Convert Teaspoons to Grams: Cornstarch

Convert teaspoons of cornstarch to grams with this precise reference table. 1 teaspoon of cornstarch = 2.67g. There are 48 teaspoons in 1 US cup (128g) and 3 teaspoons in 1 tablespoon (8g). Teaspoon measurements are critical for accuracy when using cornstarch in small quantities — even a difference of 1g can matter in precise baking recipes.

1 tsp
2.67g
2 tsp
5.3g
4 tsp
10.7g

Cornstarch Teaspoons to Grams Table

TeaspoonsGrams
1/4 tsp0.67g
1/2 tsp1.33g
1 tsp2.67g
1 1/2 tsp4g
2 tsp5.33g
3 tsp (1 tbsp)8g
4 tsp10.67g
6 tsp (2 tbsp)16g
8 tsp21.33g
12 tsp (1/4 cup)32g
24 tsp (1/2 cup)64g
48 tsp (1 cup)128g

Based on USDA FoodData Central data (1 US cup = 240ml = 16 tablespoons = 48 teaspoons). Note: Cornstarch (corn flour in UK) is a fine white powder. 1 cup = 128g. Used as a thickener for sauces and gravies. 1 tablespoon cornstarch = 2 tablespoons all-purpose flour as a thickener.

About Cornstarch Density

The density of cornstarch determines how much it weighs per unit of volume. At 0.533g/ml, 1 US cup (240ml) of cornstarch weighs 128g under USDA standard conditions.

1 teaspoon = 1/48 cup = 5ml. For cornstarch, this equals 2.67g per teaspoon. Teaspoon measurements are critical for spices, extracts, and leavening agents where small differences have large effects. A kitchen scale is especially recommended for teaspoon-level precision.

Frequently Asked Questions

How many grams is 1 teaspoon of cornstarch?

1 teaspoon of cornstarch weighs approximately 2.67 grams (128g per cup ÷ 48 teaspoons per cup).

How many grams is 1/2 teaspoon of cornstarch?

1/2 teaspoon of cornstarch weighs approximately 1.34 grams.

How many teaspoons is 100g of cornstarch?

100g of cornstarch equals approximately 37.5 teaspoons.

Why is teaspoon-to-gram conversion important for cornstarch?

Small amounts like spices and leavening agents are often measured in teaspoons. For precision baking or cooking, knowing that 1 tsp of cornstarch = 2.67g helps avoid over- or under-measuring.

Direct Conversion Pages for Cornstarch

Data source: USDA FoodData Central SR Legacy (FDC ID: 20027). View original USDA record

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