HomeUnit Conversion › US cups to Liters

US cups to Liters (cup to L)

Convert US cups to liters: 1 cup = 0.236588 L. Exact conversion factor, formula, 22-row table and worked examples, with JSON API and MCP access.

Formula

1 cup = 0.236588 L

liters = US cups × 0.2365882365 — reverse: US cups = liters × 4.226752838

The factor is derived from the SI definitions of both units (base unit: L) as listed in NIST SP 811; results on this page are shown to 6 significant figures, the API returns up to 12.

Worked examples

US cups to liters conversion table

US cups (cup)Liters (L)
10.236588
20.473176
30.709765
40.946353
51.18294
61.41953
71.65612
81.89271
92.12929
102.36588
153.54882
204.73176
255.91471
307.09765
409.46353
5011.8294
7517.7441
10023.6588
20047.3176
25059.1471
500118.294
1000236.588

FAQ

How many liters are in one cup?

1 cup = 0.236588 L. The factor comes from the SI definitions of both units (NIST SP 811 / BIPM), so it is exact or correct to at least 10 significant figures.

What is the formula to convert US cups to liters?

Multiply the value in US cups by 0.2365882365: liters = US cups × 0.2365882365. For example, 5 cup = 1.18294 L.

How do I convert liters back to US cups?

Multiply by the inverse factor 4.226752838 (US cups = liters × 4.226752838), or use the liters-to-US cups page.

Related conversions

Machine access

Sources