Spike's Calculators

Pools & Ponds

Circular Shaped Pool

Spike VM

Calculate the area, volume and perimeter of a circular shaped pool and the amount of water needed to fill the pool.

This calculator calculates the surface area of the pool in square feet, volume of the pool in cubic feet, the perimeter of the pool in lineal feet and the amount of water it takes to fill the pool with results in US Gallons, Imperial Gallons and Litres.

For this calculator you need to enter the length (diameter) and average depth of the pool.

Unit of measurements used for this calculator is imperial feet with inches in decimal format.

Diameter of Pool: ft
Average Depth: ft


Surface Area: ft²
Perimeter of Pool: ft
Volume of Pool in
Cubic Feet:
Water Needed to fill Pool
in US Gallon:
Water Needed in
Imperial Gallons:
Water Needed in Litres: litres
Circular Shaped Pool Calculator
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