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Gallons to Quarts

Convert Gallons to Quarts with an exact factor. One gallon equals 4 Quarts.

Result4

How to convert Gallons to Quarts

The converter above changes Gallons into Quarts instantly. As a reference point, one gallon corresponds to 4 Quarts, and one quart corresponds to 0.25 Gallons. Use the table below for common values.

Gallons × 4 = Quarts

For example, 5 Gallons = 20 Quarts.

About the units

Gallons to Quarts conversion table

GallonsQuarts
1 gal4 qt
2 gal8 qt
3 gal12 qt
4 gal16 qt
5 gal20 qt
10 gal40 qt
15 gal60 qt
20 gal80 qt
25 gal100 qt
50 gal200 qt
100 gal400 qt
500 gal2,000 qt

Quarts to Gallons conversion table

QuartsGallons
1 qt0.25 gal
2 qt0.5 gal
3 qt0.75 gal
4 qt1 gal
5 qt1.25 gal
10 qt2.5 gal
15 qt3.75 gal
20 qt5 gal
25 qt6.25 gal
50 qt12.5 gal
100 qt25 gal
500 qt125 gal

Frequently asked questions

How many Quarts is one gallon?
One gallon is 4 Quarts.
Are these volume conversions accurate?
Yes. They use the exact standard unit definitions, so results are accurate to the number of decimals shown.
What is the formula to convert Gallons to Quarts?
Multiply the number of Gallons by 4. To convert back, multiply Quarts by 0.25.
This tool is provided for general information only. Verify important figures independently. · Last reviewed: August 25, 2026