🔄 Reverse Volume Conversion

Cups of Powdered Sugar (Confectioners) to Grams Converter

Standard Bulk Density120g / US Legal Cup

1 US cup of unsifted powdered sugar weighs 120 grams (100g sifted). Use this tool to calculate exact gram weights for cup quantities specified in US, Metric, or UK baking recipes. Reference source: USDA FoodData Central / King Arthur Baking.

Interactive Powdered Sugar (Confectioners) Cup Calculator

Required Weight in Grams
120 grams
(approx 4.23 oz)

Powdered Sugar (Confectioners) Cups to Grams Conversion Table (1/8 Cup to 3 Cups)

Exact gram weights for common baking cup volumes calculated across US Legal (240 ml), US Customary (236.59 ml), and Metric (250 ml) cup standards.

Cup VolumeUS Legal Cup (240 ml)US Customary (236.59 ml)Metric Cup (250 ml)Weight in Ounces (oz)
1/8 cup15 g15 g16 g0.53 oz
1/4 cup30 g30 g31 g1.06 oz
1/3 cup40 g39 g42 g1.41 oz
1/2 cup60 g59 g63 g2.12 oz
2/3 cup80 g79 g83 g2.82 oz
3/4 cup90 g89 g94 g3.17 oz
1 cup120 g118 g125 g4.23 oz
1 1/4 cups150 g148 g156 g5.29 oz
1 1/2 cups180 g177 g188 g6.35 oz
1 3/4 cups210 g207 g219 g7.41 oz
2 cups240 g237 g250 g8.47 oz
2 1/2 cups300 g296 g313 g10.58 oz
3 cups360 g355 g375 g12.70 oz

🔬 Why Weight Accuracy Matters for Powdered Sugar (Confectioners)

Extremely fine pulverized sugar mixed with cornstarch to prevent caking.

💡 Best Measuring Technique

  • Check recipe to see if sugar should be measured before or after sifting.

Frequently Asked Questions: Powdered Sugar (Confectioners) Cups to Grams

How many grams is 1 cup of Powdered Sugar (Confectioners)?

1 US Legal Cup (240 ml) of powdered sugar (confectioners) weighs 120 grams. 1 US Customary Cup (236.59 ml) weighs approx 118 grams, and 1 Metric Cup (250 ml) weighs 125 grams.

How many grams is 1/2 cup of Powdered Sugar (Confectioners)?

1/2 US Legal Cup of powdered sugar (confectioners) weighs 60 grams.

How do I convert cups of Powdered Sugar (Confectioners) to grams on a scale?

Multiply the number of cups in your recipe by 120g. For example, 1.5 cups × 120g = 180 grams.