100 US gal to in³ — 100 US gallons in cubic inches
Exact 100 × 231 = 23,100
378 litres 541 millilitres
100 US gallons in other units
| Millilitres | 378,541.18 | mL |
|---|---|---|
| Litres | 378.541178 | L |
| Cubic metres | 0.37854118 | m³ |
| US teaspoons | 76,800 | tsp |
| US tablespoons | 25,600 | tbsp |
| US fluid ounces | 12,800 | US fl oz |
| US cups | 1,600 | US cup |
| US pints | 800 | US pt |
| US quarts | 400 | US qt |
| Imperial fluid ounces | 13,322.79 | imp fl oz |
| Imperial pints | 666.139348 | imp pt |
| Imperial gallons | 83.267418 | imp gal |
| Cubic feet | 13.368056 | ft³ |
| Cubic inches | 23,100 | in³ |
| Oil barrels | 2.380952 | bbl |
US gal to in³ at a glance
| US gallons | Cubic inches |
|---|---|
| 1 US gal | 231 in³ |
| 2 US gal | 462 in³ |
| 3 US gal | 693 in³ |
| 5 US gal | 1,155 in³ |
| 10 US gal | 2,310 in³ |
| 20 US gal | 4,620 in³ |
| 25 US gal | 5,775 in³ |
| 50 US gal | 11,550 in³ |
| 100 US gal | 23,100 in³ |
| 250 US gal | 57,750 in³ |
| 500 US gal | 115,500 in³ |
| 1,000 US gal | 231,000 in³ |
How to convert US gallons to cubic inches
Multiply by 231 — one US gallon is 231 cubic inches. That factor is exact: it comes from the definition of the units rather than from a measurement, so it will not change and does not need rounding.
Working 100 × 231 = 23,100
In words: twenty-three thousand one hundred cubic inches.
What these units are
The US gallon and the cubic inch are covered in the volume unit guide, along with every other unit on this page.
Questions
How many cubic inches are in a US gallon?
One US gallon is 231 cubic inches. This figure is exact — it comes from the definition of the unit, not a measurement.
What is 100 US gallons in cubic inches?
100 US gallons is 23,100 cubic inches. The working is 100 × 231 = 23,100.
Is a gallon the same in the US and the UK?
No. A US gallon is 3.785411784 litres; an Imperial gallon is 4.54609 litres. The Imperial one is about 20% larger, which is why US and UK fuel economy figures for the same car look different.
Which pint does a recipe mean?
Follow the recipe's origin. A US pint is 16 US fluid ounces, roughly 473 mL. An Imperial pint is 20 Imperial fluid ounces, roughly 568 mL. A British pint of milk is noticeably more than an American one.
Can I convert litres to kilograms here?
Not directly — that depends on what you are measuring. Volume becomes mass only once you know the density. Water is the convenient case: one litre is almost exactly one kilogram. Oil, flour and alcohol are all lighter.
Why is a US cup not 250 mL?
The US legal cup is 240 mL and the customary cup used in recipes is about 236.6 mL. The round 250 mL cup is the Australian and metric standard. In baking the gap is enough to notice.