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Gallons (US) to Litres

Convert gal to L instantly — formula, worked examples and a conversion table of common values.

  1. Type a value
  2. Choose the units
  3. The answer updates instantly
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About the Gallons (US) to Litres

Convert gallons (us) (gal) to litres (L). Enter a value on either side and the other updates instantly — nothing is sent to a server.

One US gallon equals 3.785412 L. The table below lists the values people look up most often, and each one links to a page with the worked calculation.

Gallons (US) to Litres formula

L = gal × 3.785412

Gallon (US) to litre conversion table

Gallon (US) (gal)Litre (L)
0.10.378541
0.51.89271
13.78541
27.57082
311.3562
518.9271
1037.8541
1556.7812
2075.7082
2594.6353
50189.271
75283.906
100378.541
250946.353
5001,892.71
1,0003,785.41

Frequently asked questions

How many litres are in 1 US gallon?

1 US gallon = 3.785412 L.

What is 10 gal in litres?

10 gal = 37.8541 L.

What is 100 gal in litres?

100 gal = 378.5412 L.

How do I convert gallons (us) to litres?

Use the formula L = gal × 3.785412. Or type any value into the converter above — it works in both directions.