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US Cups to Ounces Converter

Convert US cups (cup) to ounces (avoirdupois) (oz), with the formula, a conversion table and exact factors.

Change the values and press Calculate to work out your own figures.

Convert cups and spoons to grams or ounces (or back) for a chosen ingredient, using USDA weights, or enter your own density.

The quantity to convert. Fractions such as 3/4 or 1 1/2 are accepted.
Unit you want. Swap exchanges the two units.
Weight per cup differs by ingredient and by how it is measured (sifted, packed, chopped). Each option names the assumption used; choose Other to enter your own density.
Only used when the ingredient is Other: the weight per volume of your ingredient.
Result
Converted amount
8.3454 oz
Density used
1 g/mL (USDA FDC 174158, 1 ml = 1 g)

1 US cups of water = 8.3454 ounces (avoirdupois). Weights for cups and spoons vary with how the ingredient is measured, so treat this as a close estimate.

The same amount in other weight units
UnitAmount
milligrams236,588
grams236.588
kilograms0.236588
pounds0.521588
Show the working
  1. 1 cup = 236.5882365 mL
  2. × 1 g/mL (USDA FDC 174158, 1 ml = 1 g) = 236.5882365 g
  3. = 8.34540445202 oz

How to convert us cups to ounces

1 cup = 8.3454 oz, so multiply by 8.3454 to go from US cups to ounces (avoirdupois). Going the other way, 1 oz = 0.119826 cup.

oz = cup × 8.3454
cup = oz × 0.119826

Worked example:

5 cup = 1182.9411825 mL
× 1 g/mL (USDA FDC 174158, 1 ml = 1 g) = 1182.9411825 g
= 41.7270222601 oz

US Cups to ounces table

US CupsOunces
1 cup8.3454 oz
2 cup16.6908 oz
3 cup25.0362 oz
4 cup33.3816 oz
5 cup41.727 oz
6 cup50.0724 oz
7 cup58.4178 oz
8 cup66.7632 oz
9 cup75.1086 oz
10 cup83.454 oz
15 cup125.181 oz
20 cup166.908 oz
25 cup208.635 oz
30 cup250.362 oz
40 cup333.816 oz
50 cup417.27 oz
75 cup625.905 oz
100 cup834.54 oz
250 cup2,086.35 oz
500 cup4,172.7 oz
1000 cup8,345.4 oz

About the units

US Cups (cup)
US cups, a US customary unit. Definition: NIST Handbook 44 Appendix C (US customary units; US gallon = 231 in³).
Ounces (oz)
Ounces (avoirdupois), a US customary unit. Definition: NIST Handbook 44 Appendix C (US customary units; US gallon = 231 in³).

Formula version 0.1.0Reviewed