Gallon to Liter Converter
Enter a volume in US gallons and instantly get the equivalent in liters. One US gallon equals approximately 3.78541 liters.
Common Gallon to Liter conversions
| Gallon (gal) | Liter (L) |
|---|---|
| 0.5 gal | 1.89271 L |
| 1 gal | 3.78541 L |
| 2 gal | 7.57082 L |
| 5 gal | 18.9271 L |
| 10 gal | 37.8541 L |
| 15 gal | 56.7812 L |
| 20 gal | 75.7082 L |
| 50 gal | 189.27 L |
| 100 gal | 378.541 L |
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Frequently Asked Questions
How many liters are in a gallon?
One US gallon equals approximately 3.78541 liters. Note: a UK (imperial) gallon equals 4.54609 liters.
How do I convert gallons to liters?
Multiply the number of US gallons by 3.78541. For example, 5 gallons × 3.78541 = 18.927 liters.