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Cornstarch conversions

One US cup of cornstarch weighs approximately 120 grams (4.23 oz). Also known as cornflour.

Going the other way? Weights of cornstarch converted to cups, with the cups and spoons to measure each one out.

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More detailsWhy this varies · Cups to grams · Spoons to grams

Why this varies

Note the naming trap: "cornflour" means cornstarch in the UK and finely ground cornmeal in the US.

Cups to grams

CupsGramsOunces
1/430 g1.06 oz
1/340 g1.41 oz
1/260 g2.12 oz
2/380 g2.82 oz
3/490 g3.17 oz
1120 g4.23 oz
1 1/2180 g6.35 oz
2240 g8.47 oz
2 1/2300 g10.6 oz
3360 g12.7 oz
4480 g16.9 oz

Spoons to grams

MeasureGrams
1 tablespoon7.5 g
2 tablespoons15 g
1 teaspoon2.5 g
1/2 teaspoon1.25 g

All cornstarch amounts

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