Cups to Milliliters Converter

1 cup = 236.588237 mL  ·  1 mL = 0.004227 cup

Convert Cups (US) to Milliliters Instantly

This free converter turns Cups (US) (cup) into Milliliters (mL) the moment you type. The relationship is fixed: 1 cup = 236.588237 mL, so every value uses the same exact ratio. Enter a number above to see the result, read across the reference table for common values, or hit the swap button to convert mL back to cup.

The cup to mL Formula

Multiply the number of Cups (US) by the conversion factor:

mL = cup × 236.588237

To reverse the calculation, divide by the same factor (or multiply by its inverse):

cup = mL × 0.004227

Worked Examples

Here are some common Cups (US)-to-Milliliters conversions worked out using the formula above:

• 1 cup = 236.588237 mL
• 2 cup = 473.176474 mL
• 5 cup = 1182.941185 mL
• 10 cup = 2365.88237 mL
• 25 cup = 5914.705925 mL
• 100 cup = 23658.8237 mL

Understanding Cups (US) and Milliliters

Cups (US) (cup) and Milliliters (mL) are units of volume or capacity. Liters and milliliters are metric and used almost everywhere, while US gallons, cups, and fluid ounces are customary units common in the United States. Note that US and imperial gallons differ — this converter uses the US definition.

Where This Conversion Is Used

• Cooking and baking — scaling recipes between metric and US measurements
• Automotive and fuel — comparing fuel volumes and engine capacities
• Beverages and bartending — measuring drinks and mixing ratios
• Gardening and chemicals — diluting solutions to the correct concentration
• Science labs — measuring reagents and liquid samples

Quick Conversion Tips

• For a fast estimate, round the factor to one or two decimals and adjust mentally.
• Keep the full factor (236.588237) for anything where precision matters, such as engineering or finance.
• Use the swap button above to convert in the opposite direction without re-typing.

Frequently Asked Questions

How many Milliliters are in 1 Cups (US)?

One Cups (US) (cup) equals exactly 236.588237 Milliliters (mL). Multiply any value in cup by 236.588237 to convert it.

How do I convert Milliliters back to Cups (US)?

Divide the value in mL by 236.588237, or multiply it by 0.004227. For example, 10 mL = 0.004227 × 10 = 0.042268 cup.

Is the cup to mL conversion exact?

Yes. The factor 236.588237 is defined by international standards, so the converter is accurate to the limits of floating-point arithmetic. Results may be rounded for display, but the underlying calculation uses the full-precision value.

Can I use this converter on my phone?

Yes — the calculator works in any browser on desktop, tablet, and mobile, with no app or sign-up required.