Unit Converter

Convert US gallons to quarts

Convert gallons to quarts. A quick US volume conversion for cooking and liquid measurement.

1 gal (US) = 4 qt

Formula

Convert US gallons to quarts with:

qt = gal * 4

Example

1 gal = 4 qt

US gallons to quarts table

gal (US)qt
0.25 gal (US)1 qt
0.5 gal (US)2 qt
1 gal (US)4 qt
2 gal (US)8 qt
3 gal (US)12 qt
5 gal (US)20 qt
10 gal (US)40 qt
20 gal (US)80 qt
55 gal (US)220 qt

Questions

How many quarts are in a US gallon?

One US gallon is 4 quarts. Enter any value above to convert instantly.

What is the formula to convert US gallons to quarts?

Use qt = gal * 4. The calculator applies this for every value you type.

Is this conversion exact?

Yes — it uses the standard conversion factor (qt = gal * 4), rounded to 6 significant digits for display.

Common conversions

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