Mass per volume density.
Kilograms per Cubic yard to Kilograms per Gallon Converter — kg/yd3 to kg/gal
Convert Kilogram per Cubic yard (kg/yd3) to Kilogram per Gallon (kg/gal) using the exact conversion factor (1 kilogram per cubic yard = 0.0049511317 kilogram per gallon). See the formula, worked examples, conversion table, unit comparison, and common uses.
Kilograms per Cubic yard to Kilograms per Gallon converter
Converter
Density Converter
Convert thousands of mass-per-volume density combinations for science, engineering, agriculture, and fluids.
Context values
Some unit families need one extra value for a physically accurate result.
Mass per volume density.
Result = input x 1.307950619 / 264.1720524.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Kilograms per Cubic yard to Kilograms per Gallon
Kilogram per Cubic yard and Kilogram per Gallon both measure density — mass per unit volume — a property used to identify materials, check manufacturing quality, and predict whether something floats or sinks. As a fixed reference point, water has a density of exactly 1000 kg/m³ (1 g/cm³, 1 g/mL) at its temperature of maximum density, which is why many density figures in science and engineering are quoted relative to water. Kilogram per Cubic yard is most often used for can be used to express the density of bulk construction materials such as gravel, soil, or aggregate — in practice, us construction and landscaping references more commonly express this as tons per cubic yard or pounds per cubic foot.
Formula
kilograms per gallon = kilograms per cubic yard × 0.00495113168724
This factor comes from each unit's defined relationship to the category's base unit: 1 kilogram per cubic yard equals 1.30795061931 base units, and 1 kilogram per gallon equals 264.172052358 base units, so dividing one by the other gives the direct kilogram per cubic yard-to-kilogram per gallon factor of 0.00495113168724.
Simple example
1 kg/yd3 × 0.004951131687 = 0.0049511317 kg/gal
1 kilogram per cubic yard = 0.0049511317 kilograms per gallon.
Real-world example
1,000 kg/yd3 × 0.004951131687 = 4.951131687 kg/gal
1,000 kilograms per cubic yard = 4.951131687 kilograms per gallon.
Conversion table
| Kilogram per Cubic yard (kg/yd3) | Kilogram per Gallon (kg/gal) |
|---|---|
| 0.1 kg/yd3 | 0.0004951132 kg/gal |
| 1 kg/yd3 | 0.0049511317 kg/gal |
| 10 kg/yd3 | 0.0495113169 kg/gal |
| 100 kg/yd3 | 0.4951131687 kg/gal |
| 1,000 kg/yd3 | 4.951131687 kg/gal |
| 10,000 kg/yd3 | 49.51131687 kg/gal |
Reverse conversion: Kilogram per Gallon to Kilogram per Cubic yard
0.0049511317 kg/gal × 201.974026 = 1.000000003 kg/yd3
0.0049511317 kilograms per gallon = 1.000000003 kilograms per cubic yard.
kilograms per cubic yard = kilograms per gallon × 201.974025974
For a page dedicated to this direction, see Kilogram per Gallon to Kilogram per Cubic yard.
Kilogram per Cubic yard vs. Kilogram per Gallon
| Aspect | Kilogram per Cubic yard | Kilogram per Gallon |
|---|---|---|
| Family | mixed metric/US customary density unit | mixed metric/US customary density unit |
| Typical use | Can be used to express the density of bulk construction materials such as gravel, soil, or aggregate — in practice, US construction and landscaping references more commonly express this as tons per cubic yard or pounds per cubic foot | Can be used to express liquid density such as fuel or industrial liquids in kilograms per gallon — in practice, kilograms per liter (metric) and pounds per gallon (US customary) are the specific pairings more commonly seen in fuel and liquid-density references |
Understanding the Kilogram per Cubic yard
Kilogram per Cubic yard (kg/yd3) measures density. A mathematically valid way to express bulk material density in kilograms per cubic yard. It is classified as a mixed metric/US customary density unit.
Uses of the Kilogram per Cubic yard today
- Can be used to express the density of bulk construction materials such as gravel, soil, or aggregate — in practice, US construction and landscaping references more commonly express this as tons per cubic yard or pounds per cubic foot
Understanding the Kilogram per Gallon
Kilogram per Gallon (kg/gal) measures density. A mathematically valid way to express liquid density in kilograms per US gallon. It is classified as a mixed metric/US customary density unit.
Uses of the Kilogram per Gallon today
- Can be used to express liquid density such as fuel or industrial liquids in kilograms per gallon — in practice, kilograms per liter (metric) and pounds per gallon (US customary) are the specific pairings more commonly seen in fuel and liquid-density references
Kilogram per Cubic yard — sources
- US construction and landscaping material-estimating references — Bulk material weight by volume is typically reported in tons per cubic yard in US construction and landscaping contexts.
Kilogram per Gallon — sources
- Fuel and petroleum liquid-density references — Liquid density figures for fuels are typically reported in kg/L, kg/m³, or lb/gal rather than kg/gal.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many kilograms per gallon are in 1 kilogram per cubic yard?
1 kilogram per cubic yard equals 0.0049511317 kilograms per gallon, using the exact defined conversion factor rather than an estimate.
How do I convert kilogram per cubic yard to kilogram per gallon?
Multiply the kilogram per cubic yard value by 0.004951131687. The converter above does this instantly to whatever precision you set.
How do I convert kilogram per gallon back to kilogram per cubic yard?
Use the reverse factor: 1 kilogram per gallon equals 201.974026 kilograms per cubic yard. You can also use the swap control in the converter above to flip the direction instantly.
What is a kilogram per cubic yard?
Kilogram per Cubic yard (kg/yd3) measures density. A mathematically valid way to express bulk material density in kilograms per cubic yard. It is classified as a mixed metric/US customary density unit.
What is a kilogram per gallon?
Kilogram per Gallon (kg/gal) measures density. A mathematically valid way to express liquid density in kilograms per US gallon. It is classified as a mixed metric/US customary density unit.
Is the kilogram per cubic yard to kilogram per gallon conversion exact?
Yes. Both kilogram per cubic yard and kilogram per gallon are defined by fixed standards rather than physical artifacts, so the factor of 0.004951131687 used above is exact to as many digits as you choose to display.
What's the difference between density and mass concentration?
Density is the mass of a pure substance or material per unit volume. Mass concentration is the mass of one component — like a dissolved solute — within a mixture's total volume. The two use the same kind of units but describe different physical situations.