Tulnest

US Gallons to US Cups

1 US Gallon = 16 US Cups

Common amounts:

About the us gallon to us cup conversion

The us gallon (gal (US)) and the us cup (cup (US)) are both units of volume. Convert between volume units — milliliters, liters, US and UK gallons, quarts, pints, cups and fluid ounces.

To convert us gallons to us cups, multiply by 16. To go back, multiply us cups by 0.0625.

Reference table

US GallonsUS Cups
1 gal (US)16 cup (US)
5 gal (US)80 cup (US)
10 gal (US)160 cup (US)
25 gal (US)400 cup (US)
50 gal (US)800 cup (US)
100 gal (US)1,600 cup (US)

Need the reverse conversion? Convert US Cups to US Gallons.

Convert US Gallon to other volume units

Frequently asked questions

How many us cups is 1 us gallon?
1 US Gallon equals 16 US Cups. To go the other way, 1 US Cup equals 0.0625 US Gallons.
What's the formula to convert us gallons to us cups?
Multiply the number of us gallons by 16 to get us cups. For example, 10 us gallons × 16 = 160 us cups.
Does this converter handle decimals and very large numbers?
Yes. Type any real number, including decimals or values in the trillions. Math runs entirely in your browser — no server round-trip, no sign-up, and nothing to install.