volume conversion
Convert Liters to US gallons
One liter equals 0.26417 us gallons. Enter any value below for an exact conversion.
How to convert Liters to US gallons
- Type the number of liters into the first field.
- The equivalent in us gallons appears immediately.
- Swap the units to convert in the opposite direction.
Liters to US gallons formula
gal = L × 0.26417
Worked example: to convert 12 L, multiply 12 × 0.26417 = 3.1701 gal.
This conversion factor is exact by international definition rather than measured, so the only rounding is whatever you apply to the final answer.
Liters to US gallons conversion table
| Liters | US gallons |
|---|---|
| 1 L | 0.26417 gal |
| 2 L | 0.52834 gal |
| 5 L | 1.3209 gal |
| 10 L | 2.6417 gal |
| 25 L | 6.6043 gal |
| 50 L | 13.2086 gal |
| 100 L | 26.4172 gal |
What is a liter?
Defined as exactly one cubic decimeter. Fuel, drinks and engine displacement are measured in liters in most of the world.
What is a us gallon?
The US gallon is 3.785 liters; the imperial gallon used in the UK is 4.546 liters, 20% larger. US and UK miles-per-gallon figures are therefore not comparable.
Frequently asked questions
How many us gallons are in a liter?
One liter is 0.26417 us gallons.
How do I convert liters to us gallons in my head?
Divide by 4. 50 L → 12.5 gal, against an exact 13.21.
Is the conversion exact?
Yes. Both units are defined in terms of each other by international agreement, so the factor 0.26417 is exact rather than approximate.
How many liters is 100 gal?
100 gal is 378.54 L.
Which countries use us gallons?
The United States for fuel and large volumes. The UK gallon is 20% larger and is now used only informally.
Is my data uploaded to convert it?
No. The arithmetic runs in your browser. Nothing is sent anywhere.