Cup (US) to Gallon (US)Converter
Instantly convert Cup (US) (cup) to Gallon (US) (gal). Free, accurate, and easy to use.
How to Convert Cup (US) to Gallon (US)
To convert Cup (US) (cup) to Gallon (US) (gal), multiply your value by 0.06249997.
Example: 5 cup × 0.06249997 = 0.31249983 gal
What is a Cup (US)?
The US cup equals exactly 8 US fluid ounces or approximately 236.588 milliliters. It is the foundation of most American baking recipes and is measured with standardized cup-shaped tools. The metric cup used in some countries equals 250 mL. There are 2 cups in a US pint, 4 in a quart, and 16 in a gallon.
What is a Gallon (US)?
The US liquid gallon equals 128 fluid ounces, 8 pints, or approximately 3.785 liters. It is the standard unit for fuel, water, and large liquid volumes in the United States. The UK imperial gallon is larger at approximately 4.546 liters — about 20% more. The gallon difference is a common source of confusion for international recipes and fuel economy figures.
Cup (US) to Gallon (US) Conversion Table
| Cup (US) (cup) | Gallon (US) (gal) |
|---|---|
| 0.001 cup | 0.0000625 gal |
| 0.01 cup | 0.000625 gal |
| 0.1 cup | 0.00625 gal |
| 0.5 cup | 0.03124998 gal |
| 1 cup | 0.06249997 gal |
| 2 cup | 0.12499993 gal |
| 5 cup | 0.31249983 gal |
| 10 cup | 0.62499967 gal |
| 20 cup | 1.24999934 gal |
| 50 cup | 3.12499835 gal |
| 100 cup | 6.2499967 gal |
| 200 cup | 12.4999934 gal |
| 500 cup | 31.24998349 gal |
| 1000 cup | 62.49996698 gal |
| 5000 cup | 312.49983489 gal |
| 10000 cup | 624.99966978 gal |
| 50000 cup | 3124.99834892 gal |
| 100000 cup | 6249.99669785 gal |
| 1000000 cup | 62499.96697848 gal |
| 1000000000 cup | 62499966.97847789 gal |
Frequently Asked Questions
How do I convert Cup (US) to Gallon (US)?
Multiply the Cup (US) value by 0.06249997. Formula: gal = cup × 0.06249997. Example: 10 cup = 0.62499967 gal.
How many Gallon (US) are in one Cup (US)?
One Cup (US) (cup) equals 0.06249997 Gallon (US) (gal).
How many Cup (US) are in one Gallon (US)?
One Gallon (US) (gal) equals 16.00000845 Cup (US) (cup).
What is the exact conversion factor from Cup (US) to Gallon (US)?
The conversion factor is 0.06249997. Multiply any cup value by this number to get gal. For the reverse, multiply by 16.00000845.
How do I convert Gallon (US) back to Cup (US)?
Divide by 0.06249997, or equivalently multiply by 16.00000845. Formula: cup = gal ÷ 0.06249997.
Is the Cup (US)-to-Gallon (US) conversion internationally standardized?
Yes. Both units are defined by international standards (SI or the international yard/pound agreement), so the conversion factor 0.06249997 is exact and universally agreed upon.