Cups to ML Converter
Convert US cups to millilitres in your browser, with a full reference table and the formula behind it. Free, instant, no sign-up.
How to convert US cups to millilitres
millilitres = US cups × 236.588
One US cup is 236.588 millilitres, so any conversion is a single multiplication. To go the other way, divide by 236.588 instead. The converter above is already set to US cups and millilitres, so you can type any value and read the answer straight away.
Cups to ML conversion table
Common values, worked out in advance:
| Us cups (cup) | Millilitres (ml) |
|---|---|
| 1 cup | 236.588 ml |
| 2 cup | 473.176 ml |
| 5 cup | 1,182.94 ml |
| 10 cup | 2,365.88 ml |
| 25 cup | 5,914.7 ml |
| 50 cup | 11,829.4 ml |
| 100 cup | 23,658.8 ml |
| 250 cup | 59,147 ml |
| 500 cup | 118,294 ml |
The quick mental version
For a rough answer without a calculator, remember that 1 ml is about 0.004227 cup. That is usually close enough for shopping, travel and DIY, and the converter above gives you the exact figure when it matters.
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Frequently asked questions
How many millilitres are in 1 cup?
One cup is 236.588 ml. The table above covers the values people look up most often.
What is the formula to convert US cups to millilitres?
millilitres = US cups × 236.588. One US cup is 236.588 millilitres, so any conversion is a single multiplication. To go the other way, divide by 236.588 instead.
Is this cups to ml converter accurate?
Yes. It uses the exact internationally defined conversion factors and calculates in your browser, so nothing is rounded until the result is displayed.
Can I convert millilitres back to US cups here?
Yes. Use the swap button in the converter to reverse the direction, or pick any other pair of units from the two dropdowns.