litre to US gallon — free converter
Formula
US gallon = litre × 0.264172
Worked example
15 litres = 3.96258 US gallons.
Conversion table
| Litre | Us gallon |
|---|---|
| 1 litres | 0.264172 US gallons |
| 2 litres | 0.528344 US gallons |
| 5 litres | 1.32086 US gallons |
| 10 litres | 2.64172 US gallons |
| 25 litres | 6.6043 US gallons |
| 50 litres | 13.2086 US gallons |
| 100 litres | 26.4172 US gallons |
What these units mean
A litre is a metric volume, the size of a large bottle of water or milk. A US gallon is the volume used for fuel and milk in the United States. When you change from litres to US gallons, you are simply expressing the same amount on a different scale, so the quantity itself does not change — only the number and the unit label do. A quick everyday check helps: picture the amount in your own life first, then let the converter do the arithmetic, and the result should feel roughly right before you use it for a purchase, a recipe or a journey.
FAQs about litre to US gallon
How many US gallons are in 1 litre?
1 litre = 0.264172 US gallon.
What is the formula for litre to US gallon?
US gallon = litre × 0.264172. This conversion is a multiplication by a fixed standard factor.
What is 15 litres in US gallons?
15 litres = 3.96258 US gallons.
How do I convert US gallons back to litres?
Use the reverse page: US gallon to litre. The converter on that page swaps the direction for you.
Is the litre to US gallon result exact?
The factor is the standard published factor, and the converter shows the result rounded for reading. For everyday use this is exact enough; for engineering or laboratory work, check the rounding your task requires.