conversions
Cups to Gallons
Last updated: June 19, 2026
A volume conversion calculator designed to convert US cups (c) to US liquid gallons (gal). Based on standard US kitchen measurements, 16 cups make up exactly one standard gallon.
Convert cups to gallons instantly. Read the conversion answers, the mathematical formula, and browse the reference lookup table.
Quick Answer
Convert cups to gallons. There are exactly 16 US cups in 1 US gallon.
Cups to Gallons
Bidirectional Cups (c) and Gallons (gal) Converter
Compute exact conversions between cups (c) and gallons (gal).
Bidirectional live updates. Enter a number in either field to convert instantly.
Answer
1 gal
16 c = 1 gal
Cups to Gallons Reference Table
| Cups (c) | Gallons (gal) | Description |
|---|---|---|
| 1 c | 0.0625 gal | One standard cup |
| 2 c | 0.1250 gal | Two cups / one pint |
| 4 c | 0.2500 gal | Four cups / one quart |
| 8 c | 0.5000 gal | Eight cups / half a gallon |
| 16 c | 1.0000 gal | Exactly one gallon |
| 32 c | 2.0000 gal | Exactly two gallons |
Examples
16 c
1 gal
How it works
To convert cups (c) to gallons (gal), perform the following calculation:
Formula
gal = c ÷ 16
Method
Divide the number of cups by 16 to find the equivalent volume in gallons.
Understanding Cups to Gallons Conversions
Cups are a small volume unit common in cooking and baking, while gallons are a larger bulk measure. In US customary systems, one liquid gallon contains exactly 16 standard cups. This conversion is crucial when preparing large batches of food, checking milk volumes, or translating kitchen recipes into bulk sizes.
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Frequently asked questions
Divide the number of cups by 16.
There are exactly 16 standard US cups in one US liquid gallon.
Divide the cups by 16 (e.g. 8 cups ÷ 16 = 0.5 gallons).
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