US Gallons and Liters Converter
Convert liquid volume between U.S. gallons and liters.
US Gallons and Liters Converter measurements
Enter your values, then calculate.
Result
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Enter your measurements above to calculate.
CategoryConversion
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How to calculate us gallons and liters converter
Convert fuel, water, tank, and recipe volumes between U.S. gallons and liters.
How the calculation works
A U.S. liquid gallon is exactly 3.785411784 liters; the reverse conversion divides liters by the same factor.
Example
Five U.S. gallons equals about 18.927 liters; 20 liters equals about 5.283 gallons.
Frequently asked questions
Does this convert Imperial gallons?
No. This calculator specifically uses the U.S. liquid gallon.
Quick Insight
US Gallons and Liters Converter
A U.S. liquid gallon is exactly 3.785411784 liters; the reverse conversion divides liters by the same factor.
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Let's understand your us gallons and liters converter result.
Your personalized explanation
Calculate a result above and this guide will help you interpret it using this calculator's own formula and explanation.
Pro Tips for US Gallons and Liters Converter
- Verify whether the source uses U.S. or Imperial gallons.
- Keep extra decimals for tank-capacity planning.
Common US Gallons and Liters Converter Mistakes to Avoid
- Using the Imperial-gallon factor for a U.S. value introduces a substantial error.
When to Use This Calculator
Convert fuel, water, tank, and recipe volumes between U.S. gallons and liters.
Content reviewed: August 2026 · Robert Threadgill