Units

How Many Liters in a Gallon?

There are approximately 3.785 liters in 1 US gallon.

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Explanation

One US liquid gallon equals approximately 3.78541 liters. This conversion is especially important for understanding fuel economy between countries (miles per gallon vs liters per 100 km), cooking with international recipes, and comparing liquid product sizes. Note: the imperial gallon (used in the UK) is larger at approximately 4.546 liters.

Common Values

GallonsLiters
1 gallons3.7854 liters
2 gallons7.5708 liters
5 gallons18.9271 liters
10 gallons37.8541 liters
25 gallons94.6353 liters
50 gallons189.2706 liters
100 gallons378.5412 liters
250 gallons946.3529 liters
500 gallons1,892.7059 liters

Frequently Asked Questions

How many liters in a US gallon?
There are approximately 3.785 liters in 1 US gallon.
How many liters in an imperial gallon?
There are approximately 4.546 liters in 1 imperial (UK) gallon.

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