Cornstarch
⅓ cup of cornstarch in grams
⅓ cup37.3 g
⅓ cup of cornstarch ≈ 37.3 grams = 1.32 oz = 78.9 ml by volume.
| Volume | Grams | Ounces | ml |
|---|---|---|---|
| ¼ cup | 28 g | 0.99 oz | 59.1 |
| ⅓ cup | 37.3 g | 1.32 oz | 78.9 |
| ½ cup | 56 g | 1.98 oz | 118 |
| ⅔ cup | 74.7 g | 2.63 oz | 158 |
| ¾ cup | 84 g | 2.96 oz | 177 |
| 1 cup | 112 g | 3.95 oz | 237 |
| 1½ cups | 168 g | 5.93 oz | 355 |
| 2 cups | 224 g | 7.9 oz | 473 |
| 3 cups | 336 g | 11.9 oz | 710 |
| 1 tablespoon | 7 g | 0.25 oz | 14.8 |
| 1 teaspoon | 2.33 g | 0.08 oz | 4.93 |
Density used: 1 US cup = 112 g (KA lists 1/4 cup = 28 g, scaled to 1 cup). Source: King Arthur Baking Ingredient Weight Chart. Volume measures vary with scooping method; for baking, weigh when you can.
More cornstarch conversions
- ¼ cup cornstarch in grams
- ½ cup cornstarch in grams
- ⅔ cup cornstarch in grams
- ¾ cup cornstarch in grams
- 1 cup cornstarch in grams
- 1½ cups cornstarch in grams
- 2 cups cornstarch in grams
- 3 cups cornstarch in grams
- 1 tablespoon cornstarch in grams
- 1 teaspoon cornstarch in grams
- 50 g cornstarch in cups
- 100 g cornstarch in cups
- 125 g cornstarch in cups
- 150 g cornstarch in cups
- 200 g cornstarch in cups
- 250 g cornstarch in cups
- 300 g cornstarch in cups
- 500 g cornstarch in cups
Other ingredients
Frequently asked questions
How many grams is ⅓ cup of cornstarch?
⅓ cup of cornstarch is about 37.3 grams, based on 112 g per US cup.
Why does my measurement differ?
Spooned-and-leveled vs scooped volume can change weight by 10–20%. A kitchen scale is most accurate.
Is a US cup the same as a metric cup?
No. A US cup is 236.6 ml; a metric cup is 250 ml, about 5.7% larger.