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Liters to US Gallons Converter

Enter a value to instantly convert between volume units.

Precision4 dp

1 Liter = 0.2642 US Gallon

Key Formulas

Liter → US Gallon

gal = L × 0.264172

US Gallon → Liter

L = gal × 3.78541

US Cup → Milliliter

mL = cup × 236.588

Milliliter → US Cup

cup = mL × 0.00422675

Formula

US gal = L ÷ 3.785411784

Divide liters by 3.785411784 to convert a metric volume to US liquid gallons. This is useful when a vehicle specification, beverage container, water tank, or paint quantity is given in liters but a comparison uses US gallons. The result is not an imperial-gallon value; one imperial gallon is 4.54609 L.

Source: NIST SP 811, Appendix B.8

Reviewed by the Convert Calc editorial team · Last reviewed: · see our methodology

Frequently Asked Questions

Real-World Examples

A 2 L beverage bottle contains 0.528344 US gallon, a little more than half a US gallon.

2 L = 0.528344 gal

A volume of 3.78541 L is one US gallon to the displayed precision.

3.78541 L = 1 gal

A vehicle fuel-tank specification of 50 L converts to a nominal 13.2086 US gallons.

50 L = 13.2086 gal

A 200 L rain barrel has a nominal capacity of 52.8344 US gallons.

200 L = 52.8344 gal

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