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Pool Volume Calculator

Result

Calculated result 145800 Based on the values entered.
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Pool Volume Calculator — free online calculator.

Formula

Rectangular: L × W × D; Circular: π × (D/2)² × Depth; Oval: π/4 × L × W × Depth; Litres = m³ × 1000; Fill hours = Litres / Pump rate
  • Pool Volume Calculator calculates its result from D, Width, Rectangular, Length, Depth, Circular, Oval, Mass, Pump Rate. It uses the formula Rectangular: L × W × D; Circular: π × (D/2)² × Depth; Oval: π/4 × L × W × Depth; Litres = m³ × 1000; Fill hours = Litres / Pump rate. Change any input to recalculate the result instantly.
  • The main inputs are D, Width, Rectangular, Length, Depth, Circular, Oval, Mass, Pump Rate. Enter them in the units and format shown in the calculator.
  • Keep measurements and project assumptions consistent before comparing or combining values.
  • Changing any input above recalculates the result with the same calculation engine used by this page.

Example: Pool Volume

Inputs
  • D: 2
  • Width: 3
  • Rectangular: 4
  • Length: 5
  • Depth: 6
  • Circular: 7
  • Oval: 8
  • Mass: 9
  • Pump Rate: 5

Using D = 2, Width = 3, Rectangular = 4, Length = 5, Depth = 6, Circular = 7, Oval = 8, Mass = 9, Pump Rate = 5, the calculated result is 145800.

Sample result: Calculating…

Frequently asked questions

What does the Pool Volume calculate?

Pool Volume Calculator — free online calculator.

Which values should I enter?

Enter D, Width, Rectangular, Length, Depth, Circular, Oval, Mass, Pump Rate using the units and format shown beside each field.

What formula does this calculator use?

The calculator uses the following relationship: Rectangular: L × W × D; Circular: π × (D/2)² × Depth; Oval: π/4 × L × W × Depth; Litres = m³ × 1000; Fill hours = Litres / Pump rate.

Why might my result differ from another source?

Results can differ when another source uses different units, rounding rules, conventions or assumptions. Compare the inputs and definitions before comparing results.

Does the result update automatically?

Yes. Changing an input updates the result using the same calculation engine shown on this page.

Page information

Updated: October 7, 2026