Grams to Cups: Corn syrup
1 cup of corn syrup weighs about 328 grams. Convert any amount between grams, cups and spoons below.
100 g of corn syrup = ⅓ cup (0.3 exactly)
How much does 1 cup of corn syrup weigh?
One US cup of corn syrup weighs about 328 grams (11.6 oz). A tablespoon holds about 20.5 g and a teaspoon about 6.8 g.
| Amount | Corn syrup in grams |
|---|---|
| 1 cup | 328 g |
| ¾ cup | 246 g |
| ⅔ cup | 219 g |
| ½ cup | 164 g |
| ⅓ cup | 109 g |
| ¼ cup | 82 g |
| 1 tablespoon | 20.5 g |
| 1 teaspoon | 6.8 g |
Grams to cups corn syrup chart
| Grams | Cups | Decimal cups |
|---|---|---|
| 25 g | ⅛ cup | 0.08 |
| 50 g | ⅛ cup | 0.15 |
| 75 g | ¼ cup | 0.23 |
| 100 g | ⅓ cup | 0.30 |
| 125 g | ⅜ cup | 0.38 |
| 150 g | ½ cup | 0.46 |
| 200 g | ⅝ cup | 0.61 |
| 250 g | ¾ cup | 0.76 |
| 300 g | ⅞ cup | 0.91 |
| 400 g | 1 ¼ cups | 1.22 |
| 500 g | 1 ½ cups | 1.52 |
| 750 g | 2 ¼ cups | 2.29 |
| 1000 g | 3 cups | 3.05 |
How to measure corn syrup
Granulated and powdered sugars are spooned and leveled; brown sugar is pressed firmly into the cup. For sticky syrups like corn syrup, lightly oil the cup so every gram slides out.
Corn syrup compared with other sugars & sweeteners
Different sugars & sweeteners weigh different amounts per cup, so never swap one for another by volume without converting.
| Ingredient | 1 cup in grams |
|---|---|
| Granulated sugar | 200 g |
| Brown sugar (packed) | 220 g |
| Powdered sugar | 120 g |
| Honey | 340 g |
| Maple syrup | 320 g |
| Molasses | 337 g |
Frequently asked questions
How many grams are in a cup of corn syrup?
One US cup of corn syrup is about 328 grams.
How many cups is 100 grams of corn syrup?
100 grams of corn syrup is about ⅓ cup (0.30 cups).
How many cups is 250 grams of corn syrup?
250 grams of corn syrup is about ¾ cup (0.76 cups).
How many grams in a tablespoon of corn syrup?
A level tablespoon of corn syrup weighs about 20.5 grams.
Other ingredients
Last updated: November 2026. Values use the US cup (236.6 ml) and the spoon-and-level method for dry ingredients.