Cups to Milliliters Converter

Convert US cups to milliliters instantly. Perfect for cooking, baking, coffee, smoothies, and more. Enter cups and get exact mL.

🧪 Quick Conversion: 1 cup = 236.588 mL | 0.5 cup = 118.294 mL | 2 cups = 473.176 mL

Cups to Milliliters Calculator

Cups (cup)

Milliliters (mL)

Cups to Milliliters Examples

1 cup = 236.588 mL

1 US cup = 236.588 milliliters

0.5 cup = 118.294 mL

Half cup in milliliters

2 cups = 473.176 mL

Two cups in milliliters

250 mL = 1.056688 cups

Milliliters to cups example

100 mL = 0.422675 cups

100 mL in cups

🧮 Cups to Milliliters Conversion Guide (cup → mL)

Use this free cups to milliliters calculator for quick kitchen measurements. Ideal for recipes, meal prep, coffee brewing, and smoothies.

Formula and Quick Facts

  • Cups to Milliliters: mL = cup × 236.588
  • Milliliters to Cups: cup = mL ÷ 236.588
  • US Customary Cup: 1 cup = 236.588 mL (exact, by definition)

Cups to Milliliters: Definition, Origin/History, Current Use, Examples

Definition

A cup is a common unit of volume in North American cooking, equal to 236.588 milliliters. A milliliter (mL) is a metric unit for small liquid amounts, used worldwide in recipes, medicine, and science. This tool converts cups to milliliters for baking, beverage recipes, and lab work.

Origin or History

The cup originated from household utensils and was standardized in the 20th century. The milliliter is derived from the liter, introduced in France in 1795. Converting cups to milliliters is essential for adapting American recipes for metric kitchens and scientific experiments.

Current Use

Cups are used in the US and Canada for measuring ingredients in recipes. Milliliters are used globally for beverage bottles, medicine dosages, and lab measurements. This converter is perfect for home bakers, baristas, and scientists working with international recipes or experiments.

Examples

  • How many milliliters in 3 cups of coffee? (Answer: 710.76 mL)
  • Convert 2.5 cups of milk to milliliters for a cake recipe. (Answer: 591.47 mL)
  • How much is 1 cup of water in milliliters? (Answer: 236.59 mL)
  • Recipe calls for 500 milliliters of juice—how many cups is that? (Answer: 2.11 cups)

Whether you are following a recipe or brewing coffee, this cup ↔ mL converter gives instant, accurate results. For best precision, use US cups for US recipes and metric cups for metric recipes.

Frequently Asked Questions

How many milliliters in 1 cup?
Exactly 236.588 mL in 1 US cup. Many recipes round to 240 mL.
What is 1/2 cup in mL?
0.5 × 236.588 = 118.294 mL.
How do I convert mL back to cups?
Divide milliliters by 236.588. Example: 300 mL ÷ 236.588 = 1.268 cups.
Is this accurate for coffee measurements?
Yes. Use exact values for precision brewing or round to 240 mL as some guides do.