How to convert bags to cubic yards
Divide the number of bags times the bag size in cubic feet by 27. A 2 cubic foot mulch bag means 13.5 bags per cubic yard.
Bags to Cubic Yards table
Use the table to check your answer or to find common values quickly. It uses the same math as the calculator above.
| Bags | Cubic yards (0.5 cu ft bag) | Cubic yards (1 cu ft bag) | Cubic yards (2 cu ft bag) | Cubic yards (3 cu ft bag) |
|---|---|---|---|---|
| 5 bags | 0.09 | 0.18 | 0.37 | 0.56 |
| 10 bags | 0.18 | 0.37 | 0.74 | 1.11 |
| 20 bags | 0.37 | 0.74 | 1.48 | 2.22 |
| 50 bags | 0.93 | 1.85 | 3.7 | 5.56 |
| 100 bags | 1.85 | 3.7 | 7.41 | 11.11 |
Worked example
Suppose you have 20 bags. Using the same factors as the calculator, that equals 0.370 cubic yards (0.5 cu ft bag). Round up when you are ordering material, because a small shortage costs more than a small surplus.
Frequently asked questions
How do I convert bags to cubic yards?
Divide the number of bags times the bag size in cubic feet by 27. A 2 cubic foot mulch bag means 13.5 bags per cubic yard.
How many cubic yards are in 1 bag?
1 bags equals 0.07 cubic yards.
Is the conversion exact?
Volume to volume conversions are exact. Anything involving weight, bags, area, or loads relies on a material or size you choose, so those answers are estimates.
Should I round up?
Yes. When buying material, round up to the next quarter or half yard and add a small allowance.