Convert Cups (US) to Gallons (US)
cup to gal · volume conversion
What are cups (us) and gallons (us)?
A US cup is 8 fluid ounces (about 237 mL), the standard recipe measure in the US. A US gallon is 4 quarts (about 3.785 L), the standard unit for fuel and large liquids in the US. For scale: a standard water bottle holds about 500 mL (17 fl oz), and a US gallon is 3.785 L.
How to convert cups (us) to gallons (us)
1 cup = 0.0625 gal. To convert, multiply the number of cups (us) by 0.0625. For example, 5 cup = 0.3125 gal, and 20 cup = 1.25 gal. To go the other way, multiply gallons (us) by 16 (since 1 gal = 16 cup).
Cups (US) to Gallons (US) conversion table
| Cups (US) (cup) | Gallons (US) (gal) |
|---|---|
| 1 | 0.0625 |
| 2 | 0.125 |
| 5 | 0.3125 |
| 10 | 0.625 |
| 20 | 1.25 |
| 50 | 3.125 |
| 100 | 6.25 |
FAQ
What is 1 cup in gal?
1 cup = 0.0625 gal. To convert any amount, multiply the number of cups (us) by 0.0625.
How do I convert gallons (us) back to cups (us)?
Go the other way: 1 gal = 16 cup, so multiply gallons (us) by 16 to get cups (us).
Is a cups (us) bigger than a gallons (us)?
No — 1 cup is the smaller unit, equal to 0.0625 gal (it takes 16 cup to make one gal).
Are these volume conversions exact?
They use the standard internationally-defined conversion factors. Results are rounded to six significant figures for readability, which is accurate enough for everyday and most technical use.