Convert millilitres to Cup (US)
Americas · Cooking Measures · active · modern
Conventional value The unit is customary but its modern value is settled and widely cited; the arithmetic itself is exact.
1 millilitre = 0.00422676 Cup (US)
Cup (US) = millilitres × 0.0042267571
Convert any amount
millilitres to Cup (US) table
| millilitres | Cup (US) |
|---|---|
| 0.25 millilitres | 0.00105669 Cup (US) |
| 0.5 millilitres | 0.00211338 Cup (US) |
| 1 millilitre | 0.00422676 Cup (US) |
| 2 millilitres | 0.00845351 Cup (US) |
| 3 millilitres | 0.0126803 Cup (US) |
| 4 millilitres | 0.016907 Cup (US) |
| 5 millilitres | 0.0211338 Cup (US) |
| 10 millilitres | 0.0422676 Cup (US) |
| 20 millilitres | 0.0845351 Cup (US) |
| 25 millilitres | 0.105669 Cup (US) |
| 50 millilitres | 0.211338 Cup (US) |
| 100 millilitres | 0.422676 Cup (US) |
About the Cup (US)
US cup = 236.6ml = 8 fl oz.
- Symbol
- cup US
- Value in SI
- 1 Cup (US) = 0.236588 litre
- Typical use
- cooking
- Source
- UnitConvertLab measurement atlas
Every atlas conversion routes through the SI litre. See our methodology and data provenance pages for how these values are sourced and verified.
Related units and variant risk
Other cooking measures units in the Americas family, least settled first. If your figure came from a land record, invoice or historical document rather than a calculator, check these before assuming a single standard.
Related conversions
Frequently asked
How many Cup (US) are in a millilitre?
1 millilitre = 0.00422676 Cup (US). Multiply the number of millilitres by 0.0042267571 to get Cup (US).
What is Cup (US) used for?
US cup = 236.6ml = 8 fl oz. It is classified as active and dates from the modern period.
Is the Cup (US) value exact?
Yes for practical purposes. UnitConvertLab converts every atlas unit through the SI litre, so the arithmetic itself introduces no rounding beyond the digits shown.
How reliable is this Cup (US) conversion?
Conventional value — The unit is customary but its modern value is settled and widely cited; the arithmetic itself is exact. Source: UnitConvertLab measurement atlas.
Cite this page
UnitConvertLab. (2026). Convert millilitres to Cup (US). UnitConvertLab. Retrieved from https://unitconvertlab.com/regional/milliliter-to-cup-us
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