How Liters to US Gallons Conversion Works
Exact US liquid gallon—not imperial.
Free Calculator Hub Editorial Team
8 min read
The US liquid gallon is exactly 3.785411784 liters. Pair conversion divides or multiplies by that factor. UK imperial gallons are intentionally excluded so a “gallon” label cannot silently mean the wrong unit.
Educational conversion
Exact published factors with display rounding. Not a calibration certificate.
Related pair pages
Also see millimeters↔inches, square meters↔square feet, acres↔square feet, and PSI↔bar in the unit converters cluster, plus the general unit converter hub.