Professional Gallon to Milliliter Converter

Free, instant, and accurate volume conversion tool for professionals and everyday use

Gallons (US)

gal

Milliliters

ml

1 US gallon = 3785.41 milliliters

Accurate Volume Conversion Tool

Our Gallon to Milliliter Converter is a professional-grade tool designed for instant, accurate volume conversions. Whether you're a chef, scientist, student, or DIY enthusiast, this free tool provides precise conversions with a beautiful, intuitive interface.

Converting between gallons and milliliters is essential in many fields including cooking, chemistry, automotive work, and industrial applications. Our tool eliminates the need for manual calculations and ensures you get accurate results every time.

Instant Results

Real-time conversion as you type

Bidirectional

Convert gallons to ml or vice versa

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Frequently Asked Questions

How many milliliters are in a gallon?

There are 3,785.41 milliliters in one US gallon. This is the standard conversion used in our tool.

Is this tool free to use?

Yes, our Gallon to Milliliter Converter is completely free to use with no registration required. There are no hidden fees or limitations.

How accurate are the conversions?

Our tool provides highly accurate conversions using the standard conversion factor of 1 US gallon = 3785.411784 milliliters. Results are precise to two decimal places.

Can I convert milliliters back to gallons?

Yes! Our converter works bidirectionally. Simply enter a value in the milliliter field to see the equivalent in gallons, or use the "Swap Units" button to reverse the conversion.

Do you store any of my conversion data?

No, all conversions happen directly in your browser. We don't collect, store, or transmit any of your conversion data to servers.