# Gallons to Liters Conversion

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

**Results in Liters:**

## How to Convert Gallons to Liters

To convert a gallon measurement to a liter measurement, multiply the volume by the conversion ratio. One gallon is equal to 3.785412 liters, so use this simple formula to convert:

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

**For example,**here's how to convert 5 gallons to liters using the formula above.

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

## Gallons

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.

## Liters

The liter is a unit of volume equal to 1,000 cubic centimeters.^{[2]} The liter is a special name defined for the cubic decimeter, and is exactly equal to the volume of one cubic decimeter.

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.

## 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