conversions
Gallons to Cups
Last updated: June 19, 2026
A kitchen volume converter that translates US liquid gallons (gal) to standard US cups (c). Since one US liquid gallon is defined as exactly 16 cups, this tool provides precise bidirectional calculations for cooking, brewing, and food service.
Convert gallons to cups instantly. Read the conversion answers, the mathematical formula, and browse the reference lookup table.
Quick Answer
Convert gallons to cups. One US gallon is equal to exactly 16 US cups.
Gallons to Cups
Bidirectional Gallons (gal) and Cups (c) Converter
Compute exact conversions between gallons (gal) and cups (c).
Bidirectional live updates. Enter a number in either field to convert instantly.
Answer
16 c
1 gal = 16 c
Gallons to Cups Reference Table
| Gallons (gal) | Cups (c) | Description |
|---|---|---|
| 0.25 gal | 4.00 c | One US quart |
| 0.50 gal | 8.00 c | Half of a gallon |
| 1.00 gal | 16.00 c | Exactly one gallon |
| 2.00 gal | 32.00 c | Exactly two gallons |
| 5.00 gal | 80.00 c | Exactly five gallons |
| 10.00 gal | 160.00 c | Exactly ten gallons |
Examples
1 gal
16 c
How it works
To convert gallons (gal) to cups (c), perform the following calculation:
Formula
c = gal × 16
Method
Multiply the number of gallons by 16 to find the equivalent volume in cups.
Understanding Gallons to Cups Conversions
In home brewing, restaurant prep, and recipe scaling, converting gallons to cups is a routine calculation. One US gallon is composed of exactly 16 standard cups. Multiplying your gallon count by 16 instantly yields the total number of cups needed.
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Frequently asked questions
Multiply the gallons value by 16.
There are exactly 16 standard US cups in one standard US liquid gallon.
Multiply the number of gallons by 16.
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