🔄 Volume Updated2026-07-19
Gallons to Liters Converter.
⚡
Quick answer
1 gallon = 3.78541 liters. To convert gallons to liters, multiply by 3.78541. So 2 gal = 7.57082 L. The reverse: 1 liter = 0.264172 gallons.
🔄
Unit Converter
3.785412
1 gal = 3.785412 L
1 gal = 3.785412 L · category base: litre
✨ Live · 6 categories, 45+ units. US customary volumes shown; UK/imperial gallons and cups differ.
🔢 Quick reference
Gallons to Liters conversion table.
gal → L
| 0.5 gal | 1.89271 L |
| 1 gal | 3.78541 L |
| 2 gal | 7.57082 L |
| 3 gal | 11.3562 L |
| 4 gal | 15.1416 L |
| 5 gal | 18.9271 L |
| 10 gal | 37.8541 L |
| 20 gal | 75.7082 L |
| 50 gal | 189.27 L |
| 100 gal | 378.54 L |
L → gal
| 0.5 L | 0.132086 gal |
| 1 L | 0.264172 gal |
| 2 L | 0.528344 gal |
| 3 L | 0.792516 gal |
| 4 L | 1.05669 gal |
| 5 L | 1.32086 gal |
| 10 L | 2.64172 gal |
| 20 L | 5.28344 gal |
| 50 L | 13.2086 gal |
| 100 L | 26.4172 gal |
❓ FAQ
gal to L FAQ.
How many liters are in a gallon?
One gallon equals 3.78541 liters. So to convert, multiply the number of gallons by 3.78541. For instance, 2 gallons = 7.57082 liters.
How do I convert gallons to liters?
Multiply the gallon value by 3.78541. Worked example: 2 gal × 3.78541 = 7.57082 L. To go the other way, divide by 3.78541 (or multiply by 0.264172).
How many gallons are in a liter?
One liter = 0.264172 gallons. Gallons are typically used for fuel and large liquids in the US, and liters for fuel, drinks and engine sizes in most of the world, so this reverse conversion comes up whenever you switch between the two systems.
🔗 Related conversions