Converting between us quarts and us gallons is frequently needed in cooking, chemistry, fuel measurement, and everyday liquid quantities. Volume conversions are particularly important when adapting recipes between metric and US customary systems.
1.21526 qt = 0.303815 gal
1.21526 (one) us quart(s) is equal to 0.303815 (zero) us gallon(s)
What is us quart?
The US quart equals approximately 946 millilitres or 2 US pints. It is used for measuring larger liquid quantities such as motor oil, paint, and cooking liquids.
What is us gallon?
The US gallon equals approximately 3.785 litres. It is used in the United States for fuel, milk, water, and other bulk liquid purchases. Note that the US gallon is smaller than the imperial gallon (4.546 litres).
How to convert qt to gal
To convert US quart to US gallon, multiply the value by 0.25.
1.21526 qt × 0.25 = 0.303815 gal
Common Conversions
| qt | gal (US gallon) | Description |
|---|---|---|
| 1 qt | 0.25 gal | 1 US quart(s) = 0.25 US gallon(s) |
| 2 qt | 0.5 gal | 2 US quart(s) = 0.5 US gallon(s) |
| 5 qt | 1.25 gal | 5 US quart(s) = 1.25 US gallon(s) |
| 10 qt | 2.5 gal | 10 US quart(s) = 2.5 US gallon(s) |
| 25 qt | 6.25 gal | 25 US quart(s) = 6.25 US gallon(s) |
| 50 qt | 12.5 gal | 50 US quart(s) = 12.5 US gallon(s) |
| 100 qt | 25 gal | 100 US quart(s) = 25 US gallon(s) |
| 250 qt | 62.5 gal | 250 US quart(s) = 62.5 US gallon(s) |
| 500 qt | 125 gal | 500 US quart(s) = 125 US gallon(s) |
| 1000 qt | 250 gal | 1000 US quart(s) = 250 US gallon(s) |
| 2500 qt | 625 gal | 2500 US quart(s) = 625 US gallon(s) |
| 5000 qt | 1250 gal | 5000 US quart(s) = 1250 US gallon(s) |
| 10000 qt | 2500 gal | 10000 US quart(s) = 2500 US gallon(s) |
Convert US quart to other units
| qt | Unit | Description |
|---|---|---|
| 1.21526 qt | 1.150065 L | Litre |
| 1.21526 qt | 1150.064881 mL | Millilitre |
| 1.21526 qt | 0.00115 m³ | Cubic metre |
| 1.21526 qt | 0.303815 gal | US gallon |
| 1.21526 qt | 38.88832 fl oz | US fluid ounce |
| 1.21526 qt | 4.86104 cup | US cup |
| 1.21526 qt | 2.43052 pt | US pint |