Molasses

1½ cups of molasses in grams

1½ cups510 g

1½ cups of molasses ≈ 510 grams = 18 oz = 355 ml by volume.

Molasses — volume to weight
VolumeGramsOuncesml
¼ cup85 g3 oz59.1
⅓ cup113 g4 oz78.9
½ cup170 g6 oz118
⅔ cup227 g8 oz158
¾ cup255 g8.99 oz177
1 cup340 g12 oz237
1½ cups510 g18 oz355
2 cups680 g24 oz473
3 cups1020 g36 oz710
1 tablespoon21.2 g0.75 oz14.8
1 teaspoon7.08 g0.25 oz4.93

Density used: 1 US cup = 340 g (KA lists 1/4 cup = 85 g, scaled to 1 cup). Source: King Arthur Baking Ingredient Weight Chart. Volume measures vary with scooping method; for baking, weigh when you can.

More molasses conversions

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Frequently asked questions

How many grams is 1½ cups of molasses?

1½ cups of molasses is about 510 grams, based on 340 g per US cup.

Why does my measurement differ?

Spooned-and-leveled vs scooped volume can change weight by 10–20%. A kitchen scale is most accurate.

Is a US cup the same as a metric cup?

No. A US cup is 236.6 ml; a metric cup is 250 ml, about 5.7% larger.