What is the exact conversion rate from US gallons to liters?

One US gallon is exactly equal to 3.785411784 liters.

Where is the US gallon primarily used?

The US gallon is mainly used in the United States for measuring liquid volumes such as motor fuels and consumer liquids.

Is the liter an SI base unit?

No, the liter is not an SI base unit but is accepted for use with the SI system.

How to Convert from Gallon (US) [gal (US)] to Liter [L, l]?

Learn how to easily convert volumes from US gallons to liters using a simple multiplier. This helpful guide covers the definition, common uses, and practical examples of volume conversion between these units.

Gallon (US) [gal (US)]

Liter [L, l]

Please check your input. It must be a valid numeric value.

Gallon (US) [gal (US)] to Liter [L, l] Conversion Table

Gallon (US) [gal (US)]	Liter [L, l]

Custom Unit Conversion Table Generator – Instant Printable Conversion Tables

Start Value

Enter the starting number (positive decimal or integer ≥ 0). Example: 0.1, 1, 5.

End Value

Enter the ending number (positive decimal or integer > Start Value). Example: 10, 50, 100.

Interval

Enter the step size (positive decimal > 0 and < End Value – Start Value). Example: 1.0, 2.5.

Gallon (US) [gal (US)] to Liter [L, l] Conversion Table
Gallon (US) [gal (US)]	Liter [L, l]

Explore More Volume Units Converter

What Is This Tool?

This converter allows users to change volume measurements from the US gallon to liters. By applying a precise conversion factor, it facilitates understanding and comparison of liquid volumes between these commonly used units.

How to Use This Tool?

Input the volume value in US gallons (gal US) you want to convert
Select the US gallon as the from-unit and liter as the to-unit
Click the convert button to receive the equivalent volume in liters
Use the results for comparisons, packaging, or measurement purposes

Key Features

Converts volume values from US gallons to liters accurately
Includes definitions and typical applications of each unit
Provides practical examples to demonstrate common conversions
Supports industries such as automotive, retail, and scientific fields

Examples

2 gal (US) equals 7.570823568 liters
0.5 gal (US) equals 1.892705892 liters

Common Use Cases

Measuring motor fuels and expressing fuel economy in the automotive sector
Labeling and packaging consumer products like milk and cleaning liquids
Performing precise volume measurements in laboratory and engineering contexts

Tips & Best Practices

Confirm the use of US gallon units, as other gallon definitions differ
Use the conversion for communication between metric and US customary systems
Apply the conversion under standard conditions to avoid inaccuracies related to temperature

Limitations

US gallon differs from imperial gallon, requiring careful unit selection
Temperature effects on liquid density are not accounted for in this conversion
Not all countries or industries utilize the US gallon, so verify unit compatibility

Frequently Asked Questions

What is the exact conversion rate from US gallons to liters?: One US gallon is exactly equal to 3.785411784 liters.
Where is the US gallon primarily used?: The US gallon is mainly used in the United States for measuring liquid volumes such as motor fuels and consumer liquids.
Is the liter an SI base unit?: No, the liter is not an SI base unit but is accepted for use with the SI system.

Key Terminology

Gallon (US): A unit of volume equal to exactly 231 cubic inches, used mainly in the US for liquid measurements.
Liter: A metric volume unit equal to one cubic decimeter; accepted for use with the SI system.
Conversion Rate: The fixed value of 1 US gallon equals 3.785411784 liters, used to convert between these units.

Quick Knowledge Check

Which unit is defined as exactly 231 cubic inches?

Liter

Gallon (US)

Imperial gallon

What volume does one liter represent?

One cubic decimeter

One cubic inch

One cubic foot

For what purpose is the US gallon commonly used?

Measuring beverage volumes in bottles

Measuring and selling motor fuels at pumps

Laboratory reagent volume measurements

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