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Volume Converter

Convert liquid and capacity measurements for culinary cooking, engineering, or chemical volumes. Supports milliliters (ml), liters (L), fluid ounces (fl oz), cups, pints, quarts, and US gallons.

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How many liters is 1 US liquid gallon?

1 US Gallon = 3.78541 Liters
Formula:Liters = Gallons × 3.785411784
Verified
  1. 1US Customary liquid standard: 1 gallon = 231 cubic inches
  2. 2Direct metric equivalent: 1 gal = 3.785411784 Liters (rounded to 3.78541 L)

One standard US liquid gallon equals exactly 3.78541 liters. (Note: 1 Imperial gallon equals 4.54609 liters).

Need custom inputs? Use the interactive calculator below:Live Tool
0.264172
Result

1 liter = 0.264172 gallon

About Volume Converter

Convert liquid and capacity measurements for culinary cooking, engineering, or chemical volumes. Supports milliliters (ml), liters (L), fluid ounces (fl oz), cups, pints, quarts, and US gallons.

Primary Purpose: Convert liquid volume and kitchen capacity measurements

How to Use the Volume Converter

  1. 1Enter the liquid volume amount.
  2. 2Select the source and target volume units.
  3. 3The converted volume is displayed immediately.

Formula & Methodology

L = gal × 3.78541 | gal = L × 0.264172

1 US liquid gallon equals exactly 3.785411784 liters. To convert gallons to liters, multiply by 3.78541.

Real-World Worked Examples

Automotive and fuel capacity

5 US Gallons to Liters

Inputs
value:5
from:gallons
to:liters
Result:18.93 Liters

Frequently Asked Questions

How many milliliters are in a standard US cup?

A standard US customary cup is approximately 236.59 ml (or 240 ml for nutritional labeling in the US).

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