Convert US Gallon to Liter
1 us gallon equals 3.7854118 liters. Enter a value below to convert instantly.
Formula
Multiply the number of us gallons by 3.785411784 to get liters.
Step by step
- Start with 1 gal (US).
- Multiply by the conversion factor 3.785411784.
- 1 × 3.785411784 = 3.7854118 L.
US Gallon to Liter conversion table
| US Gallons (gal (US)) | Liters (L) |
|---|---|
| 1 | 3.7854118 |
| 2 | 7.5708236 |
| 3 | 11.356235 |
| 5 | 18.927059 |
| 10 | 37.854118 |
| 20 | 75.708236 |
| 50 | 189.27059 |
| 100 | 378.54118 |
| 500 | 1,892.7059 |
| 1,000 | 3,785.4118 |
About the us gallon
The us gallon (gal (US)) is a US unit of volume.
About the liter
The liter (L) is a Metric unit of volume.
Where this conversion is used
Converting us gallons to liters comes up when cooking recipes, fuel, beverages, and container capacity. US and Imperial liquid measures differ, so a US cup or gallon is not the same size as its UK counterpart.
Need the other direction? Convert liter to us gallon →
Related conversions
Frequently asked questions
How many liters are in a us gallon?
One us gallon equals 3.7854118 liters.
How do you convert us gallons to liters?
Multiply the number of us gallons by 3.785411784 to get liters.
What is 1 liter in us gallons?
One liter equals 0.26417205 us gallons.
When would I convert us gallons to liters?
This conversion is common when cooking recipes, fuel, beverages, and container capacity.
Conversion factors are based on internationally agreed unit definitions. See our methodology and sources for details on how these values are verified.