Gallon to Liter Converter
1 Gallon = 3.7854 Liters. To convert Gallons to Liters, multiply by 3.7854.
Result updates as you type
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1 Gallon = 3.7854 Liter
Formula
To convert Gallons to Liters, multiply the value by 3.7854. One Gallon equals 3.7854 Liters.
L = gal × 3.7854
For a quick mental estimate, multiply Gallons by about 3.8 — the exact factor is 3.7854.
Worked examples
- 1 Gallon = 3.7854 Liters
- 5 Gallons = 18.9271 Liters
- 10 Gallons = 37.8541 Liters
- 100 Gallons = 378.541 Liters
Gallons to Liters table
| Gallons (gal) | Liters (L) |
|---|---|
| 1 | 3.7854 |
| 2 | 7.5708 |
| 3 | 11.3562 |
| 4 | 15.1416 |
| 5 | 18.9271 |
| 10 | 37.8541 |
| 25 | 94.6353 |
| 50 | 189.2705 |
| 100 | 378.541 |
| 250 | 946.3525 |
| 500 | 1892.71 |
| 1000 | 3785.41 |
About Gallon and Liter
Both the Gallon (gal) and the Liter (L) measure volume. One Gallon is equal to 3.7854 Liters, so you can convert any measurement by multiplying by 3.7854. The calculator above updates instantly, and the reference table lists common Gallon-to-Liter values for quick lookups.
Unit definitions
- Gallon (gal)
- The Gallon (gal) is a unit of volume equal to 3785.41 Milliliters.
- Liter (L)
- The Liter (L) is a unit of volume equal to 1000 Milliliters.
Frequently asked questions
- How do you convert Gallons to Liters?
- Multiply the number of Gallons by 3.7854. For example, 1 Gallon × 3.7854 = 3.7854 Liters.
- How many Liters are in a Gallon?
- There are 3.7854 Liters in one Gallon.
- What is 10 Gallons in Liters?
- 10 Gallons is equal to 37.8541 Liters.
- How do you convert Liters back to Gallons?
- Multiply the number of Liters by 0.26417218 to get Gallons. One Liter equals 0.26417218 Gallons.