Volume
gallons to cups Converter
1 gal = 16 cup. Enter any value and the result updates instantly.
Convert
Accuracy and rounding
Use U.S. liquid measures for cups, teaspoons, tablespoons, pints, quarts, and gallons unless a recipe says metric or imperial.
Metric volume units are fixed, and cups, teaspoons, tablespoons, pints, quarts, and gallons use U.S. liquid measures unless imperial is named.
For recipes, round to the nearest useful spoon, cup, or milliliter. For containers and dosing, keep more precision in cups.
How to convert gallons to cups
- Type the gallons value in the calculator.
- Keep gallons selected as the from unit and cups selected as the to unit.
- Use the instant result, or copy it with the copy button.
gallons to cups chart
| gallons | cups |
|---|---|
| 1 gal | 16 cup |
| 2 gal | 32 cup |
| 5 gal | 80 cup |
| 10 gal | 160 cup |
| 25 gal | 400 cup |
| 50 gal | 800 cup |
| 100 gal | 1,600 cup |
Formula
cup = gal x 16
Example: 1 gal = 16 cup.
Source
Liter, cubic meter, and U.S. customary liquid measure relationships.
Common questions
How do I convert gallons to cups?
Enter the gallons value in the converter, or multiply by the factor shown in the formula. 1 gal = 16 cup.
What should I watch out for?
U.S. liquid units are used for cups, teaspoons, tablespoons, pints, quarts, and gallons unless the page says imperial.
Where does this volume conversion come from?
Liter, cubic meter, and U.S. customary liquid measure relationships. ConverterBase uses stable definitions and fixed conversion factors, not live or rounded market data.