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Gallons to Cups

Convert gallons (gal) to cups (cup) — instant and accurate

1 gal = 16 cup  ·  To convert gallons to cups, multiply by 16.

16 cup

Gallons to Cups Conversion Table

GallonsCups
0.25 gal4 cup
0.5 gal8 cup
1 gal16 cup
2 gal32 cup
3 gal48 cup
4 gal64 cup
5 gal80 cup
6 gal96 cup
8 gal128 cup
10 gal160 cup
16 gal256 cup
25 gal400 cup
50 gal800 cup
100 gal1600 cup
250 gal4000 cup
500 gal8000 cup
1000 gal16000 cup

Formula

cups = gallons × 16
gallons = cups × 0.0625
Example: 5 gal × 16 = 80 cup

About the Gallons-to-Cups Conversion

You typically need to convert gallons to cups when interpreting specifications or documentation that originated under a different measurement convention. Gallons is standard in fuel, milk, paint, and large liquid quantities in the United States, while cups prevails in American recipes — both liquid and dry ingredients. Both units belong to the US customary system. One gal = 16 cup.

Real-World Examples

  • 1 gal (one gallon) = 16 cup
  • 0.5 gal (half-gallon) = 8 cup
  • 0.25 gal (one quart) = 4 cup
  • 5 gal (5 gallons) = 80 cup

Cups to Gallons (Reverse)

CupsGallons
0.25 cup0.015625 gal
0.5 cup0.03125 gal
1 cup0.0625 gal
2 cup0.125 gal
3 cup0.1875 gal
4 cup0.25 gal
5 cup0.3125 gal
6 cup0.375 gal
8 cup0.5 gal
10 cup0.625 gal
16 cup1 gal
25 cup1.5625 gal
50 cup3.125 gal
100 cup6.25 gal
250 cup15.625 gal
500 cup31.25 gal
1000 cup62.5 gal

Frequently Asked Questions

How many cups are in a gallon?

1 gallon equals 16 cups.

How do I convert gallons to cups?

Multiply the value in gallons by 16 to get cups. For example, 5 gal × 16 = 80 cup.

How do I convert cups back to gallons?

Multiply the value in cups by 0.0625 to get gallons. Equivalently, divide by 16.

How many gallons are in a cup?

1 cup equals 0.0625 gallons.

Is the gallons-to-cups conversion exact?

Yes. 1 gal = 16 cup is an exact value defined by international agreement.

About Gallons and Cups

The US liquid gallon (symbol gal) equals 4 quarts, 8 pints, or exactly 3.78541 liters. The UK imperial gallon is about 20% larger (4.546 L).

The US cup equals 8 fluid ounces, 16 tablespoons, or exactly 236.5882 milliliters. It is the workhorse unit of American home cooking.

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