Technically, yes. A queen mattress is 60 in wide and so is a 5×5 unit. You could place the mattress into the unit angled corner to corner. This allows for an easier fit, but not much wiggle room to get to any items that may be stored in the corner behind the mattress.
Similarly, how much does a 5x5 storage unit cost? Spaces vary in size and some are climate controlled. Typical costs: A 5x5 foot storage unit usually runs about - per month.
Simply so, how many boxes can you fit in a 5x5 storage unit?
A 5x5 storage space is the size of a small walk-in closet. It holds one piece of furniture with a narrow footprint, tall narrow items like lamps, and 6-8 boxes.
How do I know what size storage unit I need?
Unit Size Breakdown
Size: 25 square feet, equivalent to a large closet. Size: 50 square feet, equivalent to a walk-in closet. Size: 100 square feet, equivalent to half of a standard one-car garage. Size: 150 square feet, slightly smaller than the size of a standard one-car garage.