Cups to Millilitres

Convert cups (cup) to millilitres (mL) instantly — with formula and reference table.

cup
mL

Quick answer: 1 cup = 236.588237 mL. To convert cups to millilitres, multiply by cup × 236.588237.

Converting cups to millilitres

This converter changes a value in cups (cup) into millilitres (mL). One cup equals 236.588237 mL. One US cup equals 236.588 millilitres. Cooking cups vary by country, so this converter uses the US legal cup. The conversion runs entirely in your browser — enter a value and the result updates instantly, in either direction.

Formula

mL = cup × 236.588237

Example

Convert 10 cup to mL: 10 × 236.588237 = 2365.882365 mL.

Cups to Millilitres conversion table

Cups (cup)Millilitres (mL)
1 cup236.588237 mL
2 cup473.176473 mL
3 cup709.76471 mL
5 cup1182.941183 mL
10 cup2365.882365 mL
20 cup4731.76473 mL
25 cup5914.705913 mL
50 cup11829.411825 mL
100 cup23658.82365 mL

How to use this converter

  1. Enter a value in the cups (cup) field.
  2. Read the converted value in millilitres (mL) below.
  3. Type into the mL field instead to convert in reverse, or use the swap button.

Frequently asked questions

How many millilitres are in a cup?

1 US cup equals 236.588 millilitres; a metric cup is 250 mL.

How do I convert 2 cups to mL?

2 times 236.588 = 473.2 mL.

Why do cup sizes differ?

The US customary cup (236.6 mL), US legal cup (240 mL) and metric cup (250 mL) all differ slightly. This tool uses the US customary cup.

Last updated: 2026-05-27 Free · No signup · Works offline Suggest an improvement