Skip to content

Convert US gallon to cubic inch

Here you can quickly calculate how many cubic inch fit in one US gallon.

- scroll: formula · table · questions -

  • 1 gal = 231 in³
  • 1 in³ = 0.004329 gal

US gallon to cubic inch conversion table

US gallon cubic inch
1 231
2 462
5 1155
10 2310
20 4620
50 11550
100 23100

US gallon to cubic inch formula

To convert US gallon to cubic inch, multiply by 231.

1 gal = 231 in³
Example: 1 US gallon = 231 cubic inch

Common volume conversion mistakes

  • 'Gallon' names two different measures: the US gallon is about 3.785 liters and the imperial gallon about 4.546 liters, a full 20% larger. US fuel figures and UK recipes therefore use different gallons. Always check the country before converting.

Quick US gallon and cubic inch conversion quiz

Score: 0

29 US gallon equals 13 400 cubic inch.

Correct answer: 29 US gallon = 6 700 cubic inch.

205 cubic inch equals 0.887 US gallon.

Correct answer: 205 cubic inch = 0.887 US gallon.

79 US gallon equals 18 200 cubic inch.

Correct answer: 79 US gallon = 18 200 cubic inch.

29 US gallon equals 6 700 cubic inch.

Correct answer: 29 US gallon = 6 700 cubic inch.

223 US gallon equals 51 500 cubic inch.

Correct answer: 223 US gallon = 51 500 cubic inch.

More volume conversions