Pool Volume Calculator

All tools

Calculate how much water your swimming pool holds — pick the shape, enter the dimensions and depth to get the volume in gallons, litres and cubic metres, plus fill time.

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Water volume – US gallons
Litres –
Cubic metres –
Approx. fill time –
Volume uses average depth × surface area; a sloped floor uses the mean of the shallow and deep ends. Gallons are US gallons. Fill time is an estimate at a constant flow rate.
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