HomeUnit Conversion › US cups to Milliliters

US cups to Milliliters (cup to mL)

Convert US cups to milliliters: 1 cup = 236.588 mL. Exact conversion factor, formula, 22-row table and worked examples, with JSON API and MCP access.

Formula

1 cup = 236.588 mL

milliliters = US cups × 236.5882365 — reverse: US cups = milliliters × 0.004226752838

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 milliliters conversion table

US cups (cup)Milliliters (mL)
1236.588
2473.176
3709.765
4946.353
51182.94
61419.53
71656.12
81892.71
92129.29
102365.88
153548.82
204731.76
255914.71
307097.65
409463.53
5011829.4
7517744.1
10023658.8
20047317.6
25059147.1
500118294
1000236588

FAQ

How many milliliters are in one cup?

1 cup = 236.588 mL. 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 milliliters?

Multiply the value in US cups by 236.5882365: milliliters = US cups × 236.5882365. For example, 5 cup = 1182.94 mL.

How do I convert milliliters back to US cups?

Multiply by the inverse factor 0.004226752838 (US cups = milliliters × 0.004226752838), or use the milliliters-to-US cups page.

Related conversions

Machine access

Sources