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Convert quart (US) to gallon (US)
Convert quart (US) to gallon (US) with a verified formula, worked example, conversion table, precision guidance, and reverse conversion.
quart (US) to gallon (US)
quart (US) to gallon (US)
Quick answer
1 quart (US) = 0.25 gallon (US).
Formula
gallon (US) = quart (US) × 0.25
Precision
The stored factor is used at full decimal precision; round only the displayed result to the precision required by the task.
How to convert quart (US) to gallon (US)
- Enter a value in quart (US).
- Use the scale factor 0.25: gallon (US) equals quart (US) multiplied by this factor.
- Round the displayed gallon (US) value only when needed.
About these units
quart (US) is a unit used in volume conversions. Volume measures three-dimensional space or liquid capacity. Its recorded symbol is qt (US). gallon (US) is a unit used in volume conversions. Volume measures three-dimensional space or liquid capacity. Its recorded symbol is gal (US).
Explore related conversions
quart (US) to gallon (US) conversion table
| quart (US) | gallon (US) |
|---|---|
| 0 quart (US) | 0.00 gallon (US) |
| 1 quart (US) | 0.25 gallon (US) |
| 5 quart (US) | 1.25 gallon (US) |
| 10 quart (US) | 2.50 gallon (US) |
| 25 quart (US) | 6.25 gallon (US) |
| 100 quart (US) | 25.00 gallon (US) |
Frequently asked questions
How do I convert from quart (US) to gallon (US)?
Use the scale factor 0.25: gallon (US) equals quart (US) multiplied by this factor.
What formula does CalculatorHQ use for quart (US) to gallon (US)?
gallon (US) = quart (US) × 0.25
How should I round the result?
The stored factor is used at full decimal precision; round only the displayed result to the precision required by the task.
Can I convert gallon (US) back to quart (US)?
Yes. Use the linked reverse conversion, whose formula is validated against this pair with round-trip tests.