Cubic Inches to Gallons Conversion

Enter Cubic Inch
Enter US Fluid Gallon

How to convert gallons to cubic inches?

1 Gallon is equal to 231 cubic inches. To convert gallons to cubic inches, multiply the gallon value by 231.

For example, to find out how many cubic inches in a half gallon, multiply 0.5 by 231, that makes 115.5 cubic inches in a half gallon.

1 US Fluid Gallon = 231 Cubic Inches

How to convert cubic inches to gallons?

1 Cubic inch is equal to 0.00432900433 gallon. To convert cubic inches to gallons, multiply the cubic inch value by 0.00432900433 or divide by 231.

1 Cubic Inch = 0.00432900433 US Fluid Gallon

What is a Gallon?

Gallon is an imperial and United States Customary measurement systems volume unit. 1 gal = 231 in3. The symbol is "gal".

  • 1 US fluid gallon = 231 Cubic inches
  • 1 US dry gallon = 268.802501 Cubic inches
  • 1 Imperial gallon = 277.419432 Cubic inches

What is a Cubic Inch?

Cubic inch is an imperial and United States Customary volume unit and defined as a cube with sides are one inch in length. The symbol is "in³".

  • 1 Cubic inch = 0.00432900433 US fluid gallon
  • 1 Cubic inch = 0.00372020347 US dry gallon
  • 1 Cubic inch = 0.00360465014 Imperial gallon
Create Conversion Table
Click "Create Table". Enter a "Start" value (5, 100 etc). Select an "Increment" value (0.01, 5 etc) and select "Accuracy" to round the result.