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Pool Volume Calculator

Calculate your swimming pool volume in gallons for chemical dosing and maintenance.

Pool Volume Calculator

Calculate the volume of your swimming pool

Formula

Volume = Surface Area × Average Depth

Converts to gallons using 7.48 gallons per cubic foot

How to Use This Calculator

  1. 1

    Select pool shape

    Choose rectangle, round, oval, or kidney shape.

  2. 2

    Enter dimensions

    Enter length, width, and depths for shallow and deep ends.

  3. 3

    Get volume

    See pool volume in gallons, liters, and cubic feet.

Frequently Asked Questions

How do I calculate pool gallons?

Multiply surface area × average depth × 7.48 (gallons per cubic foot).

How many gallons in an average pool?

A typical 16×32 ft pool with 5 ft average depth holds about 19,000 gallons.

Why do I need to know pool volume?

Pool volume is essential for calculating chemical dosages, heating costs, and pump sizing.