Home Calculators Pool Volume Calculator

Pool Volume Calculator

Calculate pool volume in gallons and liters for any pool shape. Get fill time estimates, chemical dosing recommendations, heating costs, and a full step-by-step breakdown.

Pool Dimensions

Select shape and enter measurements

Pool Preview

Volume
— liters
Fill Time
at your fill rate
Surface Area
sq ft
Est. Water Cost to Fill
at your water rate

Pool Volume Formulas

Rectangular

V = L × W × D

Circular

V = π × r² × D

Oval

V = π × (L/2) × (W/2) × D

Sloped / Avg Depth

D_avg = (shallow + deep) / 2