GramsToCupsGramsToCups

100 Grams of Cornstarch to Cups

Ingredient
Cornstarch
Cup standard
Cups (US Customary)
0.78 (¾)
Tablespoons
12.5
Teaspoons
37.5
Milliliters
185 ml

100 grams of cornstarch = 0.78 cups (¾ cup / 12.5 tablespoons)

Cornstarch has a density of approximately 128g per cup. Sifted cornstarch is closer to 115g. Source: USDA FoodData Central.

GramsCupsFractionTablespoons
90g0.7011.3
95g0.74¾11.9
100g0.78¾12.5
110g0.8613.8
120g0.9415.0

Bakers reach for cornstarch in amounts like this for everyday recipes — scaling a batch up, adjusting a single serving, or matching a recipe written in grams. Measuring by weight keeps the result consistent no matter who's in the kitchen.

Frequently Asked Questions

What is 100 grams of cornstarch in cups?+

100 grams of cornstarch is 0.78 cups (¾ cup), or 12.5 tablespoons.

How do I measure 100 grams of cornstarch without a scale?+

Use ¾ cup, spooned in and leveled off with a straight edge. If you only have tablespoons, use 12.5 tablespoons instead.