Pool Gallons Calculator
Enter your pool's length, width, average depth, and shape — we compute the exact volume and tell you how long your filter needs to run each day.
Best for: Anyone unsure how big their pool really is.
Your pool
Tell me about your pool
Result
Your pool holds about
14,662 gal
Filter run time
4.9 hours / day
One turnover per day at 50 GPM. Florida pools in summer often need 2 turnovers — that's 9.8 hours.
A couple of caveats
- Freeform / kidney shapes are estimates — within ~10%.
- Pools with attached spas: measure the spa separately and add.
- Beach-entry and other tapered floors throw off averages.
Free perk
Save your gallons + filter time
We'll email you a copy of these results so you have them next time you buy chemicals — and throw in a $1 first visit if you ever try a plan.
We'll email you the results and an occasional pool tip. No spam, unsubscribe with one click.