Browse and compare 8 self-storage facilities in Thornton, Colorado. Units start at $40/month. StorageAtlas lists real monthly rates, unit sizes, and amenities so you can find the best deal without calling every facility.

Thornton storage prices by unit size

Averages from real units listed across Thornton, CO facilities. 75% of facilities offer climate-controlled units.

Size	Typical use	Avg / mo	Range
10×10	1-bedroom apartment	$140	$130 – $150

Not sure which size you need? See the unit size guide or compare with the Colorado pricing overview.

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

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Self Storage in Thornton — Common Questions

How much does self storage cost in Thornton, CO?

Self storage in Thornton starts at $40/month for smaller units. Prices increase with unit size — a 10×10 costs more than a 5×5, and climate-controlled units run 25–50% higher. Compare real monthly rates from all 8 facilities in Thornton on StorageAtlas.

How many self storage facilities are in Thornton?

There are 8 self storage facilities in Thornton, Colorado listed on StorageAtlas, including national chains and local operators. Each listing shows unit sizes, monthly pricing, amenities, and contact details.

What size storage unit do I need in Thornton?

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. When in doubt, size up — the price difference between adjacent sizes is usually $20–$40/month.

Are there climate-controlled storage units in Thornton?

Yes — 6 of the 8 storage facilities in Thornton 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.