Convert Gallons (US) to Liters
Gallons (US) to Liters conversion table
| Gallons (US) (gal) | Liters (L) |
|---|---|
| 1 gal | 3.78541 L |
| 2 gal | 7.57082 L |
| 5 gal | 18.92705 L |
| 10 gal | 37.8541 L |
| 25 gal | 94.63525 L |
| 50 gal | 189.2705 L |
| 100 gal | 378.541 L |
| 200 gal | 757.082 L |
| 500 gal | 1892.705 L |
| 1000 gal | 3785.41 L |
How to convert gallons (us) to liters
US gallons and liters are the primary units for bulk liquid measurement — fuel, milk, paint, and chemicals. One US gallon is exactly 3.78541 liters. This is the inverse of the liter-to-gallon conversion and essential for fuel cost comparisons.
Multiply US gallons by 3.78541 to get liters. Formula: L = gal × 3.78541. 1 gal = 3.785 L. 5 gal (standard gas can) = 18.93 L. 15 gal (car fuel tank) = 56.78 L.
US fuel prices per gallon vs European per-liter pricing, aquarium volumes, and industrial chemical ordering all need this conversion. Remember the UK gallon is larger (4.546 L).
Quick values: 2 gal ≈ 7.57 L, 10 gal ≈ 37.85 L, 20 gal ≈ 75.71 L.
Related conversions
Frequently asked questions
1 US gallon = 3.78541 liters exactly.
5 gal × 3.78541 = 18.93 liters.
Divide liters by 3.78541. Example: 10 L ÷ 3.78541 = 2.64 gal.