Convert 1 cup to l

How to convert US cups to liters

1. Formula: liters = US cups × 0.23658824
2. Put in the value: 1 US cup.
3. Result: 0.23658824 liters.

US cups to liters table

Converting the other way: liters to US cups

US cups = liters × 4.226753. So 0.23658824 liters is back to 1 US cup; one liter is 4.226753 US cups. See the liters to US cups table.

Quick estimate in your head

For a rough answer, multiply by about 0.2: 1 × 0.2 ≈ 0.2 l, against the exact 0.23658824 l (15.5% out). Good enough to check that a calculated result is sensible.

Common mistakes

The usual slip is using the factor the wrong way round. A US cup is smaller than a liter, so the number of liters must come out smaller than the number of US cups. If your answer goes the other way, divide instead of multiplying.

About the units

US cup (cup) and liter (l) are both units of volume. One US cup equals 0.23658824 liters, and one liter equals 4.226753 US cups. Results on this page are rounded for display; the conversion itself uses the exact definitions.

Volume conversions come up in recipes, fuel economy, drink and bottle sizes, garden and pool water, and engine sizes.

1 US cup in other units

The most readable unit for this amount is US cups (1).

• 236.588236 ml
• 0.23658824 l
• 0.00023659 m3
• 48 tsp
• 16 tbsp
• 8 floz
• 0.5 pt
• 0.25 qt
• 0.0625 gal
• 0.05204214 impgal

How this answer was calculated

The result is worked out from the numbers in this page's address when the page is opened, using exact arithmetic wherever possible and rounding only for display. Nothing is copied from a printed table. If you think an answer is wrong, please tell us through the contact page and we will check it.

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