Gallons to Cups Converter
Convert US gallons to cups instantly. Free online gal to cups calculator—multiply by 16. For cooking, catering, and batch recipes.
How to Convert Gallon to Cup
To convert gallons to cups, multiply the number of gallons by 16, as there are 16 cups in one gallon.
Conversion Formula:
value * 16Conversion Examples
Example: 1 gallon to cups
- 1 × 16 = 16 cups
1 US gallon = 16 cups
US liquid measure.
Example: 2 gallons to cups
- 2 × 16 = 32 cups
2 gallons = 32 cups
Party punch scaling.
Conversion Chart
| Gallon | Cup |
|---|---|
| 1 | 16 |
| 2 | 32 |
| 3 | 48 |
| 4 | 64 |
| 5 | 80 |
| 6 | 96 |
| 7 | 112 |
| 8 | 128 |
| 9 | 144 |
| 10 | 160 |
| 15 | 240 |
| 20 | 320 |
| 30 | 480 |
| 60 | 960 |
| 100 | 1600 |
Conversion Formula
The formula to convert gallon to cup is:
gallon × 16 = cup
Mathematically, you can write this as:
gallon × 16 cup/gallon = cup
The gallon units cancel out, leaving you with cup.
Quick Conversion Tip
Quick conversion: Multiply gallon by 16 to get cup. For example, 1 gallon = 16 cup, 2 gallon = 32 cup, 5 gallon = 80 cup.
Unit Definitions
US Gallon (gal)
A US gallon is a common liquid volume unit used in the United States for fuel, beverages, and water.
1 US gallon = 3.78541 liters = 128 US fluid ounces = 16 US cups
US Cup (cup)
A US cup is a kitchen volume unit commonly used in cooking and baking recipes.
1 cup = 236.588 milliliters = 8 US fluid ounces = 16 tablespoons
Common Use Cases
- Batch cooking and meal prep.
- Coffee and beverage service.
- Classroom volume units.
- Converting bulk purchases to cup measures.
Understanding the Conversion
US gallons to cups: 1 gal = 16 US cups exactly. Large recipe scaling and beverage service often use this jump.
0.5 gal = 8 cups (half gallon).
Batch cooking and meal prep. The table and FAQ on this page walk through the factor if you need it.
FAQs
How many cups in a gallon?
16 US cups per US gallon.
How do I convert gallons to cups?
Multiply gallons by 16.
Is this UK gallon?
No—UK imperial gallon differs; this is US customary.