swap_horiz Need gallons to cups instead?

1 Cup to Gallons

1 cup is 0.0625 gallons. See the step-by-step breakdown and reference table below, or try a different value in the calculator.

1 cup = 0.0625 gal
cup ÷ 16 = gal
cup
0.0625 gal

How to Convert Cups to Gallons

cup ÷ 16 = gal
  1. Start with 1 cup
  2. Divide by 16: 1 ÷ 16 = 0.0625
  3. Result: 1 cup = 0.0625 gal

The same formula works for any value. Multiply by 0.0625 to go from cups to gallons.

Common Cup to Gallon Conversions

Cups (cup) Gallons (gal)
1 cup 0.0625 gal
2 cup 0.125 gal
5 cup 0.3125 gal
10 cup 0.625 gal
15 cup 0.9375 gal
20 cup 1.25 gal
25 cup 1.56 gal
50 cup 3.13 gal
75 cup 4.69 gal
100 cup 6.25 gal
250 cup 15.63 gal
500 cup 31.25 gal
1,000 cup 62.5 gal

Frequently Asked Questions

1 cup equals 0.0625 gallons.
The formula is: cup ÷ 16 = gal. See the cup to gal formula page for worked examples.
Use the gallons to cup converter. The reverse formula is: gal × 16 = cup.
The calculator uses the full-precision conversion factor for accuracy. Table values and displayed results are rounded for readability.
The conversion formula (cup ÷ 16 = gal) is based on internationally defined standards. Displayed results are rounded for readability, while the calculator uses the full-precision factor.