How many grams is one cup of corn syrup?
1 cup of corn syrup ≈ 328 g
Because one US cup of corn syrup weighs about 328 grams, one cup of it is roughly 328 grams. Corn syrup is one of the densest common sweeteners by volume.
Recipes that list corn syrup in cups assume an average density. The figure above is a sensible typical value; if your recipe is sensitive, weigh on a kitchen scale — see our methodology.
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Corn syrup conversion chart
| Cups | Grams | Ounces | Tablespoons |
|---|---|---|---|
| ⅛ cup | 41 g | 1.45 oz | 2 |
| ¼ cup | 82 g | 2.89 oz | 4 |
| ⅓ cup | 109.3 g | 3.86 oz | 5.33 |
| ½ cup | 164 g | 5.78 oz | 8 |
| ⅔ cup | 218.7 g | 7.71 oz | 10.67 |
| ¾ cup | 246 g | 8.68 oz | 12 |
| 1 cup | 328 g | 11.57 oz | 16 |
| 1¼ cups | 410 g | 14.46 oz | 20 |
| 1½ cups | 492 g | 17.35 oz | 24 |
| 2 cups | 656 g | 23.14 oz | 32 |
| 3 cups | 984 g | 34.71 oz | 48 |
Other corn syrup conversions
* Conversion figures are typical average weights for one US customary cup (236.6 ml), based on the King Arthur Baking Ingredient Weight Chart and cross-referenced with the U.S. Department of Agriculture FoodData Central database. Actual weight varies with packing, brand and humidity — see our methodology.