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Pool volume & salt calculator

Know your gallons before you add chemicals. Enter your pool's measurements in feet.

Shape Length (or diameter) Width Shallow depth Deep depth

Estimated volume: — gallons

Salt calculator

Current salt (ppm) Target salt (ppm)

Salt to add: —

Estimates only. Freeform pools vary; check your salt system's manual for its target level, and add salt in stages, testing as you go.

Pool salt (40-lb bags) — For saltwater chlorine generators.
Pool test strips — Quick weekly checks.
Drop-based pool test kit (FAS-DPD) — More accurate chlorine and hardness readings.

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