100 grams of milk is about 0.42 cups, and 1 cup weighs about 237 grams. Use the converter below for any amount, or check the full grams-to-cups chart.
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Convert any amount of milk accurately
100 grams of milk is about 0.42 cups, based on 237 grams per cup. Because grams measure weight and cups measure volume, the exact number of cups depends on the ingredient’s density — and milk weighs about 237 grams in a full cup. For the most reliable results in baking, weigh it on a digital scale.
Quick reference for milk at 237 grams per cup.
| Grams | Cups | Nearest fraction |
|---|---|---|
| 30 g | 0.13 cups | 1/8 cup |
| 50 g | 0.21 cups | ≈ 1/4 cup |
| 100 g | 0.42 cups | ≈ 1/2 cup |
| 150 g | 0.63 cups | 5/8 cup |
| 200 g | 0.84 cups | ≈ 7/8 cup |
| 250 g | 1.05 cups | ≈ 1 cup |
| 500 g | 2.11 cups | ≈ 2 cups |
Milk is almost as dense as water, so one cup weighs about 237 to 240 grams. Whole, skim, and most plant-based milks are all very close in weight, so you can use the same conversion for each.
100 grams of milk is about 0.42 cups, based on 237 grams per cup.
One cup of milk is about 237 grams.
250 grams of milk is about 1.05 cups, based on 237 grams per cup.
Only very slightly. Whole, skim, and plant milks all weigh about 237 to 245 grams per cup, so the difference rarely matters in a recipe.
Almost. Milk is just a little denser than water — about 237 to 240 grams per cup — because of the fats and sugars it contains.