Cup (US) to Quart (US) Converter
Convert Cup (US) (cup) to Quart (US) (qt) instantly. 1 cup = 0.25 qt.
Volume Converter
40 units available
1 cup = 0.25 qt
Formula:
qt = cup × 0.25With your value: 1 cup = 0.25 qt
How big is that?
Everyday references on a logarithmic scale, all expressed in cup (us) so you can sanity-check the result.
Other Cup (US) to Quart (US) conversions
Cup (US) to Quart (US) Conversion Table
| Cup (US) (cup) | Quart (US) (qt) |
|---|---|
| 0.5 | 0.125 |
| 1 | 0.25 |
| 2 | 0.5 |
| 5 | 1.25 |
| 10 | 2.5 |
| 15 | 3.75 |
| 20 | 5 |
| 25 | 6.25 |
| 50 | 12.5 |
| 100 | 25 |
| 250 | 62.5 |
| 500 | 125 |
| 1000 | 250 |
Quart (US) to Cup (US) Conversion Table
| Quart (US) (qt) | Cup (US) (cup) |
|---|---|
| 0.5 | 2 |
| 1 | 4 |
| 2 | 8 |
| 5 | 20 |
| 10 | 40 |
| 15 | 60 |
| 20 | 80 |
| 25 | 100 |
| 50 | 200 |
| 100 | 400 |
| 250 | 1,000 |
| 500 | 2,000 |
| 1000 | 4,000 |
Where these values come from
Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.
Cup (US) (cup)
Volume
Derived from the cubic metre. The litre is exactly 10⁻³ m³; US and imperial capacity units are exact multiples fixed by statute.
Source: NIST Special Publication 811, Guide for the Use of the International System of Units
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
Quart (US) (qt)
Volume
Derived from the cubic metre. The litre is exactly 10⁻³ m³; US and imperial capacity units are exact multiples fixed by statute.
Source: NIST Special Publication 811, Guide for the Use of the International System of Units
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
How to Convert Cup (US) to Quart (US)
To convert from Cup (US) (cup) to Quart (US) (qt), multiply the value by 0.25.
Formula: qt = cup × 0.25
Reverse: cup = qt × 4
Step-by-Step Example
- Start with your value in Cup (US). For example: 5 cup
- Multiply by the conversion factor: 5 x 0.25
- The result is: 1.25 qt
About Cup (US)
The US cup equals approximately 236.6 mL and is a standard cooking measurement in the United States.
Common uses: baking, cooking, recipes.
About Quart (US)
The quart (us) (qt) is a unit of volume and capacity. One quart (us) equals 0.946352946 litres. UnitConvertLab converts it against every other volume unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
Common uses: volume calculations, engineering and science, education.
Frequently Asked Questions
How many Quart (US) are in 1 Cup (US)?
There are exactly 0.25 Quart (US) in 1 Cup (US). This means the conversion factor from Cup (US) to Quart (US) is 0.25.
What is the formula to convert Cup (US) to Quart (US)?
The formula to convert Cup (US) to Quart (US) is: qt = cup × 0.25. For example, to convert 10 Cup (US) to Quart (US), you would multiply 10 by 0.25.
What is a Cup (US)?
The US cup equals approximately 236.6 mL and is a standard cooking measurement in the United States.
What is a Quart (US)?
The quart (us) (qt) is a unit of volume and capacity. One quart (us) equals 0.946352946 litres. UnitConvertLab converts it against every other volume unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
What are the common uses of Cup (US)?
The Cup (US) is commonly used in baking, cooking, recipes.
Related Volume Conversions
Cite this page
UnitConvertLab. (2026). Cup (US) to Quart (US) converter. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/cup_us-to-quart_us