Gallons to Liters converter
litres = US gallons × 3.785411784. US gallon: 231 cubic inches exactly.
18.92705892 L
5 gal = 18.92705892 L
5 US gallon in every volume unit
millilitre18,927.059 mL
litre18.927059 L
cubic metre0.018927059 m³
cubic centimetre18,927.059 cm³
US teaspoon3,840 tsp
US tablespoon1,280 tbsp
US fluid ounce640 fl oz
US cup80 cup
US pint40 pt
US quart20 qt
imperial gallon4.1633709 imp gal
cubic foot0.66840278 ft³
cubic inch1,155 in³
Gallons to Liters chart
| US gallon (gal) | litre (L) |
|---|---|
| 0.5 | 1.892706 |
| 1 | 3.785412 |
| 2 | 7.570824 |
| 3 | 11.35624 |
| 5 | 18.92706 |
| 10 | 37.85412 |
| 12 | 45.42494 |
| 15 | 56.78118 |
| 20 | 75.70824 |
| 50 | 189.2706 |
| 55 | 208.1976 |
| 100 | 378.5412 |
How to convert gallons to liters
Formula: litres = US gallons × 3.785411784
Worked example: 5 gal → 18.927059 L.
US gallon: 231 cubic inches exactly.
Need another unit? The volume converter handles every volume unit, and the reverse conversion is liters to gallons.
Questions people ask
How many litres are in one US gallon?
One US gallon is 3.785411784 litres.
What is the formula for gallons to liters?
litres = US gallons × 3.785411784. US gallon: 231 cubic inches exactly.
What is 5 gal in L?
5 gal = 18.927059 L.