Volume conversion
Liter to US liquid gallon converter
Convert L to gal instantly, choose the displayed precision, and verify the result with the formula and reference table below.
US liquid gallon (gal)
Rounded for display only; calculations retain full precision.
Rounding and precision rules
- Convr calculates first and rounds the displayed result only once, at the final step.
- The default is a maximum of 6 decimal places; trailing zeros are removed.
- Very small values that would appear as zero, and values of 10¹² or more, use scientific notation.
- Display precision is not measurement uncertainty. For scientific, engineering, or regulated work, retain only the digits justified by the source measurement.
Practical context
Understanding this conversion
Liters are used internationally for beverages, fuel, aquariums, and container capacity. US liquid gallons are common for fuel, paint, water, and large household quantities in the United States.
Always confirm which gallon a source uses. One US liquid gallon is exactly 3.785411784 liters, while one Imperial gallon is 4.54609 liters; substituting one for the other creates a significant error.
Reviewed August 16, 2026.
Calculation
Liter to US liquid gallon formula
gal = L × 0.264172
Calculations retain full precision and the result is rounded only for display.
Worked example
For 10 L, the result is 2.641721 gal. Substitute 10 L into the formula to obtain 2.641721 gal.
A numerical value expressed in us liquid gallon is usually smaller than the same measurement expressed in liter, because 1 L equals 0.264172 gal.
Liter to US liquid gallon reference table
Common values rounded to a maximum of 6 decimal places.
| Liter (L) | US liquid gallon (gal) |
|---|---|
| 1 L | 0.264172 gal |
| 5 L | 1.32086 gal |
| 10 L | 2.641721 gal |
| 50 L | 13.208603 gal |
| 100 L | 26.417205 gal |
Understanding the units
About Liter and US liquid gallon
Liter (L)
Liter (L) is the base unit used by Convr for volume calculations.
US liquid gallon (gal)
One us liquid gallon (gal) equals 3.785411784 L, the base relationship used for this volume conversion.
When this conversion is useful
Liter to US liquid gallon conversion is useful for recipes, beverage quantities, fuel volumes, laboratory measurements, and container capacities. It lets you compare the same volume or capacity across documents, tools, or standards that use different units.
Learn with Convr
Conversion guides
Metric vs Imperial Units: A Practical Comparison
Understand how metric, US customary, and Imperial units differ, where each system is used, and how to convert between them reliably.
Read guide →Everyday conversionsUS Gallons vs Imperial Gallons: What Is the Difference?
Compare US liquid gallons and Imperial gallons, understand their exact liter values, and avoid common fuel and recipe conversion errors.
Read guide →Answers at a glance
Frequently asked questions
Which gallon does this conversion use?
It uses the US liquid gallon, defined as exactly 3.785411784 liters. The Imperial gallon is larger and has a separate converter.
How many US gallons are in 10 liters?
Ten liters are approximately 2.641721 US liquid gallons.
How does Convr round Liter to US liquid gallon results?
Convr keeps full numeric precision during the calculation and rounds only the displayed result. The default is a maximum of 6 decimal places, with selectable precision on this page.
Can I convert negative or decimal liter values?
Yes. The converter accepts positive, negative, decimal, and scientific-notation values. Negative values are physically meaningful for some scales, such as temperature, but not for every measured quantity.
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