US Gallon (US gal)
The US liquid gallon is defined as exactly 231 cubic inches, or 3.785411784 liters.
US gallons price fuel at the pump, size milk jugs, and appear in American cooking and industrial fluid measures.
Convert us gallon to cubic inch instantly. Type in either field — results update live.
Selected US gal values converted to in³ using the exact factor from this tool.
| US gal | in³ |
|---|---|
| 0.01 | 2.309994935 |
| 0.1 | 23.0999493504 |
| 1 | 230.999493504 |
| 2 | 461.9989870081 |
| 3 | 692.9984805121 |
| 5 | 1,154.9974675202 |
| 10 | 2,309.9949350404 |
| 20 | 4,619.9898700807 |
| 50 | 11,549.9746752018 |
| 100 | 23,099.9493504037 |
| 1,000 | 230,999.4935040367 |
Exact conversion factors in both directions, plus a worked example.
1 US gal = 230.999493504 in³
1 in³ = 0.0043290138 US gal
To convert us gallon to cubic inch, multiply by 230.999493504.
To convert cubic inch to us gallon, multiply by 0.0043290138.
Example: convert 10 US gal to in³
10 × 230.999493504 = 2309.9949350404 in³
Short background on the units used in this conversion.
The US liquid gallon is defined as exactly 231 cubic inches, or 3.785411784 liters.
US gallons price fuel at the pump, size milk jugs, and appear in American cooking and industrial fluid measures.
in³ = US gal × 230.999493504US gal = in³ × 0.0043290138, using the same exact factors as this converter.Jump to any volume conversion starting from us gallon — including the reverse direction and every other unit in our dataset.