A US liquid quart is one quarter of a US gallon.
Quarts to Cubic yards Converter — qt to yd3
Convert Quart (qt) to Cubic yard (yd3) using the exact conversion factor (1 quart = 0.0012377829 cubic yard). See the formula, worked examples, conversion table, unit comparison, history, and common uses.
Quarts to Cubic yards 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 cubic yard is exactly 0.764554857984 cubic meters.
Result = input x 0.000946352946 / 0.764554858.
Volume uses the cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Quarts to Cubic yards
Quart and Cubic yard 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. Quart is typically associated with united States (cooking, dairy, motor oil packaging), while Cubic yard is typically associated with united States (construction material estimating).
Formula
cubic yards = quarts × 0.00123778292181
This factor comes from each unit's defined relationship to the category's base unit: 1 quart equals 0.000946352946 base units, and 1 cubic yard equals 0.764554857984 base units, so dividing one by the other gives the direct quart-to-cubic yard factor of 0.00123778292181.
Simple example
1 qt × 0.001237782922 = 0.0012377829 yd3
1 quart = 0.0012377829 cubic yards.
Real-world example
10 qt × 0.001237782922 = 0.0123778292 yd3
10 quarts = 0.0123778292 cubic yards.
Conversion table
| Quart (qt) | Cubic yard (yd3) |
|---|---|
| 1 qt | 0.0012377829 yd3 |
| 5 qt | 0.0061889146 yd3 |
| 10 qt | 0.0123778292 yd3 |
| 25 qt | 0.0309445731 yd3 |
| 50 qt | 0.0618891461 yd3 |
| 100 qt | 0.1237782922 yd3 |
Reverse conversion: Cubic yard to Quart
0.0012377829 yd3 × 807.8961039 = 0.9999999824 qt
0.0012377829 cubic yards = 0.9999999824 quarts.
quarts = cubic yards × 807.896103896
For a page dedicated to this direction, see Cubic yard to Quart.
Quart vs. Cubic yard
| Aspect | Quart | Cubic yard |
|---|---|---|
| Family | US customary unit | US/imperial customary unit |
| Typical use | US recipe measurement (larger liquid volumes) | US construction material estimating (concrete, mulch, topsoil, gravel — commonly sold by the cubic yard) |
| Where it's used | United States (cooking, dairy, motor oil packaging) | United States (construction material estimating) |
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.
Understanding the Cubic yard
Cubic yard (yd3) measures volume. A cubic yard is exactly 0.764554857984 cubic meters, derived from the international yard. It is classified as a US/imperial customary unit.
Where it's used: United States (construction material estimating)
Uses of the Cubic yard today
- US construction material estimating (concrete, mulch, topsoil, gravel — commonly sold by the cubic yard)
- Landscaping and excavation volume
History of the Cubic yard
The cubic yard follows from the standardized yard (0.9144 m exactly since 1959) and remains the standard US unit for bulk landscaping and construction materials.
Historical origin. Cubic yard was not the invention of a single named person; it developed through the process described above.
Quart — sources
- NIST Handbook 44, Appendix C — General tables of units including the US quart definition.
Cubic yard — sources
- NIST — International yard and pound (1959) — Basis for the modern yard and its derived volume unit.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many cubic yards are in 1 quart?
1 quart equals 0.0012377829 cubic yards, using the exact defined conversion factor rather than an estimate.
How do I convert quart to cubic yard?
Multiply the quart value by 0.001237782922. The converter above does this instantly to whatever precision you set.
How do I convert cubic yard back to quart?
Use the reverse factor: 1 cubic yard equals 807.8961039 quarts. You can also use the swap control in the converter above to flip the direction instantly.
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.
What is a cubic yard?
Cubic yard (yd3) measures volume. A cubic yard is exactly 0.764554857984 cubic meters, derived from the international yard. It is classified as a US/imperial customary unit.
Is the quart to cubic yard conversion exact?
Yes. A cubic yard is exactly 0.764554857984 cubic meters, derived from the international yard. 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 quart still used today?
United States (cooking, dairy, motor oil packaging)