Formula
US cup to US gal conversion formula
Use this relationship for a direct conversion:
Worked example
2 US cup = 0.125 US gal.
US liquid and Imperial gallon definitions are treated separately and use their exact legal values.
Volume conversion
1 us customary cup (US cup) equals 0.0625 us gallon (US gal). Enter any value below to convert from US cup to US gal.
Enter a value and choose units. Results update instantly.
1 US cup = 0.0625 US gal
| Unit | Value |
|---|---|
| Cubic meter m³ | 0.0002365882 |
| Liter L | 0.2365882365 |
| Milliliter mL | 236.5882365 |
| Cubic centimeter cm³ | 236.5882365 |
| Cubic inch in³ | 14.4375 |
| Cubic foot ft³ | 0.0083550347 |
| US gallon US gal | 0.0625 |
| Imperial gallon imp gal | 0.0520421365 |
| US quart US qt | 0.25 |
| US customary cup US cup | 1 |
| US fluid ounce US fl oz | 8 |
Formula
Use this relationship for a direct conversion:
2 US cup = 0.125 US gal.
US liquid and Imperial gallon definitions are treated separately and use their exact legal values.
Quick reference
| US customary cup (US cup) | US gallon (US gal) |
|---|---|
| 0.01 | 0.000625 |
| 0.1 | 0.00625 |
| 1 | 0.0625 |
| 2 | 0.125 |
| 5 | 0.3125 |
| 10 | 0.625 |
| 25 | 1.5625 |
| 50 | 3.125 |
| 100 | 6.25 |
| 1,000 | 62.5 |
From unit
Eight US fluid ounces, about 236.588 milliliters.
Symbol: US cup
To unit
Exactly 231 cubic inches.
Symbol: US gal
Keep converting
Source
Definitions are checked against NIST Handbook 44, Appendix C. Calculations use full internal precision before display rounding.
View the complete volume converterQuestions
Use the formula US gal = US cup x 0.0625. 1 us customary cup (US cup) equals 0.0625 us gallon (US gal).
Both unit definitions use exact factors. Only the displayed decimal may be rounded.