Convert Gallons (US) to Quarts (US)
One gallon (US) equals 3.999998 quarts (us). Type any value to convert gallons (us) to quarts (us) instantly — with a full reference table below.
Convert Gallons (US) to Quarts (US)
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Conversion formula
To convert gallons (us) to quarts (us), multiply by 3.999998. One gallon (US) equals 3.999998 qt, and one quart (US) equals 0.25 gal.
Gallons (US) to Quarts (US) table
About converting Gallons (US) to Quarts (US)
Gallons (US) (gal) and Quarts (US) (qt) are both units of volume. The exact factor is 1 gal = 3.999998 qt, so multiply by 3.999998 to go from gallons (us) to quarts (us) (or divide to go back).
The conversion is exact and runs entirely in your browser. Need the reverse? Use the Quarts (US) to Gallons (US) converter, or the full unit converter for every unit at once.
Frequently asked questions
How many quarts (us) are in one gallon (US)?
One gallon (US) equals 3.999998 quarts (us).
How do I convert gallons (us) to quarts (us)?
Multiply the number of gallons (us) by 3.999998. For example, 10 gallons (us) = 39.999979 quarts (us).
What is 5 gallons (us) in quarts (us)?
5 gallons (us) is 19.999989 quarts (us).