Concrete Bags Calculator
Estimate how many bags of pre-mixed concrete a job needs from the volume and the yield of each bag. Enter concrete volume and yield per bag to see…
8 of 8 free uses remaining today
Estimate how many bags of pre-mixed concrete a job needs from the volume and the yield of each bag. Enter concrete volume and yield per bag to see bags needed when you calculate.
Worked example
Example calculated from the starting values. Enter your own values and press Calculate to get your result.
With the default inputs (concrete volume = 0.5 m³, yield per bag = 0.01 m³), the results are: bags needed 50 bags.
Quick reference: concrete volume vs result
Reference table based on the example values; it is not your calculation result.
| Concrete volume (m³) | Bags needed |
|---|---|
| 0.25 | 25 bags |
| 0.5 | 50 bags |
| 1 | 100 bags |
| 2.5 | 250 bags |
| 5 | 500 bags |
| 10 | 1,000 bags |
Frequently asked questions
What formula does this calculator use?
Bags needed = ceil(vol ÷ bag). Variables: vol = concrete volume in m³, bag = yield per bag in m³.
What do I need to enter?
You need concrete volume (m³), yield per bag (m³). Results update as you type.
What is an example result?
With the default inputs (concrete volume = 0.5 m³, yield per bag = 0.01 m³), the results are: bags needed 50 bags.
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