Liters to US Gallons Converter

One Liter equals 0.2641720524 US Gallons (1 l = 0.2641720524 gal). Multiply a Liter value by 0.2641720524 to get the equivalent in US Gallons. Enter your value in the calculator above. The formula and examples below show how to calculate it by hand.

Formula

gal = l × 0.2641720524

Multiply the Liter value by 0.2641720524 to get the equivalent value in US Gallons.

Example Conversions

1 Liter (l)

0.2641720524 US Gallon (gal)

5 Liter (l)

1.320860262 US Gallon (gal)

10 Liter (l)

2.641720524 US Gallon (gal)

25 Liter (l)

6.604301309 US Gallon (gal)

100 Liter (l)

26.41720524 US Gallon (gal)

Conversion Table

Common conversion values from Liter to US Gallon
Liter (l)US Gallon (gal)
0.10.02641720524
0.50.1320860262
10.2641720524
20.5283441047
51.320860262
102.641720524
256.604301309
5013.20860262
10026.41720524
25066.04301309
500132.0860262
1000264.1720524

How to Convert Manually

Use these steps to convert Liter values to US Gallon without the calculator.

  1. Write down the value in Liter (l) that you want to convert.
  2. Multiply that value by 0.2641720524.
  3. For example, 10 Liters × 0.2641720524 = 2.641720524 US Gallons.
  4. Label the result as US Gallon (gal).

Relative Size Comparison

1 Liter
1 l
1 US Gallon3.785411784 Liters
1 gal

This chart shows the visual difference in size between exactly one Liter and one US Gallon.

About Liter and US Gallon

The liter is exactly one cubic decimeter, a cube 10 cm on each side. Beverages, fuel, and engine displacement are sold and specified in liters across the metric world. The US gallon is defined as 231 cubic inches, exactly 3.785411784 liters. US fuel prices, milk jugs, and paint cans are all per-gallon quantities. One Liter equals 0.2641720524 US Gallons (1 l = 0.2641720524 gal). Liter is used in beverage bottles and cartons and in fuel sales outside the US. US Gallon is used in US fuel prices.

Precision and Rounding:US and imperial volume units share names but differ in size (an imperial gallon is about 20% larger than a US gallon), so confirm which system a figure uses before converting. Kitchen work tolerates rounding to the nearest milliliter or quarter-teaspoon; fuel, chemistry, and brewing need three or more decimal places.

Conversion factors per NIST Special Publication 811 and the BIPM SI Brochure (9th edition) (reference).

Worked Example

15Liters equals3.962580785US Gallons.

15 l × 0.2641720524 = 3.962580785 gal

FAQ

How do I convert Liter to US Gallon?

Multiply the Liter value by 0.2641720524 to get the equivalent value in US Gallons.

What is the formula for Liter to US Gallon?

The formula is gal = l × 0.2641720524.

How many US Gallons are in 1 Liter?

1 Liter equals 0.2641720524 US Gallons.

Can I convert US Gallon back to Liter?

Yes. 1 US Gallon equals 3.785411784 Liters, and the related converter can reverse the calculation.

What are common names for Liter and US Gallon?

Liter is shown as l and may also be searched as liters, litre, litres. US Gallon is shown as gal and may also be searched as gallons, us gallons.

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