US gallons to Cubic meters Converter

Convert US gallons to cubic meters (gal to m³) instantly. 1 US gallon = 0.0037854118 m³. Includes the formula and a conversion table.

m³ = gal × 0.0037854118

How to convert US gallons to cubic meters

m³ = gal × 0.0037854118

One US gallon equals 0.0037854118 m³, so multiply the value in US gallons by 0.0037854118. Example: 10 gal = 0.0378541178 m³.

The US gallon is exactly 231 cubic inches (3.785411784 L) and the imperial (UK) gallon is exactly 4.54609 L, so US and UK pints and gallons are not the same size.

US gallons to cubic meters conversion table

US gallons (gal)Cubic meters (m³)
1 gal0.0037854118 m³
2 gal0.0075708236 m³
3 gal0.0113562354 m³
5 gal0.0189270589 m³
10 gal0.0378541178 m³
15 gal0.0567811768 m³
20 gal0.0757082357 m³
25 gal0.0946352946 m³
50 gal0.1892705892 m³
75 gal0.2839058838 m³
100 gal0.3785411784 m³
250 gal0.946352946 m³
500 gal1.892705892 m³
1,000 gal3.785411784 m³

More volume conversions

Frequently asked questions

How many cubic meters are in 1 US gallon?

1 US gallon is equal to 0.0037854118 m³.

How do I convert US gallons to cubic meters?

Multiply the number of US gallons by 0.0037854118. For example, 10 gal × 0.0037854118 = 0.0378541178 m³.

How do I convert cubic meters back to US gallons?

Use the formula gal = m³ × 264.1720524, or open the cubic meters to US gallons converter.

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