Convert between cubic feet and gallons for water tanks, pools, pipes, and other volume calculations. Enter the volume in cubic feet to get the equivalent in US gallons, liters, cubic yards, and other common units.
Enter Your Measurements
Results
US Gallons
748.05
gallons
Liters
2,831.68
liters
Cubic Yards
3.704
cu yd
Cubic Meters
2.8317
m³
Cubic Inches
172,800
cu in
Water Weight
6,238.8
lbs
Formula
How to Use This Calculator
How to Use
- 1
Enter the volume in cubic feet.
- 2
Results instantly show the equivalent volume in gallons, liters, cubic yards, and other units.
- 3
The water weight shows how much water weighs at that volume.
Frequently Asked Questions
Frequently Asked Questions
How many gallons in a cubic foot?
How much does a cubic foot of water weigh?
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About This Calculator
This calculator uses the formula: Gallons = Cubic Feet × 7.48052 | Liters = Cubic Feet × 28.3168 | Cubic Yards = Cubic Feet ÷ 27. All calculations follow industry-standard methods. Results are estimates — always verify with a licensed professional for structural or code-compliant work.
Built and maintained by the CalcSmart team. Last updated March 2026.
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