Grams to Cups: Molasses
1 cup of molasses weighs about 337 grams. Convert any amount between grams, cups and spoons below.
100 g of molasses = ⅓ cup (0.3 exactly)
How much does 1 cup of molasses weigh?
One US cup of molasses weighs about 337 grams (11.9 oz). A tablespoon holds about 21.1 g and a teaspoon about 7.0 g.
| Amount | Molasses in grams |
|---|---|
| 1 cup | 337 g |
| ¾ cup | 253 g |
| ⅔ cup | 225 g |
| ½ cup | 168 g |
| ⅓ cup | 112 g |
| ¼ cup | 84 g |
| 1 tablespoon | 21.1 g |
| 1 teaspoon | 7.0 g |
Grams to cups molasses chart
| Grams | Cups | Decimal cups |
|---|---|---|
| 25 g | ⅛ cup | 0.07 |
| 50 g | ⅛ cup | 0.15 |
| 75 g | ¼ cup | 0.22 |
| 100 g | ⅓ cup | 0.30 |
| 125 g | ⅜ cup | 0.37 |
| 150 g | ½ cup | 0.45 |
| 200 g | ⅝ cup | 0.59 |
| 250 g | ¾ cup | 0.74 |
| 300 g | ⅞ cup | 0.89 |
| 400 g | 1 ⅛ cups | 1.19 |
| 500 g | 1 ½ cups | 1.48 |
| 750 g | 2 ¼ cups | 2.23 |
| 1000 g | 3 cups | 2.97 |
How to measure molasses
Granulated and powdered sugars are spooned and leveled; brown sugar is pressed firmly into the cup. For sticky syrups like molasses, lightly oil the cup so every gram slides out.
Molasses 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 |
| Corn syrup | 328 g |
Frequently asked questions
How many grams are in a cup of molasses?
One US cup of molasses is about 337 grams.
How many cups is 100 grams of molasses?
100 grams of molasses is about ⅓ cup (0.30 cups).
How many cups is 250 grams of molasses?
250 grams of molasses is about ¾ cup (0.74 cups).
How many grams in a tablespoon of molasses?
A level tablespoon of molasses weighs about 21.1 grams.
Other ingredients
Last updated: November 2026. Values use the US cup (236.6 ml) and the spoon-and-level method for dry ingredients.