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Pool Volume Calculator
Get gallons + liters for rectangular, round, or oval pools.
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Pool shape
Rectangle / Square
Round
Oval
Length (feet)
Width (feet)
Diameter (feet)
Length (feet)
Width (feet)
Average depth (feet)
Tip: average depth ≈ (shallow + deep) ÷ 2
Show results in
Gallons + Liters
Gallons only
Liters only
Calculate Volume
Estimated pool volume:
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Note:
This is an estimate. Real volume can vary based on slopes, steps, benches, and freeboard.