How many teaspoons is 100 g of cornstarch?

100 g of cornstarch is about 37 teaspoons.

Why isn't 100 g exactly 1 teaspoon?

Because cornstarch isn't the same density as water. A teaspoon holds a fixed volume, and cornstarch weighs more or less than water for that volume.

Grams of cornstarch to teaspoons

Answer

100 g of cornstarch = 37 teaspoons

Convert any amount

Amount gram = – teaspoon

Conversion table

Grams	Teaspoons
10 g	3.7 tsp
25 g	9.26 tsp
50 g	18.5 tsp
100 g	37 tsp
150 g	55.6 tsp
200 g	74.1 tsp
250 g	92.6 tsp
300 g	111 tsp
500 g	185 tsp

Handy tools for this

Digital kitchen scale The most accurate way to bake — skip the cup guesswork and weigh straight into the bowl to the nearest gram. Check price → Measuring cups set A sturdy nested set of US cups for recipes written in cups. Cheap, dishwasher-safe and built to last. Check price → Measuring spoons Tablespoon and teaspoon set for small, precise amounts of baking powder, salt and spices. Check price →

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How to measure

Cornstarch is very light and packs easily. Spoon it into the cup and level off — a packed cup can weigh noticeably more and over-thicken a sauce.

Frequently asked questions

How many teaspoons is 100 g of cornstarch?: 100 g of cornstarch is about 37 teaspoons.
Why isn't 100 g exactly 1 teaspoon?: Because cornstarch isn't the same density as water. A teaspoon holds a fixed volume, and cornstarch weighs more or less than water for that volume.

Related conversions

Values are approximate — ingredient density varies with brand, humidity and how you measure. For baking, weighing on a scale is always the most reliable method.