ml to Cups Converter
1 US cup equals 236.588 ml, so 500 ml is 2.11 US cups and 250 ml is 1.06 US cups. This ml to cups converter switches between milliliters, liters, US fluid ounces, and US cups. Use it for broth cartons, measuring jugs, recipe scaling, or drink pours where you want the US cup definition spelled out.
Quick answer
1 US cup is exactly 8 US fluid ounces, or 236.5882365 ml.
Uses the exact US cup of 236.5882365 ml. A metric cup is 250 ml, so this form keeps it separate instead of treating the two as interchangeable.
Result
2.113376US cups
Milliliters
500ml
Liters
0.5L
US fluid ounces
16.907011fl oz
What this tells you
- •1 US cup is exactly 8 US fluid ounces, or 236.5882365 ml.
- •To convert ml to US cups, divide by 236.5882365.
- •500 ml is about 2.11 US cups and 16.91 US fluid ounces.
- •A metric cup is 250 ml, so it is not the same as a US cup.
How to Use
- 1Enter the amount you want to convert.
- 2Choose the unit you are converting from.
- 3Choose the unit you want to convert to.
- 4Read the main result, then use the liters and fluid ounce equivalents when they help.
How It Works
Formula
US cups = ml / 236.5882365Divide milliliters by 236.5882365 to get US cups, because the US customary cup is defined as 8 US fluid ounces. To go back, multiply cups by 236.5882365 to get milliliters. Liters convert at 1000 ml per liter, and US fluid ounces convert at 29.5735295625 ml each. This tool keeps that US cup standard separate from the 250 ml metric cup.
Calculation note: values are processed in the order shown above, using the current input units.
Worked Examples
Convert 500 ml to US cups
Divide 500 by 236.5882365 to get about 2.11 US cups. That is useful when a soup or stock carton lists milliliters but your recipe uses cups.
Convert 2 US cups to ml
Multiply 2 by 236.5882365 to get 473.176473 ml. That is a little under half a liter.
Milliliters to US Cups Conversions
Common kitchen and bottle sizes using the US cup standard.
| Milliliters | US cups | US fluid ounces | Liters |
|---|---|---|---|
| 120 ml | 0.507 cups | 4.06 fl oz | 0.12 L |
| 236.588 ml | 1 cup | 8 fl oz | 0.237 L |
| 250 ml | 1.057 cups | 8.45 fl oz | 0.25 L |
| 500 ml | 2.113 cups | 16.91 fl oz | 0.5 L |
| 750 ml | 3.17 cups | 25.36 fl oz | 0.75 L |
| 1000 ml | 4.227 cups | 33.81 fl oz | 1 L |
250 ml is a metric cup, not a US cup. That is why 250 ml comes out slightly above 1 US cup.
Common mistakes
- Treating a metric cup and a US cup as the same thing. A metric cup is 250 ml, while a US cup is 236.588 ml.
- Rounding every cup to 240 ml when you need bottle, can, or nutrition-label precision.
- Mixing fluid ounces with weight ounces. Fluid ounces measure volume, not ingredient weight.