Pool Volume Calculator – Calculate Pool Water Capacity
Calculate swimming pool water volume in gallons and liters
Table of Contents
How to Use
- Select your pool shape (rectangular or circular)
- Choose measurement unit (feet or meters)
- Enter pool dimensions (length, width, depth or diameter)
- Click calculate to see volume in gallons and liters
Why Calculate Pool Volume?
Knowing your pool's exact water volume is essential for proper pool maintenance and operation. Accurate volume calculations help you determine the correct amounts of chemicals to add, choose the right pump and filter size, estimate water costs, and plan for heating requirements.
Common Pool Sizes and Volumes
| Pool Type | Typical Size | Approximate Volume |
|---|---|---|
| Small Rectangular | 12' x 24' x 4' | 8,600 gallons |
| Medium Rectangular | 16' x 32' x 5' | 19,200 gallons |
| Large Rectangular | 20' x 40' x 6' | 36,000 gallons |
| Small Round | 15' diameter x 4' | 5,300 gallons |
| Medium Round | 24' diameter x 4' | 13,600 gallons |
| Large Round | 30' diameter x 5' | 26,500 gallons |
Frequently Asked Questions
- How do I measure my pool dimensions?
- For rectangular pools, measure the length and width at the widest points. For circular pools, measure straight across the center for the diameter. Always measure the depth at the deepest point, or use an average depth if your pool has a sloped bottom.
- What if my pool has a sloped bottom?
- For pools with sloped bottoms, measure the shallow end depth and deep end depth, add them together, and divide by 2 to get the average depth. Use this average depth in the calculator for a more accurate volume estimate.
Related Calculators
daily-life
Age Difference Calculator