Gallon (US liquid) conversions

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What is gallon (US liquid)?

The US liquid gallon (or gallon (US liquid)) is a unit of volume in the US customary system of units equal to 3.785411784x10-3 cubic meters (1 US liq gal = 3.785411784x10-3 m³), the derived unit of volume in the International System of Units (SI). It is also equal to 3,785.41178 cubic centimeters (cm³), or 3.78541178 cubic decimeters (dm³) or 3.78541178x10-6 cubic decameters (dam³) (units of volume in the SI), or 3,785.41178 milliliters (mL), or 37.8541178 deciliters (dL), or 3.78541178 liters (L) or 0.378541178 decaliters (daL), which are units of volume in the metric system.

Over time, various gallons and variations on the gallon have been recorded. Examples of gallons include:

  • The old UK wine gallon, equal to 224 cubic inches (cu in) or about 3.6707 liters (L)
  • The ancient Rumford quart, equal to 264.8 cubic inches (cu in) or about 4.3393 liters (L)
  • The corn gallon, equal to 272 cubic inches (cu in) or 4.4573 liters (L)
  • The old corn gallon, equal to 271 cubic inches (cu in) or 4.4409 liters (L)
  • The original Imperial gallon, equal to 277.274 cubic inches (cu in) or 4.5435 liters (L)
  • The ale gallon, equal to 282 cubic inches (cu in) or about 4.62 liters (L)
  • The Queen Anne gallon, equal to 231 cubic inches (cu in) or about 3.79 liters (L)

Currently there are three different gallon units in use, specifically:

  • The Imperial gallon or gallon (UK), equal to 277.4194 cubic inches (cu in) or 4.54609 liters (L)
  • The US liquid gallon or gallon (US liquid), equal to 231 cubic inches (cu in) or 3.785411784 liters (L)
  • The US dry gallon or gallon (US dry), equal to 268.8025 cubic inches (cu in) or 4.40488377086 liters (L)



gallons (US liquid)

Also known as:

gallon (US liquid) (plural: gallons (US liquid))

Gallon (US liquid) conversions: direct links

A detailed list with conversions from gallons (US liquid) to other (metric, imperial, or customary) volume measurement units is shown below.