Gallons to Liters
Convert gallons to liters instantly. 1 gal = 3.78541 L
Result
Copied
Open gal → L page
Quick answers
- 1 gal = 3.7854 L
- 5 gal = 18.927 L
- 10 gal = 37.854 L
- 20 gal = 75.708 L
- 50 gal = 189.27 L
- 100 gal = 378.54 L
Gallons to Liters conversion table
| Gallons (gal) | Liters (L) |
|---|---|
| 1 gal | 3.7854 L |
| 2 gal | 7.5708 L |
| 3 gal | 11.356 L |
| 4 gal | 15.142 L |
| 5 gal | 18.927 L |
| 6 gal | 22.712 L |
| 7 gal | 26.498 L |
| 8 gal | 30.283 L |
| 9 gal | 34.069 L |
| 10 gal | 37.854 L |
| 15 gal | 56.781 L |
| Gallons (gal) | Liters (L) |
|---|---|
| 20 gal | 75.708 L |
| 25 gal | 94.635 L |
| 30 gal | 113.56 L |
| 40 gal | 151.42 L |
| 50 gal | 189.27 L |
| 75 gal | 283.91 L |
| 100 gal | 378.54 L |
| 250 gal | 946.35 L |
| 500 gal | 1,892.7 L |
| 1,000 gal | 3,785.4 L |
Everyday volumes
- Milk jug (US)1 gal equals 3.7854 L
- Soda bottle0.52834 gal equals 2 L
- Small car fuel tank (typical)11.888 gal equals 45 L
- Water heater (common)50 gal equals 189.27 L
Conversion formula
liters = gallons × 3.785411784
Example: 10 gal × 3.785411784 = 37.854 L
A US gallon is exactly 231 cubic inches, 3.785411784 liters. A liter is 1,000 milliliters, the volume of a 10 cm cube.
You may also see this conversion written as “gallons in liters” or “gallons to litres”.
Questions
How many liters are in one gallon?
One gallon is 3.78541178 liters.
How do you convert gallons to liters?
Multiply by 3.785411784. The factor comes from the exact definitions of both units, so the only rounding is in the display.
Related conversions
Updated