Cups to Gallons Converter

1 cup (cup) equals 0.0625 gallons (gal).

Quick answer

  • 1 cup = 0.0625 gallons
  • 1 gallon = 16 cups
  • Formula: gal = cup ÷ 16

1 cup = 0.0625 gallons

How to convert cups to gallons

gal = cup ÷ 16

To convert cups to gallons, divide the number of cups by 16.

Example: 42 cup to gal

  1. Start with the value in cups: 42 cup.
  2. Divide by 16: 42 ÷ 16 = 2.625.
  3. Result: 42 cups = 2.625 gallons.

Going the other way, 1 gallon = 16 cups, so to convert gallons back to cups you multiply by the same number. See gallons to cups.

Cups to gallons conversion table

Cups (cup)Gallons (gal)
0.1 cup 0.00625 gal
0.2 cup 0.0125 gal
0.3 cup 0.01875 gal
0.4 cup 0.025 gal
0.5 cup 0.03125 gal
0.6 cup 0.0375 gal
0.7 cup 0.04375 gal
0.8 cup 0.05 gal
0.9 cup 0.05625 gal
1 cup 0.0625 gal
1.5 cup 0.09375 gal
2 cup 0.125 gal
2.5 cup 0.15625 gal
3 cup 0.1875 gal
3.5 cup 0.21875 gal
4 cup 0.25 gal
4.5 cup 0.28125 gal
5 cup 0.3125 gal
6 cup 0.375 gal
7 cup 0.4375 gal
7.5 cup 0.46875 gal
8 cup 0.5 gal
9 cup 0.5625 gal
10 cup 0.625 gal
11 cup 0.6875 gal
12 cup 0.75 gal
13 cup 0.8125 gal
14 cup 0.875 gal
15 cup 0.9375 gal
16 cup 1 gal
17 cup 1.0625 gal
18 cup 1.125 gal
19 cup 1.1875 gal
20 cup 1.25 gal
21 cup 1.3125 gal
22 cup 1.375 gal
23 cup 1.4375 gal
24 cup 1.5 gal
25 cup 1.5625 gal
26 cup 1.625 gal

More cup to gal values

What is a cup?

The US customary cup is a cooking measure equal to 8 US fluid ounces, half a pint, or 16 tablespoons, about 236.6 mL.

More about cups →

What is a gallon?

The US gallon is the unit used in the United States for gasoline, milk and other liquids.

More about gallons →

Convert cups to other units

Convert other units to gallons

Frequently asked questions

How many gallons are in a cup?

One cup is 0.0625 gallons.

How many cups are in a gallon?

One gallon is 16 cups.

What is the formula to convert cups to gallons?

gal = cup ÷ 16.