Convert Imperial Quart to Cubic Foot
Convert imperial quarts to cubic feet instantly. 1 imperial quart = 0.0401359133 cubic foot — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Cubic Foot to Imperial Quart converter for the reverse conversion.
Units explained
Imperial Quart
An imperial quart is one quarter of an imperial gallon (1.13652 L).
A subdivision of the 1824 imperial gallon.
Used in the UK and Commonwealth.
UK, 1824.
Cubic Foot
A cubic foot is the volume of a cube one foot on a side (28.3168 L).
Derived by cubing the international foot (0.3048 m).
Used for natural gas, refrigerators, shipping and HVAC.
1959 yard agreement.
Imperial Quart to Cubic Foot conversion formula
The relationship between imperial quarts and cubic feet:
To convert imperial quarts to cubic feet, multiply the value in imperial quarts by 0.0401359133. To reverse, multiply cubic feet by 24.9153418362.
How to use this converter
Type a value into the calculator. The result in cubic feet updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Cubic Foot to Imperial Quart converter for the reverse direction.
Step-by-step: convert imperial quarts to cubic feet
- Write down the value in imperial quarts (qt).
- Multiply that value by the factor 0.0401359133.
- The product is the equivalent value in cubic feet (ft³).
- To reverse, multiply the cubic foot value by 24.9153418362.
Worked examples
Example 1 — Convert 1 qt to ft³:
1 × 0.0401359133 = 0.0401359133 ft³
Example 2 — Convert 100 qt to ft³:
100 × 0.0401359133 = 4.0135913309 ft³
Real-world example — Postcard and small-object dimensions
A postcard is about 5 imperial quarts wide. Converting to cubic feet is essential for international postal addressing forms that ask for dimensions in different units across countries.
5 qt × 0.0401359133 = 0.2006795665 ft³
Real-world example — Ruler-scale measurements
A 30-imperial quart school ruler converts cleanly to cubic feet — useful when buying a desk accessory from a retailer whose product specs use a different unit.
30 qt × 0.0401359133 = 1.2040773993 ft³
Real-world example — Hardware-scale dimensions
A 10-imperial quart fastener or component is about as long as a thumbnail. Mechanics and DIY enthusiasts convert between imperial quarts and cubic feet daily when mixing metric and imperial tools.
10 qt × 0.0401359133 = 0.4013591331 ft³
Imperial Quart to Cubic Foot conversion table
Standard reference values for converting imperial quarts to cubic feet:
| Imperial Quart [qt] | Cubic Foot [ft³] |
|---|---|
| 0.01 | 0.0004013591 |
| 0.1 | 0.0040135913 |
| 1 | 0.0401359133 |
| 2 | 0.0802718266 |
| 3 | 0.1204077399 |
| 4 | 0.1605436532 |
| 5 | 0.2006795665 |
| 10 | 0.4013591331 |
| 20 | 0.8027182662 |
| 30 | 1.2040773993 |
| 40 | 1.6054365324 |
| 50 | 2.0067956654 |
| 100 | 4.0135913309 |
| 500 | 20.0679566545 |
| 1000 | 40.135913309 |
Frequently asked questions
How many cubic feet is 1 imperial quart?
How do I convert imperial quarts to cubic feet?
How do I convert cubic feet back to imperial quarts?
How many cubic feet is 100 imperial quarts?
Popular volume unit conversions
Convert Imperial Quart to other volume units
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Metric / SI (8 units)
US Customary (Liquid) (8 units)
Imperial (UK) (3 units)
Cubic (length-derived) (3 units)
Cooking / Culinary (3 units)
Sources & references
Conversion factor (1 qt = 0.0401359133 ft³) verified against the following authoritative sources:
- BIPM — The International System of Units (SI Brochure 9th ed.)
Official BIPM publication defining the seven SI base units (including the meter) and the rules for their use. The global authority on units of measurement.
- NIST — Guide to the SI
US National Institute of Standards and Technology reference covering the SI base and derived units with definitions and usage rules for US technical practice.
- NIST Special Publication 811 — Guide for the Use of the International System of Units
Detailed NIST guide covering exact conversion factors between SI and US customary units along with formatting and rounding conventions.
- NIST — Refinement of values for the yard and pound (Federal Register 1959)
The treaty (signed by US
- International Astronomical Union — System of Astronomical Constants
The IAU defines astronomical units including the AU (149597870700 m exactly) light-year and parsec used in astronomy and astrophysics.