# Gallons to Cubic Feet Converter

Enter the volume in gallons below to get the value converted to cubic feet.

**Results in Cubic Feet:**

Do you want to convert cubic feet to gallons?

## How to Convert Gallons to Cubic Feet

To convert a measurement in gallons to a measurement in cubic feet, multiply the volume by the following conversion ratio: 0.133681 cubic feet/gallon.

Since one gallon is equal to 0.133681 cubic feet, you can use this simple formula to convert:

cubic feet = gallons × 0.133681

The volume in cubic feet is equal to the volume in gallons multiplied by 0.133681.

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

### How Many Cubic Feet Are in a Gallon?

There are **0.133681** cubic feet in a gallon, which is why we use this value in the formula above.

1 gal = 0.133681 ft³

Gallons and cubic feet 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 Cubic Foot?

The cubic foot is a unit of volume that is equal to the space consumed by a cube having sides one foot on each edge.

The cubic foot is a US customary and imperial unit of volume. A cubic foot is sometimes also referred to as a cubic ft. Cubic feet can be abbreviated as *ft³*, and are also sometimes abbreviated as *cu foot*, *cu ft*, or *CF*. For example, 1 cubic foot can be written as 1 ft³, 1 cu foot, 1 cu ft, or 1 CF.

You can calculate volume using a cubic footage calculator if you have the dimensions of a space or object.

Learn more about cubic feet.

## Gallon to Cubic Foot Conversion Table

Gallons | Cubic Feet |
---|---|

1 gal | 0.133681 ft³ |

2 gal | 0.267361 ft³ |

3 gal | 0.401042 ft³ |

4 gal | 0.534722 ft³ |

5 gal | 0.668403 ft³ |

6 gal | 0.802083 ft³ |

7 gal | 0.935764 ft³ |

8 gal | 1.0694 ft³ |

9 gal | 1.2031 ft³ |

10 gal | 1.3368 ft³ |

11 gal | 1.4705 ft³ |

12 gal | 1.6042 ft³ |

13 gal | 1.7378 ft³ |

14 gal | 1.8715 ft³ |

15 gal | 2.0052 ft³ |

16 gal | 2.1389 ft³ |

17 gal | 2.2726 ft³ |

18 gal | 2.4063 ft³ |

19 gal | 2.5399 ft³ |

20 gal | 2.6736 ft³ |

21 gal | 2.8073 ft³ |

22 gal | 2.941 ft³ |

23 gal | 3.0747 ft³ |

24 gal | 3.2083 ft³ |

25 gal | 3.342 ft³ |

26 gal | 3.4757 ft³ |

27 gal | 3.6094 ft³ |

28 gal | 3.7431 ft³ |

29 gal | 3.8767 ft³ |

30 gal | 4.0104 ft³ |

31 gal | 4.1441 ft³ |

32 gal | 4.2778 ft³ |

33 gal | 4.4115 ft³ |

34 gal | 4.5451 ft³ |

35 gal | 4.6788 ft³ |

36 gal | 4.8125 ft³ |

37 gal | 4.9462 ft³ |

38 gal | 5.0799 ft³ |

39 gal | 5.2135 ft³ |

40 gal | 5.3472 ft³ |

## 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

## More Gallon & Cubic Foot Conversions

- gallons to quarts
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