Half Cup of Cake Flour in Grams

1/2 cup of cake flour weighs 50g (1.76 oz, 120ml) according to USDA FoodData Central (1 cup cake flour = 100g, spooned and leveled method). 1/2 cup = 0.5 of a full cup (240ml). See the full conversion table below for all amounts from 1 tablespoon to 3 cups.

1/2 Cup
50g
1.76 oz
1/2 Cup → ml
120ml
0.417 g/ml density
1 cup reference
100g
USDA standard

Cake Flour Cup-to-Gram Conversion Table

Full range from 1 tablespoon to 3 cups. The highlighted row shows 1/2 cup.

AmountGrams
1 tbsp6.25g
2 tbsp12.5g
1/8 cup12.5g
1/4 cup25g
1/3 cup33.33g
1/2 cupthis page50g
2/3 cup66.67g
3/4 cup75g
1 cup100g
1 1/4 cups125g
1 1/2 cups150g
1 3/4 cups175g
2 cups200g
2 1/2 cups250g
3 cups300g

Source: USDA FoodData Central (FDC ID: 20083). 1 US cup = 240ml. Values use spooned-and-leveled method.

1/2 Cup of Different Ingredients — Weight Comparison

1/2 cup of different ingredients varies widely in weight because each has a different density. This matters when substituting ingredients in recipes.

Ingredient1/2 Cup (g)
Almond Flour48g
Cake Flourcurrent50g
Coconut Flour56g
Whole Wheat Flour60g
Buckwheat Flour60g
All-Purpose Flour62.5g
Bread Flour65g
Rice Flour (white)70g
Semolina Flour83.5g

All values use USDA FoodData Central spooned-and-leveled method. Click any ingredient to see its full conversion table.

Measuring Cake Flour Accurately

Why weight matters: 1/2 cup of cake flour can weigh anywhere from 43g to 60g depending on how you measure it. The USDA standard is 50g (spooned and leveled). Scooping directly from the container can add 10–20% extra weight, which affects recipe results — especially in baking.

About cake flour density: Cake flour is the lightest of all wheat flours. Very finely milled with low protein (7-9%). 1 cup = 100g (sifted). Always sift cake flour before measuring. Used for tender cakes, delicate pastries.

Spoon & Level
50g
USDA standard — most accurate for volume cups
Scooped (packed)
~57g
10–20% heavier — avoid for precision baking
Kitchen Scale
50g
Most reliable — eliminates technique variation

About 1/2 Cup as a Measurement

1/2 cup (120ml) is the most common single-serving measurement in baking. It equals 8 tablespoons or 24 teaspoons. Most standard muffin recipes call for 1/2 cup of flour per 6 muffins.

Half cup is a standard baking unit used in muffins, quick breads, pancakes, and cookie doughs. It represents exactly half of a US standard measuring cup (240ml).

Frequently Asked Questions

How many grams is 1/2 cup of cake flour?

1/2 cup of cake flour weighs 50 grams (1.76 oz, 120ml). Based on USDA FoodData Central: 1 cup cake flour = 100g, so 1/2 cup = 100 × 0.500 = 50g.

Is 1/2 cup of cake flour the same weight every time?

The weight can vary slightly depending on measuring technique. Spooned and leveled gives 50g. Scooped (packed) can be 10–20% heavier. Sifted gives a lighter weight. The USDA standard (spooned and leveled) of 50g is the most reliable baseline for recipes.

How do I accurately measure 1/2 cup of cake flour?

For accuracy, use a kitchen scale and weigh 50g of cake flour. If using measuring cups, spoon the cake flour lightly into a 1/2 Cup measuring cup and level off the top with a straight edge. Avoid scooping directly from the container, which compacts the ingredient and adds extra weight.

How does 1/2 cup of cake flour compare to other ingredients?

1/2 cup of different ingredients varies significantly: Almond Flour = 48g, Cake Flour = 50g, Coconut Flour = 56g. This is because each ingredient has a different density.

Other Amounts for Cake Flour

Data source: USDA FoodData Central SR Legacy (FDC ID: 20083). View original USDA record

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