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Variable Depth Pool Volume Calculator
Calculate pool volume for a rectangular pool with a shallow end, slope and deep end.
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Pool volume
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Calculate pool volume for a rectangular pool with a shallow end, slope and deep end.
Variable Depth Pool Volume Estimator
Enter your numbers below for an instant estimate.
0
💡 Tip: Volume = length x width x (shallow + deep) / 2.
How It Works
Key concepts behind this calculator
1
Enter Values
Fill in each field with your own numbers.
2
Calculate
Results update as you change the inputs.
3
Review
Read the breakdown and the explanation.
4
Adjust
Change values to compare scenarios.
Quick Reference Guide
Variable Quick Guide
Typical values for reference.
| Length | Width | Shallow | Volume m3 |
|---|---|---|---|
| 6 | 3 | 0.9 | 21.6 m3 |
| 10 | 5 | 1 | 75.0 m3 |
| 12 | 6 | 1.2 | 129.6 m3 |
| 25 | 12 | 1 | 450.0 m3 |
| Rule of Thumb | Check inputs | Use as a guide | Round sensibly |
Common Questions
Variable Depth Pool Calculator FAQ
Answers to common questions about this calculator.
Multiply length and width by the average depth.
This assumes a steady slope.
Based on litres of water.
Subtract their volume.