# Gallons to Liters Converter

Enter the volume in gallons below to get the value converted to liters.

## Result in Liters:

1 gal = 3.785412 L

Do you want to convert liters to gallons?

## How to Convert Gallons to Liters

To convert a measurement in gallons to a measurement in liters, multiply the volume by the following conversion ratio: 3.785412 liters/gallon.

Since one gallon is equal to 3.785412 liters, you can use this simple formula to convert:

liters = gallons × 3.785412

The volume in liters is equal to the volume in gallons multiplied by 3.785412.

For example, here's how to convert 5 gallons to liters using the formula above.
liters = (5 gal × 3.785412) = 18.927059 L

### How Many Liters Are in a Gallon?

There are 3.785412 liters in a gallon, which is why we use this value in the formula above.

1 gal = 3.785412 L

## What Is a Gallon?

The US liquid gallon is a unit of fluid volume equal to four quarts, eight pints, or sixteen cups.[1] The US liquid gallon should not be confused with the US dry gallon or the imperial gallon, which are different units of measure.

The gallon is a US customary unit of volume. Gallons can be abbreviated as gal; for example, 1 gallon can be written as 1 gal.

## What Is a Liter?

A liter is a unit of volume equal to 1,000 cubic centimeters or 0.264172 US gallons.[2] The liter is a special name defined for the cubic decimeter and is exactly equal to the volume of one cubic decimeter (1 decimeter is 1/10 of a meter, or 10 centimeters).

The liter is an SI accepted unit for volume for use with the metric system. A liter is sometimes also referred to as a litre. Liters can be abbreviated as L, and are also sometimes abbreviated as l or . For example, 1 liter can be written as 1 L, 1 l, or 1 ℓ.

## Gallon to Liter Conversion Table

Table showing various gallon measurements converted to liters.
Gallons Liters
1 gal 3.7854 L
2 gal 7.5708 L
3 gal 11.36 L
4 gal 15.14 L
5 gal 18.93 L
6 gal 22.71 L
7 gal 26.5 L
8 gal 30.28 L
9 gal 34.07 L
10 gal 37.85 L
11 gal 41.64 L
12 gal 45.42 L
13 gal 49.21 L
14 gal 53 L
15 gal 56.78 L
16 gal 60.57 L
17 gal 64.35 L
18 gal 68.14 L
19 gal 71.92 L
20 gal 75.71 L
21 gal 79.49 L
22 gal 83.28 L
23 gal 87.06 L
24 gal 90.85 L
25 gal 94.64 L
26 gal 98.42 L
27 gal 102.21 L
28 gal 105.99 L
29 gal 109.78 L
30 gal 113.56 L
31 gal 117.35 L
32 gal 121.13 L
33 gal 124.92 L
34 gal 128.7 L
35 gal 132.49 L
36 gal 136.27 L
37 gal 140.06 L
38 gal 143.85 L
39 gal 147.63 L
40 gal 151.42 L

## References

1. National Institute of Standards and Technology, Specifications, Tolerances, and Other Technical Requirements for Weighing and Measuring Devices, Handbook 44 - 2019 Edition, https://nvlpubs.nist.gov/nistpubs/hb/2019/NIST.HB.44-2019.pdf
2. National Institute of Standards and Technology, Units outside the SI, https://physics.nist.gov/cuu/Units/outside.html