US Cup to Milliliter Converter
Converts us cup to milliliter (cup to mL) and back. The conversion factor is shown below every result.
How to Convert US Cup to Milliliter
What Is an US Cup?
The US cup is a US customary unit of volume commonly used in cooking, equal to 8 US fluid ounces.
What Is a Milliliter?
A milliliter (mL) is an SI unit of volume equal to one thousandth of a liter.
Common US Cup to Milliliter Reference Points
Real-world reference values for quick sanity checks.
| Item | US Cup (cup) | Milliliter (approx.) |
|---|---|---|
| A standard coffee mug | 1.5 cup | 354.88 mL |
| A can of soup | 1.75 cup | 414.03 mL |
| Reference values are illustrative approximations for common items, not measured specifications. | ||
US Cup to Milliliter Conversion Table
| US Cup (cup) | Milliliter (mL) |
|---|---|
| 0.25 cup | 59.147059 mL |
| 0.5 cup | 118.294118 mL |
| 0.75 cup | 177.441177 mL |
| 1 cup | 236.588236 mL |
| 1.5 cup | 354.882355 mL |
| 2 cup | 473.176473 mL |
| 3 cup | 709.764709 mL |
| 4 cup | 946.352946 mL |
| Source: NIST SP 811, Appendix B (1 US cup = 236.5882365 mL exactly, derived from 8 × 29.5735295625 mL) | |
Frequently Asked Questions
How do I convert US cups to milliliters?
Multiply the cup value by 236.5882365. For example, 2 cups × 236.5882365 = 473.176473 mL.
Is a US cup the same as a metric cup?
No. A US cup is exactly 236.5882365 mL, while a metric cup (used in Australia and some other countries) is a rounder 250 mL. Recipes from different countries can use either, so check which one a recipe means before converting.
How many milliliters are in a UK cup?
The UK doesn't have a standardized "cup" measure in modern recipes; British recipes typically use grams, milliliters, or imperial fluid ounces directly instead.
Related Volume Converters
A good measuring tool marked in both cup and mL removes the guesswork at the point of use.