Convert Gallons to Liters
Easily convert US gallons to liters online. Fast, accurate, and free.
How to Convert Gallons to Liters
- Enter the value in Gallons in the input field.
- The converted result in Liters appears instantly.
- Click the copy button to save the result to your clipboard.
- Use the swap button to reverse the conversion direction.
Quick Reference
| Gallons | Liters |
|---|---|
| 1 Gallons | 3.78541 Liters |
| 2 Gallons | 7.57082 Liters |
| 5 Gallons | 18.9271 Liters |
| 10 Gallons | 37.8541 Liters |
| 15 Gallons | 56.7812 Liters |
| 20 Gallons | 75.7082 Liters |
Use Cases
- •Converting liquid measurements for cooking and baking recipes.
- •Calculating tank or container capacities for storage planning.
- •Comparing fuel tank sizes between vehicles in different systems.
- •Determining material volumes for gardening or construction projects.
Formula
To convert US gallons to liters, multiply the number of gallons by 3.78541.
Frequently Asked Questions
How many liters are in 1 gallon?
1 US gallon = 3.78541 liters.
How to convert 5 gallons to liters?
5 × 3.78541 ≈ 18.927 liters.
How many gallons is a full car fuel tank?
Most passenger car tanks hold 12–18 gallons (45–68 liters).