Quick Answer: Milliliters to Cups (US)
One milliliter is approximately 0.004227 US cups (1 mL ≈ 0.004227 cup).
Conversely, 1 cup ≈ 236.59 mL.
Formula: cup = mL ÷ 236.5882365
Worked examples
- 50 mL ≈ 0.2113 cup
- 100 mL ≈ 0.4227 cup
- 150 mL ≈ 0.634 cup
Method and limitations
To convert milliliters to US cups, divide the milliliter value by 236.5882365. Calculations use full-precision constants; answers in this box are rounded for readability (≈ marks a rounded value) and the calculator shows up to 9 significant figures. This page uses the US customary cup (236.5882365 mL); a metric cup is 250 mL. Cups measure volume, so converting to grams needs the ingredient’s density.
Each factor is exact by definition, derived from exact definitions, or a documented conventional value — see the methodology and sources.
Conversion Formula
To convert milliliters to US cups, divide the milliliter value by 236.5882365.
Complete Guide to Milliliters to Cups (US) Conversion
What is a milliliter?
A milliliter (mL) is a metric unit equal to 1/1000 of a liter, used for precise liquid measurements.
What is a US cup?
A US cup is a volume unit equal to 8 fluid ounces (237 mL), commonly used in American cooking.
How the Conversion Works
Dividing by 236.5882365 converts mL to cups because one US cup equals exactly 236.5882365 milliliters.
Why This Conversion Matters
This conversion helps when adapting metric recipes to US measurements or using American cookware.
Step-by-Step Conversion Guide
Follow these steps to convert milliliters to cups (us) manually:
Start with your value in milliliters
Example: You want to convert 150 mL
Apply the conversion formula
Use the formula: cup = mL ÷ 236.5882365
Calculate the result
150 mL = 0.634 cup
Verify your answer
Use our calculator above to double-check your manual calculation.
Quick Mental Math Tip
To convert milliliters to US cups, divide the milliliter value by 236.5882365.
Common Conversions
| Milliliters (mL) | Cups (US) (cup) | Cups (US) → Milliliters |
|---|---|---|
| 50 mL | 0.211338 | 50 cup = 11,829.4 mL |
| 100 mL | 0.422675 | 100 cup = 23,658.8 mL |
| 150 mL | 0.634013 | 150 cup = 35,488.2 mL |
| 200 mL | 0.845351 | 200 cup = 47,317.6 mL |
| 250 mL | 1.05669 | 250 cup = 59,147.1 mL |
| 300 mL | 1.26803 | 300 cup = 70,976.5 mL |
| 500 mL | 2.11338 | 500 cup = 118,294 mL |
| 750 mL | 3.17006 | 750 cup = 177,441 mL |
| 1000 mL | 4.22675 | 1000 cup = 236,588 mL |
Popular Milliliters to Cups (US) Conversions
Tap any value to load it into the calculator above.
When You'll Need This Conversion
Following US Recipes
Convert metric measurements to cups when using American recipe books or cooking shows.
Kitchen Equipment
Understand US measuring cup markings when using American kitchen equipment.
Pro Tips for Accurate Conversions
Divide by 240 for quick estimates
500 mL ÷ 240 ≈ 2 cups. This is close enough for most cooking purposes.
4 cups per liter
Remember that 1 liter is approximately 4 cups (actually 4.23). Easy for scaling recipes.
Frequently Asked Questions
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Conversion factors on this page are either exact by definition, derived from exact definitions, or conventional values in documented use. Each is listed with its source in our conversion methodology and sources, which cites the BIPM SI Brochure, NIST Special Publication 811 and the relevant IEC or national standards. Results are rounded for display only; calculations use full precision.