Converters
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US quarts to US gallons Converter
Convert us quarts to us gallons instantly with the formula, worked examples, rounding guidance, and related volume conversions.
Units
85
Mode
Live
Pair-specific conversion guide
US quart to US gallon formula
The US quart (qt) and US gallon (gal) are both units of volume in the US customary system. One US quart equals exactly 0.25 US gallons. This conversion is commonly used for measuring liquids such as milk, water, or oil in cooking and household contexts.
Formula model
1 qt = 0.25 gal
1 US quart equals
Quick factor: 1 qt = 0.25 gal.
To convert quarts to gallons, multiply the number of quarts by 0.25.
Remember that 4 quarts make 1 gallon, so dividing quarts by 4 gives gallons.
Check the measurement system for cooking units: US customary and imperial volumes are not always the same.
Precision and rounding
The calculation uses the catalog's fixed conversion factors between qt and gal. Full decimal precision is kept for the calculation; only the displayed value is rounded for readability.
Reference: NIST conversion factorsVolume
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US gallons to US quarts Converter
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Conversion table
1 US quart equals
| Unit | Value |
|---|---|
| Liter L | 0.946352946 |
| Milliliter mL | 946.352946 |
| Cubic meter m3 | 0.000946352946 |
| US teaspoon tsp | 192 |
| US tablespoon tbsp | 64 |
| US fluid ounce fl oz | 32 |
| US cup cup | 4 |
| US pint pt | 2 |
| US gallon gal | 0.25 |
FAQ
US quart to US gallon questions
How many quarts are in a US gallon?
There are 4 US quarts in 1 US gallon.
Is the US gallon the same as the imperial gallon?
No, the US gallon is smaller. 1 US gallon equals about 0.8327 imperial gallons.