# Cups to Milliliters Converter

Convert US cups to milliliters instantly. Accurate cups to mL conversion with liters, fluid ounces, and tablespoons.

## What this calculates

Quickly convert US customary cups to milliliters and other common volume units. Whether you are adapting a recipe or measuring ingredients, this tool provides exact conversions based on the internationally recognized US cup definition.

## Inputs

- **Cups (US)** (cups) — min 0 — Enter the number of US customary cups.

## Outputs

- **Milliliters** (mL) — Volume in milliliters.
- **Liters** (L) — Volume in liters.
- **Fluid Ounces** (fl oz) — Volume in US fluid ounces.
- **Tablespoons** (tbsp) — Volume in US tablespoons.

## Details

The US customary cup is defined as exactly 236.588 milliliters. This converter uses that precise value to give you accurate results for cooking, baking, and scientific measurements.

Conversion formulas

- Milliliters = Cups × 236.588

- Liters = Cups × 0.236588

- Fluid Ounces = Cups × 8

- Tablespoons = Cups × 16

Quick Reference Table

Cups
mL
Liters
fl oz
tbsp

1/4
59.15
0.0591
2
4

1/2
118.29
0.1183
4
8

1
236.59
0.2366
8
16

2
473.18
0.4732
16
32

4
946.35
0.9464
32
64

Note that the US cup differs from the metric cup (250 mL) and the Imperial cup (284.131 mL). This converter uses the US customary cup, which is the standard in American recipes.

## Frequently Asked Questions

**Q: How many mL are in 1 US cup?**

A: One US customary cup is equal to exactly 236.588 milliliters. This is the standard definition used in American cooking and baking.

**Q: Is a US cup the same as a metric cup?**

A: No. A US customary cup is 236.588 mL, while a metric cup (used in Australia, New Zealand, and some other countries) is exactly 250 mL. Always check which cup standard your recipe uses.

**Q: How do I convert cups to tablespoons?**

A: One US cup equals 16 US tablespoons. Simply multiply the number of cups by 16 to get tablespoons.

**Q: Why do recipes use cups instead of milliliters?**

A: Cups are the traditional volumetric measurement in American cooking. Many US recipes use cups for convenience, while European and scientific recipes tend to use milliliters or grams for greater precision.

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Source: https://vastcalc.com/calculators/food/cups-to-ml
Category: Food & Cooking
Last updated: 2026-04-21