Gallons (US – Liquid) to Milliliters converter

To convert gallons (US – Liquid) to milliliters, enter the value in the first field. The result in milliliters is calculated automatically using the exact conversion factor.

1 US gal = 3785.411784 mL
1 mL ≈ 0.000264172052358 US gal

Formula: mL = US gal × 3785.411784
US gal ≈ mL × 0.000264172052358

Definitions: 1 US gal = 231 in³; 1 mL = 1 cm³

The US liquid gallon is the everyday gallon in the United States, used for fuel, milk, paint and most liquids sold by volume. It derives from the old English wine gallon, which was fixed at 231 cubic inches.

The milliliter (mL) is one thousandth of a liter and is exactly equal to one cubic centimeter. It is the standard unit for drink and medicine doses, cooking, cosmetics and product packaging.

See the conversion table with commonly used values, handy for quick reference or study.