Storage by the Foot: Your Quick Guide to Unit Sizes

If you’re storage unit shopping for the very first time, it’s totally normal to have trouble picturing how much space you need.

By multiplying a unit’s length by its width, you can calculate the square footage and get an idea of what you might be working with. So, we’re breaking down each of our storage unit sizes to help you pick the perfect one!

Small storage units will remind you of a walk-in closet.

These sizes are perfect for storing seasonal decorations, a few boxes, small pieces of furniture, or even some recreational equipment like bicycles or kayaks.

A 4×4 storage locker has 16 square feet of space.

A 5×5 storage unit has 25 square feet of space.

A 5×10 storage unit has 50 square feet of space.

A 5×15 storage unit has 75 square feet of space.

Our larger storage unit sizes are very similar to a one or two-car garage, depending on how big you go!

A 10×10 storage unit has 100 square feet of space.

A 10×15 storage unit has 150 square feet of space.

A 10×20 storage unit has 200 square feet of space.

If you need to store a small vehicle, check out the options at our Maumelle location. We have 10×20 storage units with double doors, so you can drive through or back in!

A 10×25 storage unit has 250 square feet of space.

A 10×30 storage unit has 300 square feet of space.

A 12×30 storage unit has 360 square feet of space.

A 12×35 storage unit has 420 square feet of space. That’s like a whole studio apartment!

Storing a big boat or RV? We have storage options for you, too!

A 14×20 parking space has 280 square feet of space.

A 14×30 parking space has 420 square feet of space.

A 14×45 storage unit has 630 square feet of space.

A 14×50 storage unit or parking space has 700 square feet of space.

Still need help deciding which storage unit size will fit your stuff? Check out our handy storage calculator or call a Modern Storage® location near you for assistance from our staff of storage experts.