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1 Cup of Powdered Sugar in Grams

1 cup of powdered sugar = 120 grams

That's 120 g, or 4.23 oz by weight.

1 cup of powdered sugar in other units

Grams
120
Ounces
4.23
Metric cups (250 ml)
0.95
Tablespoons
16
Milliliters
237

Powdered Sugar converter

1 cup = 120 grams

How to convert cups of powdered sugar to grams

One level US cup of powdered sugar weighs about 120 g. Multiply: 1 × 120 = 120 g.

This is unsifted powdered sugar spooned into the cup. Sifted powdered sugar is lighter, about 100 g per cup.

Powdered Sugar: cups to grams chart

CupsGrams
1/8 cup15 grams
1/4 cup30 grams
1/3 cup40 grams
1/2 cup60 grams
2/3 cup80 grams
3/4 cup90 grams
1 cup120 grams
1 1/4 cups150 grams
1 1/2 cups180 grams
2 cups240 grams
2 1/2 cups300 grams
3 cups360 grams
4 cups480 grams

1 cup of other ingredients

The same amount weighs very different things depending on the ingredient:

IngredientGrams
Granulated Sugar200 grams
Brown Sugar220 grams
Caster Sugar220 grams
Coconut Sugar150 grams
Honey340 grams
Maple Syrup315 grams
Golden Syrup340 grams
Molasses337 grams
All-Purpose Flour125 grams
Bread Flour127 grams
Almond Flour96 grams
Butter227 grams
Milk244 grams
Rolled Oats90 grams

More powdered sugar conversions

Frequently asked questions

How many grams is 1 cup of powdered sugar?

1 cup of powdered sugar is 120 grams, based on 120 g per level US cup.

Is it different with a UK or Australian cup?

Slightly. UK, Australian and New Zealand recipes use a 250 ml metric cup, which is about 6% bigger than a US cup (236.6 ml). Using a metric cup, 1 cup of powdered sugar would be 127 g.

Should I weigh powdered sugar or measure it by volume?

This is unsifted powdered sugar spooned into the cup. Sifted powdered sugar is lighter, about 100 g per cup. Weighing is always more accurate, which is why grams are the safest choice for baking.