Convert liters to US gallons instantly, using the exact definition where one US gallon is 3.785411784 liters. This conversion is handy for fuel, water usage, aquariums, and any container labeled in liters when you think in gallons. Type any number of liters and the US gallon value appears live as you type, carried to several decimals for accuracy. Be aware that a US gallon and an imperial (UK) gallon are different sizes, with the imperial gallon larger, and this tool uses the US gallon, which is the more common request online. Dividing by 3.785 is not something most people do reliably in their heads, so the tool keeps you accurate. Everything runs locally in your browser, making it instant, private, and usable offline once the page has loaded.