How many grams is 1 cup of cornstarch?
"Cups to Grams" Calculator
How many grams is 1 cup of cornstarch?
Answer
1 US cup of cornstarch weighs
128 grams
level US cup, 236.6 ml · one US cup of cornstarch weighs 128 g (USDA FoodData Central) · 1 metric cup (250 ml) would hold 135.3 g
1 cup × 128 g = 128 g
| Ingredient | 1 cup, g |
|---|---|
| All-purpose flour | 125 |
| Granulated sugar | 200 |
| Brown sugar, packed | 220 |
| Brown sugar, unpacked | 145 |
| Powdered sugar, unsifted | 120 |
| Powdered sugar, sifted | 100 |
| Butter | 227 |
| Water | 236.6 |
| Whole milk | 244 |
| White rice, uncooked | 185 |
| White rice, cooked | 158 |
| Rolled oats | 81 |
| Honey | 339 |
| Table salt | 292 |
| Cocoa powder | 86 |
| Plain yogurt | 245 |
| Olive oil | 216 |
| Vegetable oil | 218 |
| Heavy cream | 238 |
| Sour cream | 230 |
| Peanut butter | 258 |
| Cornstarch | 128 |
Source: USDA FoodData Central, SR Legacy entry 169698 “Cornstarch”, portion “1 cup” = 128 grams. Scooped ingredients vary with how they are filled — spooned in lightly, a cup weighs less, packed down more — so for baking a kitchen scale is exact.
Found an error in the calculation or the information?
Related Calculations
See Also
- Grams to Cups - How many US cups a weight of flour, sugar, butter, rice or another ingredient fills — by USDA cup weights
- Cups to Ml - Convert Cups to Milliliters
- Ml to Cups - Convert Milliliters to Cups
- Cups to Tablespoons - Convert Cups to Tablespoons
- Oz to Grams - Convert Ounces to Grams
- Gallons to Pounds - How much a gallon of water, milk, gasoline, diesel, oil or propane weighs in pounds — by density
- Tablespoons to Grams - How many grams a US tablespoon of butter, sugar, flour, honey or another ingredient weighs — by USDA data
Share This Calculation
Print
Facebook
Twitter
Telegram
WhatsApp
Viber
Email

US cups of cornstarch to grams
| Cups | Grams |
|---|---|
| 1/3 cup | 42.7 grams |
| 3/8 cup | 48 grams |
| 1/2 cup | 64 grams |
| 5/8 cup | 80 grams |
| 2/3 cup | 85.3 grams |
| 3/4 cup | 96 grams |
| 7/8 cup | 112 grams |
| 1 cup | 128 grams |
| 1 1/8 cups | 144 grams |
| 1.2 cups | 153.6 grams |
| 1 1/4 cups | 160 grams |
| 1 1/3 cups | 170.7 grams |
| 1 1/2 cups | 192 grams |
| 1 2/3 cups | 213.3 grams |
| 1 3/4 cups | 224 grams |