Pool Volume Calculator

Get your exact pool volume in seconds. No guesswork. Just accurate results.

1

Select your pool shape

2

Enter your pool dimensions

Units:

Choose a pool shape to get started.

We’ll show the correct measurement guide and dimensions for your selected pool.

Rectangle Round Oval Kidney Freeform

We don’t store your data. Calculations are done in your browser.

Your Pool Volume

— — — gallons --- liters

Enter your pool dimensions to see your estimated volume

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FAQs

How do I calculate average depth?
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Add the shallow and deep end depths, then divide by two.

We’ll calculate this for you automatically when you enter both values.

Do I include steps, benches, or slopes?
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This calculator provides an estimate based on your main pool dimensions.

For most pools, small features like steps won’t significantly impact the result.

Which pool shape should I choose?
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Select the shape that most closely matches your pool.

If your pool has an irregular shape, choose “Custom” for the closest estimate.

Why is pool volume important?
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Knowing your pool volume helps you add the right amount of chemicals, choose the correct filter size, and maintain clear, balanced water.

Is this calculator accurate?
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Yes — this tool provides reliable estimates based on standard pool volume formulas used by pool professionals.

Still not sure? Chat with a Clarus expert or visit our Help Center.