Cups to Grams: Milk Converter
Convert milk between cups and grams using its measured density of about 240 g per cup. The widget below is pre-set to this exact conversion and recalculates as you type.
Converted amount
240g
1 cup of milk = 240 g
Exact weight
240 g
Ounces
8.47 oz
Milliliters
237 ml
Kitchen measure
1 cup
1 cup of milk weighs about 240 g. Densities are averages — sifted flour is lighter, packed sugar is heavier. Fractions such as 1 1/2 or 3/4 are supported.
Milk conversion chart
Cups to Grams, rounded for the kitchen.
| Cups | Grams | Grams |
|---|---|---|
| 1/4 cup | 60 g | 60 g |
| 1/3 cup | 79.2 g | 79.2 g |
| 1/2 cup | 120 g | 120 g |
| 3/4 cup | 180 g | 180 g |
| 1 cup | 240 g | 240 g |
| 1 1/2 cup | 360 g | 360 g |
| 2 cup | 480 g | 480 g |
| 3 cup | 720 g | 720 g |
| 4 cup | 960 g | 960 g |
How to convert cups to grams for milk
Ingredient conversion is a two-step calculation. First, cups are turned into grams using milk's density of about 240 g per cup, or its exact weight factor for cups. Then those grams are expressed in grams. Because every conversion passes through weight, the result is consistent whether you start from cups, tablespoons, milliliters, or ounces.
Density is the reason a universal "cups to grams" number does not exist. A cup of sifted all-purpose flour is about 120 g, while a cup of granulated sugar is about 200 g and a cup of honey about 340 g. Using one ingredient's density for another is the most common cause of dry cakes and dense breads, so always confirm the ingredient selected above matches what is in your bowl.
For the most repeatable results, weigh milk on a digital scale instead of relying on volume. If you are scaling a whole recipe, use the recipe scaler to multiply every ingredient at once, then verify individual amounts with this converter.
Frequently asked questions
How many grams is a cup of milk?
One US cup of milk weighs about 240 grams (8.47 oz). That density is what this converter uses, so volume and weight results stay consistent for every measurement on the page.
How many grams is 1 cup of milk?
1 cup of milk equals about 240 g (240 g), or 240 grams. Use the converter above for any other amount.
Why does milk convert differently from other ingredients?
Weight-to-volume conversions depend on ingredient density. A cup of milk weighs about 240 g, while a cup of granulated sugar weighs about 200 g and a cup of water 237 g. That is why a single "cups to grams" number cannot apply to every ingredient.
Are these Cups to Grams conversions exact?
They use standard average densities for milk (about 240 g per cup). Actual weight varies with how the ingredient is packed, sifted, or ground, so weigh on a digital scale when a recipe is sensitive to hydration or leavening.