# Convert Gallons to Cubic Inches

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

**Results in Cubic Inches:**

## How to Convert Gallons to Cubic Inches

To convert a gallon measurement to a cubic inch measurement, multiply the volume by the conversion ratio. One gallon is equal to 231 cubic inches, so use this simple formula to convert:

The volume in cubic inches is equal to the gallons multiplied by 231.

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

Gallons and cubic inches 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. 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.

## Cubic Inches

The cubic inch is a unit of volume that is equal to the space consumed by a cube with sides that are one inch in all directions.

The cubic inch is a US customary and imperial unit of volume. A cubic inch is sometimes also referred to as a cubic in. Cubic inches can be abbreviated as *in³*, and are also sometimes abbreviated as *cu inch*, *cu in*, or *CI*. For example, 1 cubic inch can be written as 1 in³, 1 cu inch, 1 cu in, or 1 CI.

## Gallon Measurements and Equivalent Cubic Inch Conversions

Gallons | Cubic Inches |
---|---|

1 gal | 231 in³ |

2 gal | 462 in³ |

3 gal | 693 in³ |

4 gal | 924 in³ |

5 gal | 1,155 in³ |

6 gal | 1,386 in³ |

7 gal | 1,617 in³ |

8 gal | 1,848 in³ |

9 gal | 2,079 in³ |

10 gal | 2,310 in³ |

11 gal | 2,541 in³ |

12 gal | 2,772 in³ |

13 gal | 3,003 in³ |

14 gal | 3,234 in³ |

15 gal | 3,465 in³ |

16 gal | 3,696 in³ |

17 gal | 3,927 in³ |

18 gal | 4,158 in³ |

19 gal | 4,389 in³ |

20 gal | 4,620 in³ |

21 gal | 4,851 in³ |

22 gal | 5,082 in³ |

23 gal | 5,313 in³ |

24 gal | 5,544 in³ |

25 gal | 5,775 in³ |

26 gal | 6,006 in³ |

27 gal | 6,237 in³ |

28 gal | 6,468 in³ |

29 gal | 6,699 in³ |

30 gal | 6,930 in³ |

31 gal | 7,161 in³ |

32 gal | 7,392 in³ |

33 gal | 7,623 in³ |

34 gal | 7,854 in³ |

35 gal | 8,085 in³ |

36 gal | 8,316 in³ |

37 gal | 8,547 in³ |

38 gal | 8,778 in³ |

39 gal | 9,009 in³ |

40 gal | 9,240 in³ |

## More Gallon Volume Conversions

**US Liquid**

- Convert to Quarts
- 1 gal is equal to 4 quarts
- Convert to Pints
- 1 gal is equal to 8 pints
- Convert to Fluid Ounces
- 1 gal is equal to 128 fluid ounces

**US Cooking**

- Convert to Cups
- 1 gal is equal to 16 cups
- Convert to Tablespoons
- 1 gal is equal to 256 tablespoons
- Convert to Teaspoons
- 1 gal is equal to 768 teaspoons

**US Customary Volume**

- Convert to Cubic Feet
- 1 gal is equal to 0.133681 cubic feet
- Convert to Cubic Yards
- 1 gal is equal to 0.004951 cubic yards

**Metric Volume**

- Convert to Liters
- 1 gal is equal to 3.785412 liters
- Convert to Milliliters
- 1 gal is equal to 3,785.41 milliliters
- Convert to Cubic Centimeters
- 1 gal is equal to 3,785.41 cubic centimeters
- Convert to Cubic Meters
- 1 gal is equal to 0.003785 cubic meters