Gallons to Cups Converter
Convert gallons to cups using the formula gal × 16 = cup. The calculator below shows higher precision results. The reference table is rounded for readability.
This converter uses US customary gallons. UK (imperial) gallons are a different size.
Formula and Step-by-Step
gal × 16 = cup
Step-by-step: 1 gal to cup
- Start with 1 gal
- Multiply by 16: 1 × 16 = 16
- Result: 1 gal = 16 cup
Conversion Table
Common gallons to cups values. The table and calculator both use the same conversion formula shown above.
What Are Gallons and Cups?
What is a Gallon?
A US gallon is a unit of volume equal to approximately 3.785 liters. Note: a UK (imperial) gallon is larger at 4.546 liters. This converter uses US gallons.
What is a Cup?
A US cup is a unit of volume equal to approximately 236.6 milliliters. It is a standard cooking measurement in US recipes.
Why convert gallons to cups?
People typically convert gallons to cups when breaking down large US liquid volumes into cup measurements for cooking.
Frequently Asked Questions
1 US gallon equals 16 cups.
The formula is: gal × 16 = cup. See the gal to cup formula page for step-by-step worked examples.
Use the cups to gallons converter. 1 cup = 0.0625 gal.
Yes. The conversion uses the formula gal × 16 = cup, which is the exact internationally defined standard. Table values are rounded for quick reference.
Apply the formula gal × 16 = cup. For quick estimates, round the factor to a simpler number.