How do I convert US gallons to liters?

Multiply the number of US gallons by 3.785411784. For example, 5 gal = 18.9271 L.

How many liters are in one US gallon?

One US gallon equals 3.785411784 liters.

12 US gallons equals 45.4249 liters.

Use the reverse Liters to US gallons converter: multiply liters by 0.2641720524.

Convert US gallons (gal) to liters (L) instantly — type a value below.

1 US gallon (gal) = 3.785411784 liters (L)
1 liter (L) = 0.2641720524 US gallons (gal)

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To convert US gallons to liters, use this formula:

L = gal × 3.785411784 (or divide by 0.2641720524)

A US gallon is defined as exactly 231 cubic inches, which is 3.785411784 liters. It is used for fuel and milk in the United States.

A liter is the volume of a cube 10 cm on each side (1 dm³). It is the standard unit for drinks, fuel and liquids in metric countries.

How do I convert US gallons to liters?: Multiply the number of US gallons by 3.785411784. For example, 5 gal = 18.9271 L.
How many liters are in one US gallon?: One US gallon equals 3.785411784 liters.
What is 12 gal in liters?: 12 US gallons equals 45.4249 liters.
How do I convert liters back to US gallons?: Use the reverse Liters to US gallons converter: multiply liters by 0.2641720524.

Need other units? Use the full volume converter.