Cups & Temps

How many grams in a cup of powdered sugar (unsifted)?

One US cup of powdered sugar (unsifted) weighs about 120 grams (4.23 oz). A tablespoon is about 7.5 g and a teaspoon about 2.5 g.

1 cup
120 gUnsifted, spooned
1 tablespoon
7.5 g1/16 cup
1 teaspoon
2.5 g1/48 cup
100 grams
0.833 cup13.3 tablespoons

Weights from USDA FoodData Central and King Arthur Baking. Checked .

Convert powdered sugar (unsifted)

Change the amount or units; the ingredient is already set.

120grams

1 cup of powdered sugar (unsifted) = 120 grams

    Powdered sugar (unsifted) cups to grams chart

    CupsGramsOunces
    1/8 cup15 g0.529 oz
    1/4 cup30 g1.06 oz
    1/3 cup40 g1.41 oz
    1/2 cup60 g2.12 oz
    2/3 cup80 g2.82 oz
    3/4 cup90 g3.17 oz
    1 cup120 g4.23 oz
    1 1/2 cups180 g6.35 oz
    2 cups240 g8.47 oz
    3 cups360 g12.7 oz
    4 cups480 g16.9 oz

    Powdered sugar (unsifted) grams to cups

    GramsCupsTablespoons
    25 g0.208 cups3.33 tbsp
    50 g0.417 cups6.67 tbsp
    100 g0.833 cups13.3 tbsp
    125 g1.04 cups16.7 tbsp
    150 g1.25 cups ≈ 1 1/4 cup20 tbsp
    200 g1.67 cups ≈ 1 2/3 cup26.7 tbsp
    250 g2.08 cups33.3 tbsp
    300 g2.5 cups ≈ 2 1/2 cup40 tbsp
    400 g3.33 cups ≈ 3 1/3 cup53.3 tbsp
    500 g4.17 cups66.7 tbsp
    1000 g8.33 cups ≈ 8 1/3 cup133 tbsp

    How we got 120 g

    Unsifted, spooned. USDA FDC SR Legacy 169656 'Sugars, powdered': 1 cup unsifted = 120 g; 1 cup sifted = 100 g.

    • King Arthur (unsifted): 113 g per cup
    • USDA sifted: 100 g per cup

    Very fine and compressible; sifting aerates it and drops weight ~17%.

    sifted grams per cup: 100

    Questions people ask

    How many cups is 100 grams of powdered sugar (unsifted)?

    About 0.833 cups (13.3 tablespoons).

    How many grams is 1/2 cup of powdered sugar (unsifted)?

    About 60 grams.

    Sources