🧪 Volume Converter

Quarts to Gallons
( qt → gal )

Instantly convert US quarts to US liquid gallons. Enter any value below and get an accurate result with the full formula and reference table.

Converter Tool
qt
gal
Result
1 qt = 0.25 gal
0.25
gal
The Formula
gal = qt ÷ 4
1 US gallon = 4 US quarts. Therefore, gallons = quarts / 4.

How to Convert Quarts to Gallons

To convert US quarts to US liquid gallons, divide the number of quarts by 4. This is because one gallon is defined as exactly 4 quarts in the US customary system.

Step-by-Step Example

Let’s convert 8 quarts to gallons:

1. Divide by 4: 8 ÷ 4 = 2
2. So 8 quarts equals 2 gallons.

For a smaller amount, 1 quart ÷ 4 = 0.25 gal (¼ gallon).

When You’d Use Each Unit

Quarts are commonly used in the US for measuring liquids like milk, water, or stock. Gallons are used for large volumes, such as gasoline, milk, or water. Converting between them helps understand bulk quantities or scale recipes for large batches.

Conversion Table

Common quarts values converted to gallons — typical values highlighted.

Quarts (qt) Gallons (gal) Approximate
Frequently Asked Questions
How do I convert quarts to gallons quickly? +
Divide the number of quarts by 4. For example, 12 quarts ÷ 4 = 3 gallons.
How many gallons are in a quart? +
There is 1/4 (0.25) of a gallon in one US quart.
What is 1 quart in gallons? +
1 qt = ¼ gal = 0.25 gal.
What is 1 gallon in quarts? +
1 gal = 4 qt.
Is this the same for UK quarts and gallons? +
Yes, the relationship (4 quarts = 1 gallon) is the same in both US and UK customary systems, though the actual volumes differ. This converter uses US customary units.
Can I convert gallons back to quarts with this tool? +
Yes! Just type a value into the gallons field and the quarts field updates automatically. Or use the ⇄ swap button to switch directions.
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