Convert US Liquid Gallon to Liter
Live bidirectional calculator for US Liquid Gallons (gal) and Liters (L) with verified formula and conversion charts.
Volume11 units
How the Calculation Works (Linear Scaling)
Since 1 US Liquid Gallon = 3.785412 Liters, multiply the value in US Liquid Gallons by 3.785412.
US Liquid Gallon to Liter Conversion Table
Precomputed values for quick reference and printing.
| US Liquid Gallon | Liter |
|---|---|
| 1 gal | 3.7854 L |
| 2 gal | 7.5708 L |
| 3 gal | 11.3562 L |
| 4 gal | 15.1416 L |
| 5 gal | 18.9271 L |
| 6 gal | 22.7125 L |
| 7 gal | 26.4979 L |
| 8 gal | 30.2833 L |
| 9 gal | 34.0687 L |
| 10 gal | 37.8541 L |
| 15 gal | 56.7812 L |
| 20 gal | 75.7082 L |
| 25 gal | 94.6353 L |
| 30 gal | 113.5624 L |
| 40 gal | 151.4165 L |
| 50 gal | 189.2706 L |
| 75 gal | 283.9059 L |
| 100 gal | 378.5412 L |
| Liter | US Liquid Gallon |
|---|---|
| 1 L | 0.2642 gal |
| 2 L | 0.5283 gal |
| 3 L | 0.7925 gal |
| 4 L | 1.0567 gal |
| 5 L | 1.3209 gal |
| 6 L | 1.585 gal |
| 7 L | 1.8492 gal |
| 8 L | 2.1134 gal |
| 9 L | 2.3775 gal |
| 10 L | 2.6417 gal |
| 15 L | 3.9626 gal |
| 20 L | 5.2834 gal |
| 25 L | 6.6043 gal |
| 30 L | 7.9252 gal |
| 40 L | 10.5669 gal |
| 50 L | 13.2086 gal |
| 75 L | 19.8129 gal |
| 100 L | 26.4172 gal |
π Standard Benchmark Reference Values
Defined legally as exactly 231 cubic inches.
Exact RatioAbout US Liquid Gallon (gal)
The US liquid gallon is legally defined as exactly 231 cubic inches (3.785411784 liters).
History: Derived from Queen Anneβs wine gallon of 1707, retained by the US after British 1824 imperial reform.
Common Uses: Gasoline dispensing, milk and paint packaging in the United States.
About Liter (L)
A non-SI metric unit of volume equal to 1 cubic decimeter (10β»Β³ mΒ³ or 1,000 milliliters).
History: Introduced in 1795 as the volume of 1 cubic decimeter of pure water.
Common Uses: Everyday beverage packaging, fuel volumes, engine displacements, and chemistry.
β Frequently Asked Questions
How many Liters are in 1 US Liquid Gallon?
There are exactly 3.785412 Liters in 1 US Liquid Gallon (1 gal = 3.785412 L).
What is the formula to convert US Liquid Gallon to Liter?
The formula is: Liter = US Liquid Gallon Γ 3.785412. Since 1 US Liquid Gallon = 3.785412 Liters, multiply the value in US Liquid Gallons by 3.785412.
How do I convert 1 gal to L manually?
To convert 1 gal to L: apply the formula Liter = US Liquid Gallon Γ 3.785412. Substituting gives: 1 Γ 3.785412 = 3.7854 L.