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Unit Converters

Gallons to Liters Converter

Convert gallons (gal) to liters (L) instantly. 1 gal = 3.785411784 L.

Free, no sign-upPrivate — runs in your browserUpdated October 2026
1 gal = 3.785411784 L

In all volume units

Milliliter3,785.411784 mL
Liter3.785411784 L
Cubic meter0.003785411784 m³
US teaspoon768 tsp
US tablespoon256 tbsp
US fluid ounce128 fl oz
US cup16 cup
US pint8 pt
US quart4 qt
US gallon1 gal
Imperial gallon0.8326741846 imp gal
Cubic foot0.1336805556 ft³

How to convert gallons to liters

Multiply the value in gallons by 3.785411784 to get liters.

1 gal = 3.785411784 L

Example

To convert 10 gallons to liters: 10 × 3.785411784 = 37.85411784 L.

gal to L conversion chart

Gallons (gal)Liters (L)
0.1 gal0.3785411784 L
0.25 gal0.946352946 L
0.5 gal1.892705892 L
1 gal3.785411784 L
2 gal7.570823568 L
3 gal11.35623535 L
4 gal15.14164714 L
5 gal18.92705892 L
6 gal22.7124707 L
7 gal26.49788249 L
8 gal30.28329427 L
9 gal34.06870606 L
10 gal37.85411784 L
12 gal45.42494141 L
15 gal56.78117676 L
20 gal75.70823568 L
25 gal94.6352946 L
30 gal113.5623535 L
40 gal151.4164714 L
50 gal189.2705892 L
75 gal283.9058838 L
100 gal378.5411784 L
250 gal946.352946 L
500 gal1,892.705892 L
1,000 gal3,785.411784 L

About the units

US gallon (gal)

A US gallon is exactly 3.785411784 liters (231 cubic inches).

Liter (L)

A liter is 1,000 cubic centimeters (one cubic decimeter). It is the everyday metric unit for liquids.

Related conversions

Liters to gallons · Milliliters to liters · Teaspoons to liters · Tablespoons to liters · Fluid ounces to liters · Cups to liters · Pints to liters · Quarts to liters · Gallons to milliliters · Gallons to teaspoons · Gallons to tablespoons · All volume units

Frequently asked questions

How many liters are in a us gallon?

There are 3.785411784 liters in one us gallon. Multiply any value in gallons by 3.785411784 to convert it to liters.

What is 10 gal in L?

10 gallons equals 37.85411784 liters.

How do I convert liters back to gallons?

Multiply by 0.2641720524, since 1 L = 0.2641720524 gal. You can also use our liters to gallons converter.

What is a us gallon?

A US gallon is exactly 3.785411784 liters (231 cubic inches).