How to convert liters to US gallons
One liter equals 0.264172 US gallons. To convert, multiply the number of liters by 0.264172 (or divide by 3.785412):
Mental-math shortcut: Divide liters by 4 for a rough estimate, or by 3.8 for a close one: 20 L ≈ 5.3 gal.
Example
Convert 20 liters to US gallons: 20 L × 0.264172 = 5.2834 gal.
Liters to Gallons conversion chart
| Liters (L) | Gallons (gal) |
|---|---|
| 1 | 0.264172 |
| 2 | 0.528344 |
| 3 | 0.792516 |
| 4 | 1.0567 |
| 5 | 1.3209 |
| 10 | 2.6417 |
| 15 | 3.9626 |
| 19 | 5.0193 |
| 20 | 5.2834 |
| 25 | 6.6043 |
| 40 | 10.5669 |
| 50 | 13.2086 |
| 60 | 15.8503 |
| 75 | 19.8129 |
| 100 | 26.4172 |
What is a liter?
A liter (L) is 1,000 milliliters, the volume of a cube 10 cm on each side. Liters are used for drinks, fuel and engine size around the world. One liter is about 1.057 US quarts, a little more than a quart.
What is a US gallon?
The US gallon (gal) is 128 US fluid ounces, or exactly 3.785411784 liters. It is used for fuel, milk and paint in the United States. The imperial (UK) gallon is about 20% larger at 4.54609 liters; this converter uses the US gallon.
Converting the other way? Use the Gallons to Liters converter.
Frequently asked questions
How many US gallons is one liter?
One liter is 0.264172 US gallons.
How do I convert liters to US gallons?
Multiply the value in liters by 0.264172. For example, 20 L × 0.264172 = 5.2834 gal.
What is 1 L in US gallons?
1 L is 0.264172 US gallons.
How do I convert US gallons to liters?
Multiply US gallons by 3.785412 (or divide by 0.264172). You can also use our Gallons to Liters converter.
Conversions use the internationally agreed definitions of each unit (for example, 1 inch = 2.54 cm exactly) and are rounded for display. Volume converters use US customary units unless stated otherwise.
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