🧪 Volume converter

Quart to Gallon Converter

Convert quarts (qt) to gallons (gal) instantly with the exact formula, a conversion table and chart.

qt

Results

Gallons
0.25 gal
Same value in every unit

📊 Quart to Gallon chart

Quart to Gallon — plotted against quart (qt).

How to convert quarts to gallons

To convert quarts to gallons, multiply by 0.25. Volume conversions help with recipes, fuel, beverages, aquariums and laboratory work. US customary units are used here.

gal = qt × 0.25 qt = gal ÷ 0.25
Quart to Gallon conversion – qt to gal formula illustration
Quart (qt) → Gallon (gal) at a glance.

Quart to Gallon conversion table

Quart (qt)Gallon (gal)
0.1 qt0.025 gal
0.5 qt0.125 gal
1 qt0.25 gal
2 qt0.5 gal
3 qt0.75 gal
4 qt1 gal
5 qt1.25 gal
10 qt2.5 gal
20 qt5 gal
25 qt6.25 gal
50 qt12.5 gal
100 qt25 gal
500 qt125 gal
1,000 qt250 gal

About the units

Quart (qt)

A US liquid quart is 1/4 of a US gallon, exactly 0.946352946 liters.

Gallon (gal)

A US liquid gallon is defined as 231 cubic inches, exactly 3.785411784 liters.

How to use this converter

  1. Type the number of quarts (qt) in the input box.
  2. The result in gallons appears instantly — no button needed.
  3. See the same value in every other volume unit just below.
  4. Use “Swap units” to convert gallons back to quarts.

Tips for better results

  • Double-check which system a unit belongs to (for example US vs UK gallons).
  • Use the swap button to convert in the opposite direction instantly.
  • Bookmark the conversions you use most — each pair has its own page.

Frequently asked questions

How many gallons are in one quart?

One quart equals 0.25 gallons. 0.25 is the exact factor used by this converter.

How do I convert quarts to gallons?

Multiply the value in quarts by 0.25. To go the other way, multiply gallons by 4.

What is 10 qt in gal?

10 qt = 2.5 gal. Also, 5 qt = 1.25 gal and 100 qt = 25 gal.

What is the difference between a quart and a gallon?

A US liquid quart is 1/4 of a US gallon, exactly 0.946352946 liters. A US liquid gallon is defined as 231 cubic inches, exactly 3.785411784 liters.

Is this tool free and private?

Yes — the Quart to Gallon is completely free with no sign-up, and it runs entirely in your browser, so the values you enter are never uploaded to our servers.

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