Storage Size Calculator
Enter how many bedrooms of things you are storing, whether there is a garage or office, how high you will stack and whether you have extra bulky items. The calculator picks the storage unit size.
- Unit size
- Volume
- Space used
Stack as high as you safely can to rent a smaller unit.
A household's goods take about 150 cu ft plus 250 per bedroom. A two bedroom home is about 650 cu ft. Stacked 8 ft high with a walkway, a 10 × 15 ft unit holds 900 cu ft and is about 72% full.
Storage unit size chart
8 ft stacking. Search for a unit.
| Unit (ft) | Area (sq ft) | Usable (cu ft) | Holds about |
|---|---|---|---|
| 5 × 5 | 25 | 150 | A few boxes, a small closet |
| 5 × 10 | 50 | 300 | A studio flat |
| 10 × 10 | 100 | 600 | A 1 bedroom home |
| 10 × 15 | 150 | 900 | A 2 bedroom home |
| 10 × 20 | 200 | 1200 | A 3 bedroom home |
| 10 × 25 | 250 | 1500 | A 4 bedroom home |
| 10 × 30 | 300 | 1800 | A 5 bedroom home |
Square feet.
Bedrooms and unit
8 ft stacking. Slide the bedrooms.
The unit fills with boxes.
How to choose a storage unit
Home to unit. Step through it.
Rooms
Count.
Put things you need often near the door.
Small, medium or large unit
Unit sizes. Compare them.
Small.
Medium.
Large.
Climate controlled units protect wood, electronics and papers.
Before you store
Storage checks. Tick each item.
Tick each item as you go.
Label boxes on the side so you can read them when stacked.
What you get
Unit sizing. Each tile explains one result.
Size.
Cubic feet.
Per cent.
Stored.
Stacked.
A 10 × 20 ft unit is about the size of a one car garage.
Frequently Asked Questions
No question matches that search.
What size storage unit do I need?
About one hundred and fifty cubic feet plus two hundred and fifty for each bedroom.
What size unit for a two bedroom flat?
A ten by fifteen foot unit.
How much fits in a ten by ten unit?
About a one bedroom home, or two bedrooms packed tightly.
Is a ten by twenty unit like a garage?
Yes, about the size of a one car garage.
How high can I stack in a storage unit?
Most units are about eight to ten feet tall.
Should I leave a walkway?
Yes, so you can reach things at the back.
Do I need climate control?
For wood furniture, electronics, papers and art, it helps.
Pay for the space you need
Size the unit to your things and you neither cram it nor pay for empty space.
More size calculators
Each one has its own calculator, worked examples and answers to common questions.