How to Convert Cornstarch from Grams to Cups (Complete Guide)

Cornstarch might not be the first ingredient you think about when baking, but it plays a crucial role in many recipes. Whether it's adding chocolate flavor, texture, or thickening power - getting the measurement right matters.

Here's your complete guide to converting cornstarch from grams to cups.

The Quick Answer

For cornstarch (density: 0.541 g/ml):

Weight	Spoon & Level	Dip & Sweep	Sifted
50g	0.39 cups	0.33 cups	0.46 cups
100g	0.78 cups	0.66 cups	0.92 cups
150g	1.17 cups	0.99 cups	1.38 cups
200g	1.56 cups	1.32 cups	1.84 cups
250g	1.95 cups	1.66 cups	2.3 cups
500g	3.91 cups	3.31 cups	4.6 cups

Need a different weight? Use our cornstarch converter for any weight from 1g to 1000g.

1 Cup of Cornstarch = How Many Grams?

One cup of cornstarch, measured with the spoon and level method, weighs approximately 128g. With dip and sweep, it's about 151g. Sifted, it's about 109g.

Common Recipe Amounts

Common amounts: 100g = 0.78 cups, 200g = 1.56 cups. Try our converter for any weight.

Storage Tips

Airtight container, cool dry place. Lasts indefinitely. Keep away from moisture.

Pro Tips

Powerful thickener. Mix with cold liquid first to prevent lumps. 2 tbsp + AP flour = cake flour substitute.

Bottom Line

Cornstarch has a density of 0.541 g/ml. One cup (spoon & level) = 128g. Use the spoon and level method for best results.

Convert any weight with our cornstarch grams to cups converter.