	Avg/mo	Price Range
5×5	Small closet or boxes	$42	$28–$65
5×10	Studio or small bedroom	$69	$30–$135
10×10	1-bedroom apartment	$103	$65–$185
10×15	Large 1-bed / small 2-bed	$161	$78–$276
10×20	2–3 bedroom home	$141	$45–$300
10×30	Large home or vehicle	$176	$50–$360

Things you'll need

Disc lock

Required by most facilities

$12 Shop →

Storage bins

Better than cardboard for long-term

$35 Shop →

Shoulder Dolly

#1 best seller in moving straps

$30 Shop →

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Self Storage in Illinois — Common Questions

How much does self storage cost in Illinois?

Self storage in Illinois starts at $15/month for a small unit. A 10×10 — the most popular size — averages $103/month in Illinois. Prices vary by city, unit size, and whether climate control is included. Browse all 405 facilities on StorageAtlas to compare real monthly rates.

How many self storage facilities are in Illinois?

There are 405 self storage facilities listed in Illinois across 123 cities on StorageAtlas, including national chains like Public Storage and Extra Space, and independent local operators. Each listing shows real unit sizes, monthly pricing, and amenities.

Which cities in Illinois have the most self storage options?

The cities with the most self storage facilities in Illinois include Chicago, Springfield, Rockford. Each city page on StorageAtlas shows real monthly prices, unit sizes, and amenities for every facility — no phone calls required.

What size storage unit do I need in Illinois?

The most rented storage unit size is the 10×10 (100 sq ft), which holds the contents of a 1-bedroom apartment. A 5×10 fits a studio or a few pieces of furniture. A 10×20 (200 sq ft) holds a full 2–3 bedroom home. StorageAtlas lists real prices for every unit size at 405 facilities across Illinois.

How do I find cheap storage units in Illinois?

Search your city on StorageAtlas to compare real monthly prices side-by-side — no calls, no sales pressure. Look for first-month-free promotions, drive-up units (usually 10–20% cheaper than interior units), and facilities slightly outside the city centre. Storage in Illinois starts at $15/month.