Self Storage Units in O'Fallon, MO
Showing 1–20 of 21 facilities•Prices in USD•Rates read from each facility’s own site
Facilities we work with first, then facilities with a published price, then by rating.
Stock photo, not this facility8220 Veterans Memorial Parkway, O'Fallon
4 units listed
Availability not confirmed
Stock photo, not this facility3 units listed
Availability not confirmed
Stock photo, not this facility4 units listed
Availability not confirmed
Stock photo, not this facility9 units listed
Availability not confirmed
Stock photo, not this facility5 units listed
Availability not confirmed
Stock photo, not this facility79 North Central Drive, O'Fallon
No units listed
Availability not confirmed
Monthly rate
Not published
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Stock photo, not this facilityNo units listed
Availability not confirmed
Monthly rate
Not published
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Stock photo, not this facilityNo units listed
Availability not confirmed
Monthly rate
Not published
We have not found a rate on their site. We can ring them for you.
Get a QuoteStock photo, not this facilityNo units listed
Availability not confirmed
Monthly rate
Not published
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Stock photo, not this facility1035 Cool Springs Industrial Drive, O'Fallon
No units listed
Availability not confirmed
Monthly rate
Not published
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Stock photo, not this facility2770 State Highway K, O'Fallon
No units listed
Availability not confirmed
Monthly rate
Not published
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Stock photo, not this facilityNo units listed
Availability not confirmed
Monthly rate
Not published
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Stock photo, not this facility24 Ofallon Square, O'Fallon
No units listed
Availability not confirmed
Monthly rate
Not published
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Stock photo, not this facility8985 Veterans Memorial Parkway, O'Fallon
No units listed
Availability not confirmed
Monthly rate
Not published
We have not found a rate on their site. We can ring them for you.
Get a QuoteStock photo, not this facility1060 Cool Springs Industrial Drive, O'Fallon
No units listed
Availability not confirmed
Monthly rate
Not published
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Stock photo, not this facility312 South Cool Springs Road, O'Fallon
No units listed
Availability not confirmed
Monthly rate
Not published
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Stock photo, not this facility44 Commerce Drive, O'Fallon
No units listed
Availability not confirmed
Monthly rate
Not published
We have not found a rate on their site. We can ring them for you.
Get a QuoteStock photo, not this facility2601 East Terra Lane, O'Fallon
No units listed
Availability not confirmed
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Not published
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Stock photo, not this facilityNo units listed
Availability not confirmed
Monthly rate
Not published
We have not found a rate on their site. We can ring them for you.
Get a QuoteStock photo, not this facilityNo units listed
Availability not confirmed
Monthly rate
Not published
We have not found a rate on their site. We can ring them for you.
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Showing 20 of 21
Facilities in O'Fallon, MO
21
Published prices show when they were last checked.
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Compare storage units in O'Fallon
Looking for storage units in O'Fallon, Missouri? Browse and compare 21 self-storage facilities side by side. 5x5 units start at $19/month. 5 of them publish a monthly rate and unit sizes, so you can compare those without ringing round.
O'Fallon storage options range from small 5x5 lockers to large 10x30 drive-up units, on flexible month-to-month terms. 3 facilities offer climate-controlled storage to protect furniture, electronics, and documents from heat and humidity. 3 offer drive-up access for loading straight from your vehicle. 3 provide 24-hour access. 5 have vehicle, RV, or boat storage. Compare amenities and prices below to find the right unit in O'Fallon.
O'Fallon storage prices by unit size
Averages from real units listed across O'Fallon, MO facilities, in US dollars. 14% of them mention climate-controlled units on their own website.
| Size | Median / mo | Units |
|---|---|---|
| 5×5 | $40 | 2thin |
| 5×10 | $65 | 3thin |
| 10×10 | $100 | 3thin |
| 10×15 | $139 | 3thin |
| 10×20 | $160 | 4thin |
| 10×25 | $238 | 2thin |
| 10×30 | $195 | 3thin |
Not sure which size you need? See the unit size guide or compare with the Missouri pricing overview.
Things you'll need
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Self Storage in O'Fallon — Common Questions
How much does self storage cost in O'Fallon, MO?
The cheapest 5x5 unit published in O'Fallon is $19/month. Prices rise with unit size, and operators charge more for a climate-controlled unit than a standard one. 5 of the 21 facilities we list in O'Fallon publish a rate you can compare, and the rest we ring for you.
How many self storage facilities are in O'Fallon?
There are 21 self storage facilities in O'Fallon, Missouri listed on StorageAtlas, including national chains and local operators. 5 of them publish a monthly rate; every listing carries the address, amenities and contact details we hold.
What size storage unit do I need in O'Fallon?
A 5×5 unit (25 sq ft) holds a few boxes or seasonal items. A 10×10 (100 sq ft) fits a 1-bedroom apartment. A 10×20 (200 sq ft) suits a full 2–3 bedroom home. Most people over-estimate — stacking boxes and taking furniture apart usually lets a smaller unit do the job. Go a size up only if you have large items that cannot be dismantled, like an appliance or a sofa bed.
Are there climate-controlled storage units in O'Fallon?
Yes — 3 of the 21 storage facilities in O'Fallon offer climate-controlled units. Climate control keeps temperatures stable year-round and is recommended for wood furniture, electronics, documents, artwork, and anything sensitive to heat or humidity.
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