Baking Conversions
How Many Milliliters in a Cup?
1 US customary cup equals approximately 236.6 milliliters, commonly rounded to 237 mL.
Quick Answer
237 mL
US cup = milliliters
Conversion Table
| US cup | milliliters | Note |
|---|---|---|
| 1/4 cup | 59 mL | US |
| 1/3 cup | 79 mL | US |
| 1/2 cup | 118 mL | US |
| 1 cup (US) | 237 mL | Standard |
| 1 cup (Metric) | 250 mL | UK/AU/NZ |
| 1 cup (Imperial) | 284 mL | Old British |
Alternative Conversions
US Standard
237 mL
Metric/UK
250 mL
Imperial
284 mL
Legal US
240 mL
Frequently Asked Questions
Is 250ml equal to 1 cup?
250 mL equals 1 metric cup, used in the UK, Australia, and New Zealand. However, 1 US cup equals approximately 237 mL.
How much is 1 cup of water in mL?
1 US cup of water equals approximately 237 mL or 237 grams (since water density is 1 g/mL).