Gallons to Quarts Converter
Enter the volume in gallons below to get the value converted to quarts.
Do you want to convert quarts to gallons?
How to Convert Gallons to Quarts
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.

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
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
- 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
More Gallon & Quart Conversions
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