# Gallons to Liters Converter

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

**Results in Liters:**

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.

### 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

Gallons and liters are both units used to measure volume. Keep reading to learn more about each unit of measure.

## 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.

Learn more about gallons.

## 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 *ℓ*. For example, 1 liter can be written as 1 L, 1 l, or 1 ℓ.

Learn more about liters.

## Gallon to Liter Conversion Table

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

- 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
- National Institute of Standards and Technology, Units outside the SI, https://physics.nist.gov/cuu/Units/outside.html

## More Gallon & Liter Conversions

- gallons to quarts
- gallons to pints
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