Volume converter

Gallons to liters

1 gal = 3.78541 L

Multiply US gallons by 3.78541 to get liters.

US gallons
37.8541liters
L = gal × 3.785411784Open in the unit converter

gallons to liters table

US gallonsLiters
0.5 gal1.89 L
1 gal3.79 L
2 gal7.57 L
3 gal11.36 L
5 gal18.93 L
10 gal37.85 L
12 gal45.42 L
15 gal56.78 L
20 gal75.71 L
25 gal94.64 L
50 gal189.27 L
55 gal208.2 L
100 gal378.54 L

The formula

liters = US gallons × 3.785411784

Worked example

10 gal × 3.78541 = 37.8541 L

The other way round, liters to US gallons: US gallons = liters × 0.264172052358.

In your head

Multiply by 4, then take away 5%. 10 gal → 40 − 2 = 38 L (37.85 exactly).

Questions

1 US gallon is 3.78541 liters (3.785411784 exactly).

Multiply US gallons by 3.78541 to get liters. For example, 10 gal × 3.78541 = 37.8541 L.

This page uses the US gallon, exactly 3.785411784 L. A UK (imperial) gallon is 4.54609 L.

A US gallon of milk is 3.79 L.

Related conversions