Water: grams to cups

One cup of water weighs 237 grams. So 100 g is about 0.42 cup, 250 g is about 1.05 cup, and 500 g is about 2.11 cups.

1 cups
1.05 cups · 8.8 oz

Worth knowing. A US cup is 236.6 ml and water is 1 g per ml, so a cup is 237 g. Charts that say 227 g have confused fluid ounces with weight ounces.

Density reference: USDA FoodData Central

Water conversion chart

GramsCupsOunces
50 g¼1.8 oz
100 g3.5 oz
125 g½4.4 oz
150 g5.3 oz
200 g7.1 oz
250 g18.8 oz
300 g1 ¼10.6 oz
375 g1 ⅝13.2 oz
500 g2 ⅛17.6 oz
1000 g4 ¼35.3 oz

Worth knowing. A US cup is 236.6 ml and water is 1 g per ml, so a cup is 237 g. Charts that say 227 g have confused fluid ounces with weight ounces.

Density reference: USDA FoodData Central

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