Grams Per Cup

Powdered Sugar: Cups to Grams

One US cup of powdered sugar weighs about 120 grams (4.2 oz). Use the converter or the chart below for any amount.

Quick answer

Unit
Ingredient
Powdered Sugar
—

Approximate values. Density varies with how the ingredient is packed, sifted, or measured.

Powdered Sugar cups to grams chart

Amount Grams Ounces
1/8 cup powdered sugar 15 g 0.5 oz
1/4 cup powdered sugar 30 g 1.1 oz
1/3 cup powdered sugar 40 g 1.4 oz
1/2 cup powdered sugar 60 g 2.1 oz
2/3 cup powdered sugar 80 g 2.8 oz
3/4 cup powdered sugar 90 g 3.2 oz
1 cup powdered sugar 120 g 4.2 oz
1 1/2 cups powdered sugar 180 g 6.3 oz
2 cups powdered sugar 240 g 8.5 oz
3 cups powdered sugar 360 g 12.7 oz
1 tablespoon powdered sugar 7.5 g 0.3 oz
1 teaspoon powdered sugar 2.5 g 0.1 oz

Powdered Sugar grams to cups

Working the other way? Since 1 cup of powdered sugar is about 120 g, here is how common gram weights convert back to cups.

Grams Cups (approx)
50 g powdered sugar 0.42 cups
100 g powdered sugar 0.83 cups
125 g powdered sugar 1.04 cups
150 g powdered sugar 1.25 cups
200 g powdered sugar 1.67 cups
250 g powdered sugar 2.08 cups
500 g powdered sugar 4.17 cups

Measuring powdered sugar accurately

Also called icing or confectioners’ sugar. Sift before measuring. Because a cup measures volume rather than weight, the most reliable way to get the same result every time is to weigh powdered sugar on a kitchen scale and aim for the gram figure above. The conversions on this page are based on the US cup of about 236.6 ml.

FAQ

How many grams is 1 cup of powdered sugar?
One US cup of powdered sugar weighs about 120 grams (4.2 oz). Also called icing or confectioners’ sugar. Sift before measuring.
How many grams is half a cup of powdered sugar?
Half a US cup of powdered sugar is about 60 grams.
How many grams is 1 tablespoon of powdered sugar?
One tablespoon of powdered sugar is about 7.5 grams, since a tablespoon is one sixteenth of a cup.

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