Gallon Converter
Convert US gallons to litres, cubic feet, and cubic inches.
Formula
L = gal × 3.785411784; cu in = gal × 231
- Exact: 1 US gallon = 231 cubic inches.
Gallon Converter Example
Inputs
- US Gallons: 1 gal
1 gal = 3.7854 L = 0.13368 cu ft = 231 cu in
Frequently asked questions
How do I use the Gallon Converter?
Enter the value in the input field and the result updates immediately.
How accurate is this converter?
Uses internationally recognised conversion factors. Results are rounded to the displayed decimal places.
Can I verify this manually?
Yes — apply the formula shown above step by step.