1 Gallon [liquid] to Quarts

1 gal = 4 qt

Calculation: qt = 1 gal × 4 = 4 qt

Gallon [liquid] to Quart Converter

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How much is 1 gal?

3,785 mL (128 fl oz) equals about 3.79 liters, a large container volume.

1 gal on the quart scale

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1 gal = 4 qt

Did you know? One US gallon is 3,785 mL.

1 US gallon = 3,785 mL = 128 fl oz. The Imperial (UK) gallon is larger at 4,546 mL.

How to Convert Gallon [liquid] to Quart

1 gallon [liquid] = 4 quarts

Quart = Gallon [liquid] × 4

Example: 1 gal × 4 = 4 qt

Reverse Conversion

To convert quarts back to gallons [liquid]:

  • Remember, 1 quart equals 14 gallons [liquid].
  • To convert 4 qt to gal, multiply 4 x 14, resulting in 1 gal.

1 gal is also equal to:

Frequently Asked Questions

How much is 1 gallon [liquid] in quarts?

1 gallon [liquid] equals 4 quarts. This is calculated by multiplying 1 by the conversion factor 4.

What does 1 gallon [liquid] look like in quarts?

1 gallon [liquid] equals 4 quarts, a conversion commonly needed in cooking recipes, liquid measurements, and container sizing.

How do you calculate 1 gallon [liquid] to quarts?

Multiply 1 by the conversion factor 4. The calculation is 1 × 4 = 4 quarts. This factor is defined by international measurement standards.

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1 gallon [liquid] = 4 quarts
1 gallon [liquid] = 4 quarts — conversion chart

Nearby Conversions

0.5 gallons [liquid]2 quarts 1.5 gallons [liquid]6 quarts 2 gallons [liquid]8 quarts 2.5 gallons [liquid]10 quarts 3 gallons [liquid]12 quarts 3.5 gallons [liquid]14 quarts 4 gallons [liquid]16 quarts 4.5 gallons [liquid]18 quarts 5 gallons [liquid]20 quarts 5.5 gallons [liquid]22 quarts 6 gallons [liquid]24 quarts

For general conversions between gallons [liquid] and quarts, see the gallons [liquid] to quarts converter.

Conversion factors verified against NIST, BIPM, ISO 80000-3 1 US gallon = 3.785411784 L (exact, US customary). Last reviewed: March 2026
Adilson Fernandes By Adilson Fernandes
Tiago Fernandes Reviewed by Tiago Fernandes

All unit conversions on CoolConversion use conversion factors defined or documented by internationally recognised standards bodies (such as ISO and NIST), including both SI and non-SI units.