Gallons to Quarts Converter

Enter the volume in gallons below to get the value converted to quarts.

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1 gal = 4 qt

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How to Convert Gallons to Quarts

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To convert a measurement in gallons to a measurement in quarts, multiply the volume by the following conversion ratio: 4 quarts/gallon.

Since one gallon is equal to 4 quarts, you can use this simple formula to convert:

quarts = gallons × 4

The volume in quarts is equal to the volume in gallons multiplied by 4.

For example, here's how to convert 5 gallons to quarts using the formula above.
quarts = (5 gal × 4) = 20 qt
conversion scale showing gallons and equivalent quarts volume values

How Many Quarts Are in a Gallon?

There are 4 quarts in a gallon, which is why we use this value in the formula above.

1 gal = 4 qt

Gallons and quarts are both units used to measure volume. Keep reading to learn more about each unit of measure.

What is a Gallon?

The US liquid gallon is a unit of fluid volume equal to four quarts, eight pints, or sixteen cups.[1] The US liquid gallon should not be confused with the US dry gallon or the imperial gallon, which are different units of measure.

The gallon is a US customary unit of volume. Gallons can be abbreviated as gal; for example, 1 gallon can be written as 1 gal.

Learn more about gallons.

What is a Quart?

The US liquid quart is a unit of fluid volume equal to one fourth of a gallon, two pints, or four cups.

The liquid quart should not be confused with the dry quart (US) or the imperial quart, which are different units. However, when someone refers to a volume in quarts, they typically mean the US liquid quart.

The quart is a US customary unit of volume. Quarts can be abbreviated as qt; for example, 1 quart can be written as 1 qt.

Learn more about quarts.

Gallon to Quart Conversion Table

Table showing various gallon measurements converted to quarts.
Gallons Quarts
1 gal 4 qt
2 gal 8 qt
3 gal 12 qt
4 gal 16 qt
5 gal 20 qt
6 gal 24 qt
7 gal 28 qt
8 gal 32 qt
9 gal 36 qt
10 gal 40 qt
11 gal 44 qt
12 gal 48 qt
13 gal 52 qt
14 gal 56 qt
15 gal 60 qt
16 gal 64 qt
17 gal 68 qt
18 gal 72 qt
19 gal 76 qt
20 gal 80 qt
21 gal 84 qt
22 gal 88 qt
23 gal 92 qt
24 gal 96 qt
25 gal 100 qt
26 gal 104 qt
27 gal 108 qt
28 gal 112 qt
29 gal 116 qt
30 gal 120 qt
31 gal 124 qt
32 gal 128 qt
33 gal 132 qt
34 gal 136 qt
35 gal 140 qt
36 gal 144 qt
37 gal 148 qt
38 gal 152 qt
39 gal 156 qt
40 gal 160 qt

References

  1. National Institute of Standards and Technology, Specifications, Tolerances, and Other Technical Requirements for Weighing and Measuring Devices, Handbook 44 - 2019 Edition, https://nvlpubs.nist.gov/nistpubs/hb/2019/NIST.HB.44-2019.pdf

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