US Gallons to Liters (gal (US) to L)
Free online us gallon to liter converter. Type a value, get an instant exact result — plus the formula, a ready-made conversion table, and reverse conversion.
VOLUME CONVERTER — INSTANT RESULT
Formula: multiply the us gallon value by 3.78541178 — i.e. L = gal (US) × 3.78541178
Quick check: 1 gal (US) = 3.78541178 L
Quick check: 1 gal (US) = 3.78541178 L
US Gallons to Liters conversion table
| US Gallons (gal (US)) | Liters (L) |
|---|---|
| 1 gal (US) | 3.78541178 L |
| 2 gal (US) | 7.57082357 L |
| 3 gal (US) | 11.35623535 L |
| 4 gal (US) | 15.14164714 L |
| 5 gal (US) | 18.92705892 L |
| 6 gal (US) | 22.7124707 L |
| 7 gal (US) | 26.49788249 L |
| 8 gal (US) | 30.28329427 L |
| 9 gal (US) | 34.06870606 L |
| 10 gal (US) | 37.85411784 L |
| 15 gal (US) | 56.78117676 L |
| 20 gal (US) | 75.70823568 L |
| 25 gal (US) | 94.6352946 L |
| 30 gal (US) | 113.56235352 L |
| 40 gal (US) | 151.41647136 L |
| 50 gal (US) | 189.2705892 L |
| 75 gal (US) | 283.9058838 L |
| 100 gal (US) | 378.5411784 L |
| 250 gal (US) | 946.352946 L |
| 500 gal (US) | 1,892.705892 L |
| 1,000 gal (US) | 3,785.411784 L |
How to convert us gallons to liters
To convert us gallons to liters, multiply the amount in us gallons by 3.78541178. For example, 10 gal (US) = 37.85411784 L. To convert in the other direction, divide by the same factor, or use the ⇄ swap button above.
Convert between metric, US customary and imperial volume units. US and UK gallons differ (1 US gal = 3.785411784 L, 1 UK gal = 4.54609 L) — always check which system a recipe or specification uses.
Frequently asked questions
How many liters are in one us gallon?
One us gallon is exactly 3.78541178 liters.
How do I convert gal (US) to L?
Multiply the gal (US) value by 3.78541178 to get L. The converter at the top of this page does this automatically and works in both directions.
How much is 100 us gallons in liters?
100 us gallons equals 378.5411784 liters.