Gallons to Cubic Meters Conversion

Enter US Fluid Gallon
Enter Cubic Meter

How to convert gallons to cubic meters?

1 Gallon is equal to 0.00378541178 cubic meter. To convert gallons to cubic meters, multiply the gallon value by 0.00378541178 or divide by 264.172052.

US gallons to cubic meters formula

m³ = gallon * 0.00378541178

m³ = gallon / 264.172052

1 US Gallon = 0.00378541178 Cubic Meter

What is a Gallon?

Gallon is an imperial and United States Customary volume unit. The symbol is "gal".

  • 1 US fluid gallon = 0.00378541178 Cubic meter
  • 1 US dry gallon = 0.00440488 Cubic meter
  • 1 Imperial gallon = 0.004546 Cubic meter

You may also use volume units conversion to convert all volume units.

Create Conversion Table
Click "Create Table". Enter a "Start" value (5, 100 etc). Select an "Increment" value (0.01, 5 etc) and select "Accuracy" to round the result.