Gallons to Liters Converter
Convert US gallons to liters instantly with a dedicated gallons to liters calculator, formula, examples, and a shareable value URL.
Use this page for fuel, liquid volume, aquariums, and recipes where US liquid gallons to liters is the exact conversion.
Common US Gallons to Liters conversions
| US Gallons | Liters |
|---|---|
| 1 gal | 3.7854 L |
| 2 gal | 7.5708 L |
| 5 gal | 18.9271 L |
| 10 gal | 37.8541 L |
| 100 gal | 378.541 L |
Practical US Gallons to Liters Examples
Use these notes to sanity-check common us gallons values before sharing or bookmarking the result.
The calculator keeps extra precision internally, while the visible result and quick table round numbers for readability. This makes the page useful for fast lookups, product dimensions, recipes, travel distances, shipping weights, and other cases where you want a clear answer without configuring a broad unit converter first.
Formula check
Multiply us gallons by 3.785412 to convert to liters. Changing the input from 1 to 10 scales the result by the same factor.
Rounding note
Display values are rounded to practical decimal places. If you need exact reporting, use the formula line below the result as the source of the conversion factor.
Shareable value
The page updates the URL when you enter a custom value, so you can return to the same us gallons to liters conversion later.
When To Use This Page
Dedicated pair pages are built for exact search intent. The universal converter is better when you want to switch categories or compare many units.
Use this dedicated pair page
Best for quick one-pair conversions, search-driven lookups, and simple shareable URLs with a single value parameter.
Use the universal converter
Better when you want to compare multiple units, change measurement categories, or keep everything in one broad conversion tool.
FAQs
How many liters are in 1 US gallon?
1 US liquid gallon equals exactly 3.785411784 liters.
What formula converts gallons to liters?
Multiply US gallons by 3.785411784 to get liters.