gallons to liters converter
1 US gallon equals 3.785412 liters. Conversions use L = gal × 3.7854
gal → 3.785412 L
L = gal × 3.7854
Converter
Worked examples
- 1 gal = 3.785412 L
- 2 gal = 7.570824 L
- 5 gal = 18.927059 L
- 10 gal = 37.854118 L
- 100 gal = 378.541 L
US gallons to liters conversion table
| gal | L | Arithmetic |
|---|---|---|
| 1 gal | 3.785412 L | × 3.7854 |
| 2 gal | 7.570824 L | × 3.7854 |
| 5 gal | 18.927059 L | × 3.7854 |
| 10 gal | 37.854118 L | × 3.7854 |
| 12 gal | 45.424941 L | × 3.7854 |
| 15 gal | 56.781177 L | × 3.7854 |
| 16 gal | 60.566589 L | × 3.7854 |
| 20 gal | 75.708236 L | × 3.7854 |
| 25 gal | 94.635295 L | × 3.7854 |
| 3 gal | 11.356235 L | × 3.7854 |
| 4 gal | 15.141647 L | × 3.7854 |
| 6 gal | 22.712471 L | × 3.7854 |
| 8 gal | 30.283294 L | × 3.7854 |
| 30 gal | 113.562 L | × 3.7854 |
| 40 gal | 151.416 L | × 3.7854 |
| 50 gal | 189.271 L | × 3.7854 |
| 60 gal | 227.125 L | × 3.7854 |
| 70 gal | 264.979 L | × 3.7854 |
| 80 gal | 302.833 L | × 3.7854 |
| 90 gal | 340.687 L | × 3.7854 |
| 100 gal | 378.541 L | × 3.7854 |
How to convert gal to L
- Take your value in US gallons.
- Multiply by 3.7854
- That is your answer in liters — no rounding needed until you choose a display precision.
Related conversions
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Questions
How many liters in 1 US gallon?
Exactly 3.785412 L. The factor follows from the definitions of both units, not from a measurement, so it is exact.
How do I convert gal to L?
Multiply the US gallons figure by 3.7854 — or use the converter above, which updates as you type.
Is gal to L the same as L to gal?
No — they are inverses. One gal is 3.785412 L, while one L is 0.26417205 gal.
What is 1 gal in L?
1 gal = 3.785412 L (see the value page for the full arithmetic).