Liters to Gallons Conversion Calculator

Liter (L) to Gallon (gal) Converter

Symbol: L (liters), gal (gallons)

What they are:

The liter is a metric unit of volume equal to 1 cubic decimeter, while the gallon is a unit of volume in the imperial and US customary systems. Note that US gallons and imperial gallons are different measures.

Conversion Facts:

  • 1 liter = 0.264172 US gallons
  • 1 US gallon = 3.78541 liters
  • 4 liters ≈ 1.06 gallons
  • 10 liters ≈ 2.64 gallons

Liter (L)
Gallon (US) (gal)

Conversion Result

1 L=
1.000 gal

Use the converter above to calculate different values and units

What are Volume Measurements?

Volume measurements quantify the amount of space occupied by substances, most commonly liquids. The liter (L) is the primary unit of volume in the metric system, while the gallon (gal) is the standard volume unit in the imperial and US customary systems.

It's important to note that there's a distinction between US gallons and imperial (UK) gallons. This converter uses US gallons, which equal 231 cubic inches or about 3.785 liters. In contrast, imperial gallons equal 277.4 cubic inches or about 4.546 liters.

Learn more from Bureau International des Poids et Mesures (BIPM) or NIST.

Common Liter to Gallon Conversions

Liters (L)US Gallons (gal)Common Reference
10.26Large water bottle
20.53Large soda bottle
3.791US gallon milk jug
41.06Standard paint can
102.64Office water cooler bottle
205.28Small aquarium
5013.21Compact washing machine
10026.42Bathtub capacity

Practical Use Cases

  • Fuel Purchases: Converting between gallons (US) and liters when traveling between countries with different measurement systems
  • Cooking and Baking: Converting recipes between US and international cookbooks that use different volume units
  • Aquarium Maintenance: Understanding water volume requirements specified in different units
  • Swimming Pool Management: Calculating chemical treatments based on water volume
  • Automotive Fluids: Converting between oil, coolant, and other fluid specifications based on regional standards
  • Water Consumption: Comparing water usage rates across different measurement systems

Educational Resource

This educational video explains the relationship between liters and gallons and demonstrates how to convert between these units with practical examples and applications.

Conversion Tools

Download Conversion Chart (PDF)

Get our comprehensive liters to gallons conversion chart for quick reference when you're offline.

Liters to Gallons Conversion FAQs

Find answers to common questions about converting between liters and gallons.