US Gallons to Cubic Feet Converter
How to convert US gallons to cubic feet
cubic feet = US gallons ÷ 7.48051948
To convert US gallons to cubic feet, divide the number of US gallons by 7.48051948.
1 US gal = 0.133680556 ft³
Examples
- A standard US milk jug: 1 US gal ÷ 7.48051948 = 0.133680556 ft³
- 5 US gal ÷ 7.48051948 = 0.668402778 ft³
Good to know
One cubic foot holds about 7.48 US gallons (exactly 1,728/231).
This is the US liquid gallon of 3.785411784 L. The imperial gallon used in the UK is 4.54609 L, about 20% larger.
US gallons to cubic feet conversion table
| US gallons (US gal) | Cubic feet (ft³) |
|---|---|
| 0.25 US gal | 0.0334201389 ft³ |
| 0.5 US gal | 0.0668402778 ft³ |
| 0.75 US gal | 0.100260417 ft³ |
| 1 US gal | 0.133680556 ft³ |
| 1.5 US gal | 0.200520833 ft³ |
| 2 US gal | 0.267361111 ft³ |
| 2.5 US gal | 0.334201389 ft³ |
| 3 US gal | 0.401041667 ft³ |
| 4 US gal | 0.534722222 ft³ |
| 5 US gal | 0.668402778 ft³ |
| 6 US gal | 0.802083333 ft³ |
| 8 US gal | 1.06944444 ft³ |
| 10 US gal | 1.33680556 ft³ |
| 15 US gal | 2.00520833 ft³ |
| 20 US gal | 2.67361111 ft³ |
| 50 US gal | 6.68402778 ft³ |
| 100 US gal | 13.3680556 ft³ |
Unit definitions
- US gallon (US gal)
- The US liquid gallon is defined as exactly 231 cubic inches, which is 3.785411784 liters. It is used in the United States for fuel, milk and other liquids.
- Cubic foot (ft³)
- A cubic foot is the volume of a cube with 1-foot sides, exactly 28.316846592 liters. It is used in the United States for natural gas, refrigerator capacity and storage space.