US Gallon to Liter Converter

1 US Gallon = 3.785412 Liter

To convert us gallons to liters, multiply by 3.785412.

Converting gallons to liters is critical for automotive diagnostics, chemical formulations, and purchasing liquid goods in metric countries.

Volume Converter

Tab Switch fieldsS SwapC Copy

Formula

L = gal × 3.785411784

To convert US Gallon to Liter, use the formula displayed above.

Pinned Favorites

No pinned converters yet. Click the star button to pin common pairs.

Recent History

Conversions you copy will be recorded here.

US Gallon to Liter: Quick Reference Table

US Gallon (gal) Liter (L)
0.001 0.003785
0.01 0.037854
0.1 0.378541
0.5 1.892706
1 3.785412
2 7.570824
5 18.927059
10 37.854118
25 94.635295
50 189.270589
100 378.541178
250 946.352946
500 1892.705892
1000 3785.411784

gal to L Formula and Examples

Direct Formula L = gal × 3.785411784
Inverse Formula gal = L × 0.264172
Mental Math Shortcut

Multiply the value by roughly 3.8 to calculate the equivalent amount in your head.

Common US Gallon to Liter Calculations

  • 5 gal = 18.927059 L
  • 10 gal = 37.854118 L
  • 50 gal = 189.270589 L
  • 100 gal = 378.541178 L
  • 500 gal = 1892.705892 L

How to Convert US Gallon to Liter

How many liters are in a us gallon?
1 US Gallon (gal) is equal to 3.785412 Liter (L). To convert us gallons to liters, multiply your value by 3.785412.
How do I convert us gallon to liter?
To convert US Gallon to Liter, use the formula: Liter = US Gallon × 3.785412. For example, 5 gal = 18.927059 L.
What is the formula for gal to L?
The formula is: L = gal × 3.785412. This is based on the exact SI conversion factor. Use our calculator above to convert any value instantly.