Molasses: cups to grams

One US cup of molasses weighs 340 grams (12 oz), based on King Arthur Baking's ingredient weight chart. Type any amount below, or use the chart for common measures.

Fractions work: 1 1/2, ¾, 0.5

1 cup of molasses weighs

340g12 oz

Same as 16 tbsp · 8 fl oz · 237 ml

US cups and spoons

Common amounts of molasses

Weights: King Arthur Baking ingredient weight chart

Sticky syrups weigh much more than water by volume. Oil the cup first so it all slides out.

How it works

  1. 1Choose an ingredient. Each one uses its own weight per cup from King Arthur Baking's ingredient weight chart.
  2. 2Type an amount the way a recipe writes it: 1, 1/2, 1 1/3 or ¾, in cups, tablespoons, teaspoons, fluid ounces or ml.
  3. 3Read the grams (and ounces), or use the table to convert every common cup size at once.

Molasses: cups to grams chart

VolumeGramsOunces
⅛ cup43 g1.5 oz
¼ cup85 g3 oz
⅓ cup113 g4 oz
½ cup170 g6 oz
⅔ cup227 g8 oz
¾ cup255 g8.99 oz
1 cup340 g12 oz
1½ cups510 g18 oz
2 cups680 g24 oz
3 cups1,020 g36 oz
1 tbsp21 g0.75 oz
2 tbsp43 g1.5 oz
1 tsp7.1 g0.25 oz
½ tsp3.5 g0.12 oz

Molasses: grams to cups chart

WeightMeasureCupsTbsp
25 g1 tbsp + ½ tsp0.071.2
50 g2 tbsp + 1 tsp0.152.4
100 g¼ cup + 2 tsp0.29—
150 g¼ cup + 3 tbsp0.44—
200 g½ cup + 1 tbsp + 1 tsp0.59—
250 g¾ cup0.74—
300 g¾ cup + 2 tbsp0.88—
400 g1 cup + 3 tbsp1.18—
500 g1½ cups1.47—

Where the numbers come from

King Arthur Baking lists 1/4 cup of molasses as 85 g. That’s 340 g per US cup, and every amount on this page is scaled from it. Brands vary a little, so weigh your own when it really matters. See the chart.

Sticky syrups weigh much more than water by volume. Oil the cup first so it all slides out.

More syrups and honey

Converting something else? Use the cups to grams converter or the grams to cups converter.

Questions

How many grams is 1 cup of molasses?

340 g. Half a cup is 170 g and a quarter cup is 85 g. Sticky syrups weigh much more than water by volume. Oil the cup first so it all slides out.

How many grams in a tablespoon of molasses?

About 21 g per tablespoon and 7.1 g per teaspoon.

How many cups is 100 g of molasses?

About 0.29 cups.

Where does this weight come from?

King Arthur Baking's ingredient weight chart lists 1/4 cup of molasses as 85 g; the converter scales that to other amounts. Brands vary a little, so weigh your own when precision matters.

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