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4 Quarts to Gallon

4 quarts is 1 gallon. See the step-by-step breakdown and reference table below, or try a different value in the calculator.

4 qt = 1 gal
qt ÷ 4 = gal
Try: 3 qt to gal 5 qt to gal 9 qt to gal
4 qt is also
4 qt = 3.79 L 4 qt = 3,785.41 mL 4 qt = 16 cup 4 qt = 128 fl oz 4 qt = 8 pt 4 qt = 256 tbsp 4 qt = 768 tsp
qt
1 gal

How to Convert Quarts to Gallons

qt ÷ 4 = gal
  1. Start with 4 qt
  2. Divide by 4: 4 ÷ 4 = 1
  3. Result: 4 qt = 1 gal

The same formula works for any value. Multiply by 0.25 to go from quarts to gallons.

Common Quart to Gallon Conversions

Quarts (qt) Gallons (gal)
1 qt 0.25 gal
2 qt 0.5 gal
4 qt 1 gal
5 qt 1.25 gal
10 qt 2.5 gal
15 qt 3.75 gal
20 qt 5 gal
25 qt 6.25 gal
50 qt 12.5 gal
75 qt 18.75 gal
100 qt 25 gal
250 qt 62.5 gal
500 qt 125 gal
1,000 qt 250 gal
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Frequently Asked Questions

4 quarts equals 1 gallon.
The formula is: qt ÷ 4 = gal. See the qt to gal formula page for worked examples.
Use the gallon to quarts converter. The reverse formula is: gal × 4 = qt.
The calculator uses the full-precision conversion factor for accuracy. Table values and displayed results are rounded for readability.
The conversion formula (qt ÷ 4 = gal) is based on internationally defined standards. Displayed results are rounded for readability, while the calculator uses the full-precision factor.
person Written by Sean Day verified Reviewed by UnitCompare update Last updated Mar 28, 2026