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    Volume Conversion

    Gallon (US) to Cubic Yard Converter

    Quick answer

    To convert Gallon (US)s to Cubic Yards, multiply by 0.0049511317 (or divide by 201.974025974). Therefore, 1 Gallon (US) (gal) equals 0.00495113 Cubic Yards (yd³).

    Formula: yd³ = gal × 0.0049511317. Worked example: 10 gal = 0.049511 yd³.

    Convert Gallon (US) (gal) to Cubic Yard (yd³) online with our free unit converter. In volume, 1 gal = 0.004951 yd³. Explore step-by-step conversion steps, mathematical formulas, and quick conversion reference tables below.

    Worked example: converting Gallon (US) to Cubic Yard

    1. Step 1 — start with the formula. yd³ = gal × 0.0049511317
    2. Step 2 — substitute your figure. 10 gal × 0.0049511317
    3. Step 3 — read the result. 10 gal = 0.049511 yd³
    4. Step 4 — check it in reverse. gal = yd³ × 201.974025974 returns 9.9999 gal, which matches the figure you started with.

    Volume Converter

    40 units available

    Decimals:
    0.004951

    1 gal = 0.004951 yd³

    Formula:

    yd³ = gal × 0.0049511317

    With your value: 1 gal = 0.00495113 yd³

    How big is that?

    Everyday references on a logarithmic scale, all expressed in gallon (us) so you can sanity-check the result.

    Milk carton (1/3.8e+3 your value)0.000264 gal
    Kitchen bucket (1/3.8e+2 your value)0.00264 gal
    Car fuel tank (1/76 your value)0.0132 gal
    Bathtub (1/19 your value)0.0528 gal
    Hot tub (1/2.5 your value)0.396 gal
    Your value1.00 gal

    Other Gallon (US) to Cubic Yard conversions

    2 gal to yd³3 gal to yd³4 gal to yd³5 gal to yd³6 gal to yd³7 gal to yd³8 gal to yd³

    Gallon (US) to Cubic Yard Conversion Table

    Gallon (US) (gal)Cubic Yard (yd³)
    0.50.002476
    10.004951
    20.009902
    50.024756
    100.049511
    150.074267
    200.099023
    250.123778
    500.247557
    1000.495113
    2501.237783
    5002.475566
    10004.951132

    Cubic Yard to Gallon (US) Conversion Table

    Cubic Yard (yd³)Gallon (US) (gal)
    0.5100.987013
    1201.974026
    2403.948052
    51,009.87013
    102,019.74026
    153,029.61039
    204,039.480519
    255,049.350649
    5010,098.701299
    10020,197.402597
    25050,493.506494
    500100,987.012987
    1000201,974.025974

    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.

    Gallon (US) (gal)

    Volume

    Exact conversion

    The US liquid gallon is exactly 231 cubic inches = 3.785 411 784 L.

    Source: NIST Handbook 44, Specifications, Tolerances, and Other Technical Requirements for Weighing and Measuring Devices

    National Institute of Standards and Technology (US) · Reviewed 2026-07-01

    Cubic Yard (yd³)

    Volume

    Exact conversion

    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 Gallon (US) to Cubic Yard

    To convert from Gallon (US) (gal) to Cubic Yard (yd³), multiply the value by 0.0049511317.

    Formula: yd³ = gal × 0.0049511317

    Reverse: gal = yd³ × 201.974025974

    Step-by-Step Example

    1. Start with your value in Gallon (US). For example: 5 gal
    2. Multiply by the conversion factor: 5 x 0.0049511317
    3. The result is: 0.024756 yd³

    Gallon (US) and Cubic Yard Relationship

    Both Gallon (US) and Cubic Yard belong to the US Customary / Imperial system, making this an intra-system conversion within volume. Since 1 Gallon (US) represents a fraction of a Cubic Yard (1 Cubic Yard ≈ 201.974 Gallon (US)s), the Cubic Yard is the larger measurement interval. Understanding the relationship between Gallon (US) and Cubic Yard is essential for accurate calculations in physics, engineering, commerce, and daily applications.

    About Gallon (US)

    The US gallon equals approximately 3.785 liters and is the standard unit for fuel and large liquid volumes in the United States.

    Fun Fact: The US gallon is about 20% smaller than the imperial (UK) gallon.

    Common uses of Gallon (US): fuel (US), beverages, swimming pools.

    About Cubic Yard

    The Cubic Yard (symbol: yd³) is a recognized unit in the US Customary / Imperial measurement framework, utilized within volume applications for precision and standardized data representation.

    Common uses of Cubic Yard: volume calculations, engineering and science, education.

    Frequently Asked Questions

    How many Cubic Yards are in 1 Gallon (US)?
    There are exactly 0.0049511317 Cubic Yards in 1 Gallon (US). This means the conversion factor from Gallon (US) to Cubic Yard is 0.0049511317.
    What is the formula to convert Gallon (US) to Cubic Yard?
    The formula to convert Gallon (US) to Cubic Yard is: yd³ = gal × 0.0049511317. For example, to convert 10 Gallon (US)s to Cubic Yards, you would multiply 10 by 0.0049511317.
    What is a Gallon (US)?
    The US gallon equals approximately 3.785 liters and is the standard unit for fuel and large liquid volumes in the United States.
    What is a Cubic Yard?
    The Cubic Yard (symbol: yd³) is a recognized unit in the US Customary / Imperial measurement framework, utilized within volume applications for precision and standardized data representation.
    What are the common uses of Gallon (US)?
    The Gallon (US) is commonly used in fuel (US), beverages, swimming pools.

    Related Volume Conversions

    Liter → Cubic YardMilliliter → Cubic YardMicroliter → Cubic YardKiloliter → Cubic YardCubic Meter → Cubic YardCubic Centimeter → Cubic YardCubic Millimeter → Cubic YardCubic Kilometer → Cubic YardGallon (US) → Liter

    Cite this page

    UnitConvertLab. (2026). Gallon (US) to Cubic Yard converter. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/gallon_us-to-cubic_yard