Water: Cups to Grams
One US cup of water weighs about 237 grams (8.4 oz). Use the converter or the chart below for any amount.
Unit
cups
tablespoons
teaspoons
Unit
grams
Ingredient
Water
—
Approximate values. Density varies with how the ingredient is packed, sifted, or measured.
Water cups to grams chart
| Amount | Grams | Ounces |
|---|---|---|
| 1/8 cup water | 29.6 g | 1 oz |
| 1/4 cup water | 59.3 g | 2.1 oz |
| 1/3 cup water | 79 g | 2.8 oz |
| 1/2 cup water | 119 g | 4.2 oz |
| 2/3 cup water | 158 g | 5.6 oz |
| 3/4 cup water | 178 g | 6.3 oz |
| 1 cup water | 237 g | 8.4 oz |
| 1 1/2 cups water | 356 g | 12.5 oz |
| 2 cups water | 474 g | 16.7 oz |
| 3 cups water | 711 g | 25.1 oz |
| 1 tablespoon water | 14.8 g | 0.5 oz |
| 1 teaspoon water | 4.9 g | 0.2 oz |
Measuring water accurately
1 ml of water ≈ 1 g, so 1 US cup ≈ 237 g. Because a cup measures volume rather than weight, the most reliable way to get the same result every time is to weigh water on a kitchen scale and aim for the gram figure above. The conversions on this page are based on the US cup of about 236.6 ml.
FAQ
- How many grams is 1 cup of water?
- One US cup of water weighs about 237 grams (8.4 oz). 1 ml of water ≈ 1 g, so 1 US cup ≈ 237 g.
- How many grams is half a cup of water?
- Half a US cup of water is about 119 grams.
- How many grams is 1 tablespoon of water?
- One tablespoon of water is about 14.8 grams, since a tablespoon is one sixteenth of a cup.