Convert US Gallons to Liters
1 US Gallon (US gal) = 3.7854 Liters (L). Use the free converter below to instantly convert any us gallon value to liters, or view the full conversion table and formula.
1 US gal = 3.7854 L
US Gallon to Liter Conversion Table
How to Convert US Gallons to Liters
To convert US gallons to liters, multiply by 3.78541. For example, 5 US gallons × 3.78541 = 18.927 liters. This uses the US liquid gallon, not the UK imperial gallon (4.546 L).
Worked Example: Convert 2 US gal to L
Start with the value in us gallons
2 US gal
Apply the formula
L = 2 × 3.78541
Calculate the result
2 US gal = 7.5708 L
US Gallon to Liter Examples
0.5 US gal is equal to 1.8927 L. Using the formula US gal × 3.78541, 0.5 US gal converts to 1.8927 L.
1 US gal is equal to 3.7854 L. Using the formula US gal × 3.78541, 1 US gal converts to 3.7854 L.
1.5 US gal is equal to 5.6781 L. Using the formula US gal × 3.78541, 1.5 US gal converts to 5.6781 L.
2 US gal is equal to 7.5708 L. Using the formula US gal × 3.78541, 2 US gal converts to 7.5708 L.
3 US gal is equal to 11.3562 L. Using the formula US gal × 3.78541, 3 US gal converts to 11.3562 L.
4 US gal is equal to 15.1416 L. Using the formula US gal × 3.78541, 4 US gal converts to 15.1416 L.
5 US gal is equal to 18.9271 L. Using the formula US gal × 3.78541, 5 US gal converts to 18.9271 L.
6 US gal is equal to 22.7125 L. Using the formula US gal × 3.78541, 6 US gal converts to 22.7125 L.
Converting Liters to US Gallons
Need the reverse conversion? Use the table below for a quick reference converting liters back to us gallons.
| Liters (L) | US Gallons (US gal) |
|---|---|
| 0.5 | 0.1321 |
| 1 | 0.2642 |
| 1.5 | 0.3963 |
| 2 | 0.5283 |
| 3 | 0.7925 |
| 4 | 1.0567 |
US Gallons to Liters FAQ
How many liters is 1 US gallon?
1 US gallon equals approximately 3.785 liters.
How many US gallons in a liter?
1 liter equals approximately 0.264 US gallons.
What's the difference between US and imperial gallons?
A US gallon is 3.785 liters while an imperial (UK) gallon is 4.546 liters. The US gallon is about 17% smaller.
Understanding US Gallons and Liters
What is an US Gallon (US gal)?
The us gallon (US gal) is a unit of volume in the imperial system. It is commonly abbreviated as US gal and relates to liters by a factor of 3.7854.
What is a Liter (L)?
The liter (L) is a unit of volume in the metric system. It is commonly abbreviated as L and relates to us gallons by a factor of 0.264172.