A gallon is an imperial unit of measurement used for fluid. It is abbreviated as “gal”. One gallon is equivalent to 3.785411784 liters. It is also roughly equal to 128 U.S. fluid ounces or 16 U.S. cups or 8 U.S. pints or 4 U.S. quarts, so those are the units you can use to determine how many liters are in a gallon if you want to do it manually.

## How many Liters in a Gallon?

There are 3.785 liters in one US gallon.

There are 4.546 liters in one imperial gallon.

Or we can say that 1 US Gallon is equal to 3.785411784 Liters or 1 Liter is equal to 0.264172052 US Gallons (for liquid measures).

The gallon was originally developed by the Romans but subsequently changed to the definition that we know today:”the space occupied by 231 cubic inches of water at 62 degrees Fahrenheit”

However, people often want to know how many liters are in a gallon. The answer is that one gallon equals 3.7854118 liters (or 3.785411784 liters). In order to convert from gallons to liters, you need to multiply the value in gallons by 3.7854118.

This conversion is easy to perform using mental math if you understand the relationship between gallons and liters.

## Conversion of gallon

Conversion of gallon to liters is a common question for any student studying in school or college. In this article, you will find out how many liters are in a gallon.

1 US Gallon = 3.785411784 Liters

It is easy to convert gallons to liters using the above facts. If you want to convert gallons to liters, just multiply the gallon value by 3.785411784 and if you want to convert liters to gallons, divide the liter value by 3.785411784.

The above answer might be confusing as this is not a direct conversion factor. To make it simple, we have given a converter below that will help you in converting 1 US gallon to 3.785411784 Litres or vice versa.

Imperial fluid gallons x 4.54609 = Liters

US liquid gallons x 3.785 = Liters

US dry gallons x 4.405 = Liters