JunkPDX local guide
What Is a Cubic Yard of Junk?
One cubic yard is 27 cubic feet. Use simple dimensions to understand junk volume, compare container capacity and see why volume alone cannot set a hauling price.
By JunkPDX
Updated
One cubic yard is a three-foot cube
A cubic yard is a unit of volume equal to a space 3 feet long, 3 feet wide and 3 feet high. Multiply those dimensions and you get 27 cubic feet. In junk removal, cubic yards can describe the capacity of a container or help communicate the approximate size of a pile.
The word cubic matters: a square yard measures a flat area, while a cubic yard includes height. A pile covering a 3-foot by 3-foot patch of floor is not necessarily one cubic yard. It must also be 3 feet high to fill that imaginary cube.
How do I calculate cubic yards?
For a rectangular space, measure length, width and height in feet. Multiply length by width by height, then divide by 27. Keep all three measurements in the same unit before calculating.
These examples describe simple rectangular spaces. They show the unit rather than guaranteed truck-load categories or prices.
| Length × width × height | Cubic feet | Cubic yards |
|---|---|---|
| 3 ft × 3 ft × 3 ft | 27 | 1 |
| 6 ft × 3 ft × 3 ft | 54 | 2 |
| 6 ft × 6 ft × 3 ft | 108 | 4 |
Furniture does not pack like a solid cube
A couch, chair and open shelf leave gaps. Boxes may fit in some of those gaps, but rigid shapes cannot always be nested or stacked safely. Measuring an imaginary rectangle around a loose pile gives a rough outer volume; it does not establish exactly how much vehicle space the loaded items will use.
For example, spreading boxes across a garage floor makes a wide, shallow pile. Stacking the same boxes changes the outer dimensions without adding belongings. Photographs from more than one angle help show the contents and depth. Leave awkward or heavy items in place rather than moving them just to measure.
Cubic yards do not tell you the weight
A cubic yard of empty boxes and a cubic yard of tile occupy the same volume but have very different weights. A vehicle can reach its safe weight limit before its cargo space looks full. Dense debris and unusual materials need a separate review.
Volume also does not describe stairs, a long carry or special handling. Those details matter to a complete hauling quote even when two piles occupy a similar amount of space.
Use the unit to ask better questions
When comparing containers or hauling quotes, ask for usable capacity and the included work. A quarter load is a fraction of a particular vehicle; it is not a universal number of cubic yards. Do not convert a quoted fraction without knowing that vehicle’s capacity.
You do not need to calculate cubic yards to book JunkPDX. Show us everything you want removed and the route to truck parking. Our free onsite estimate confirms the complete price before loading, and you choose whether to proceed.