Convert gallons to cubic meters

US gallons to cubic meters. Enter a value to convert, or use the gallons to cubic meters chart further down the page.

1 gal = 0.003785411784 m³

1 US gallon equals 0.003785411784 cubic meters. Going the other way, 1 cubic meter = 264.1720524 US gallons.

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Check this before you rely on it. This converter is provided free and without warranty, and its results are not professional advice.

How to convert gallons to cubic meters

To convert US gallons to cubic meters, multiply the US gallon value by 0.003785411784. You can also divide by 264.1720524 to get the same answer.

m³ = gal × 0.003785411784

Convert 15 gal to cubic meters:

15 gal = 0.05678117676 m³

Use this gallons to cubic meters table for quick reference without typing anything.

The US liquid gallon is exactly 3.785411784 liters, or 231 cubic inches. It is about 17% smaller than the imperial gallon.

A cubic meter is the SI unit of volume, equal to exactly 1,000 litres. It is the unit used for water supply, concrete and freight volume.

How many cubic meters are in an US gallon?

1 gallons equals 0.003785411784 cubic meters. Going the other way, 1 cubic meters is 264.1720524 gallons.

How do you convert gallons to cubic meters?

To convert US gallons to cubic meters, multiply the US gallon value by 0.003785411784. You can also divide by 264.1720524 to get the same answer.

What is 10 gallons in cubic meters?

10 gallons equals 0.03785411784 cubic meters. The conversion chart on this page lists the other values people look up most often.