A cubic foot is exactly 0.028316846592 cubic meters.
Cubic feet to Quarts Converter — ft3 to qt
Convert Cubic foot (ft3) to Quart (qt) using the exact conversion factor (1 cubic foot = 29.92207792 quart). See the formula, worked examples, conversion table, unit comparison, history, and common uses.
Cubic feet to Quarts converter
Converter
Volume Converter
Convert metric, US customary, imperial, cooking, dry, and industrial volume units.
Context values
Some unit families need one extra value for a physically accurate result.
A US liquid quart is one quarter of a US gallon.
Result = input x 0.02831684659 / 0.000946352946.
Volume uses the cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Cubic feet to Quarts
Cubic foot and Quart appear side by side at fuel pumps and on beverage labels, since the US measures liquids in gallons while most of the world uses liters. Cubic foot is typically associated with united States (construction, HVAC, natural gas billing), while Quart is typically associated with united States (cooking, dairy, motor oil packaging).
Formula
quarts = cubic feet × 29.9220779221
This factor comes from each unit's defined relationship to the category's base unit: 1 cubic foot equals 0.028316846592 base units, and 1 quart equals 0.000946352946 base units, so dividing one by the other gives the direct cubic foot-to-quart factor of 29.9220779221.
Simple example
1 ft3 × 29.92207792 = 29.92207792 qt
1 cubic foot = 29.92207792 quarts.
Real-world example
10 ft3 × 29.92207792 = 299.2207792 qt
10 cubic feet = 299.2207792 quarts.
Conversion table
| Cubic foot (ft3) | Quart (qt) |
|---|---|
| 1 ft3 | 29.92207792 qt |
| 5 ft3 | 149.6103896 qt |
| 10 ft3 | 299.2207792 qt |
| 25 ft3 | 748.0519481 qt |
| 50 ft3 | 1,496.103896 qt |
| 100 ft3 | 2,992.207792 qt |
Reverse conversion: Quart to Cubic foot
29.92207792 qt × 0.03342013889 = 0.9999999999 ft3
29.92207792 quarts = 0.9999999999 cubic feet.
cubic feet = quarts × 0.0334201388889
For a page dedicated to this direction, see Quart to Cubic foot.
Cubic foot vs. Quart
| Aspect | Cubic foot | Quart |
|---|---|---|
| Family | US/imperial customary unit | US customary unit |
| Typical use | US natural gas utility billing (often in hundreds or thousands of cubic feet) | US recipe measurement (larger liquid volumes) |
| Where it's used | United States (construction, HVAC, natural gas billing) | United States (cooking, dairy, motor oil packaging) |
Understanding the Cubic foot
Cubic foot (ft3) measures volume. A cubic foot is exactly 0.028316846592 cubic meters, derived from the 1959 international foot. It is classified as a US/imperial customary unit.
Where it's used: United States (construction, HVAC, natural gas billing)
Uses of the Cubic foot today
- US natural gas utility billing (often in hundreds or thousands of cubic feet)
- HVAC airflow and building-volume calculations
- Lumber, concrete, and construction material estimation in the US
History of the Cubic foot
The cubic foot, like the square foot, follows from the standardized foot (exactly 0.3048 m since the 1959 international agreement) rather than having a separate historical definition.
Historical origin. Cubic foot was not the invention of a single named person; it developed through the process described above.
Understanding the Quart
Quart (qt) measures volume. The US liquid quart is exactly one-quarter of a US gallon: 0.946352946 liters. It is classified as a US customary unit.
Where it's used: United States (cooking, dairy, motor oil packaging)
Uses of the Quart today
- US recipe measurement (larger liquid volumes)
- US motor oil and automotive fluid packaging
- US dairy and beverage packaging (quart containers)
History of the Quart
The quart ('quarter' of a gallon) follows the same English wine-gallon lineage as the US gallon, retained by the US after England moved to a different imperial standard in 1824.
Historical origin. Quart was not the invention of a single named person; it developed through the process described above.
Cubic foot — sources
- NIST — International yard and pound (1959) — Basis for the modern foot and its derived volume unit.
Quart — sources
- NIST Handbook 44, Appendix C — General tables of units including the US quart definition.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many quarts are in 1 cubic foot?
1 cubic foot equals 29.92207792 quarts, using the exact defined conversion factor rather than an estimate.
How do I convert cubic foot to quart?
Multiply the cubic foot value by 29.92207792. The converter above does this instantly to whatever precision you set.
How do I convert quart back to cubic foot?
Use the reverse factor: 1 quart equals 0.0334201389 cubic feet. You can also use the swap control in the converter above to flip the direction instantly.
What is a cubic foot?
Cubic foot (ft3) measures volume. A cubic foot is exactly 0.028316846592 cubic meters, derived from the 1959 international foot. It is classified as a US/imperial customary unit.
What is a quart?
Quart (qt) measures volume. The US liquid quart is exactly one-quarter of a US gallon: 0.946352946 liters. It is classified as a US customary unit.
Is the cubic foot to quart conversion exact?
Yes. The US liquid quart is exactly one-quarter of a US gallon: 0.946352946 liters. That fixed definition is what the converter above uses, so any rounding you see is a display choice, not a limitation of the math.
Where is the cubic foot still used today?
United States (construction, HVAC, natural gas billing)