Back to home

Powdered Sugar

Density: 0.507 g/ml • Sugars & Sweeteners

Convert Powdered Sugar

Quick Reference — 1 Powdered Sugar

FromToEquals
1 cupsg120
1 cupstbsp16
1 cupstsp48
1 tbspg7.5
1 tbsptsp3
1 tspg2.5
1 ozg28.35
1 gcups0.008
1 gtbsp0.133

How to measure powdered sugar

Powdered sugar (also called confectioners sugar) is finely ground sugar with a small amount of cornstarch. One cup of powdered sugar weighs 120 grams unsifted, or about 100 grams sifted. It is used for frostings, glazes, and dusting.

Source: King Arthur Baking Company & USDA National Nutrient Database

Powdered Sugar Conversion Chart (grams to cups)

GramsCups
50 g≈ 0.42 cups
100 g≈ 0.83 cups
150 g≈ 1.25 cups
200 g≈ 1.67 cups
250 g≈ 2.08 cups
300 g≈ 2.50 cups
400 g≈ 3.33 cups
500 g≈ 4.17 cups

Approximate values based on density of 0.507 g/ml. Always weigh for precision.

Powdered Sugar Conversion FAQs

How many grams in 1 cup of powdered sugar?+

1 US cup of powdered sugar weighs approximately 120 grams. This is based on the ingredient's density of 0.507 g/ml, which is the standard used by professional bakers.

How many grams in 1 tablespoon of powdered sugar?+

1 tablespoon of powdered sugar weighs approximately 7.5 grams (1/16 of a cup). Use the converter above for any amount.

How many grams in 1 teaspoon of powdered sugar?+

1 teaspoon of powdered sugar weighs approximately 2.5 grams (1/48 of a cup).

How many cups is 100 grams of powdered sugar?+

100 grams of powdered sugar is approximately 0.83 cups (about 13 tablespoons). Weighing is always more accurate than measuring by volume.

Is 1 cup of powdered sugar the same as 120 grams?+

Yes — in professional baking standards, 1 US cup of powdered sugar equals 120 grams. Always use a kitchen scale for the most accurate results, since how ingredients settle in a cup can vary.