Flours & Grains Benchmark

Cornstarch (Corn Flour) Grams to Cups

Pure carbohydrate extracted from corn endosperm, used as a thickening agent and cake tenderizer. Use the verified calculator and reference tables below to convert between grams, cups, ounces, and tablespoons.

Cornstarch (Corn Flour) Converter

Calibrated to 128g per US Customary Cup (0.541 g/mL).

g
Presets:
Culinary Conversion Result
1 cup(1 cups exact)
Tablespoons16 tbsp
Teaspoons48 tsp
Dry Ounces4.52 oz
Fluid Ounces8 fl oz

Technique note: Fluff gently, spoon into cup, and sweep level.

Verified standard: 1 US cup of Cornstarch (Corn Flour) = 128 grams (USDA FoodData Central (FDC ID: 169698)).

Looking for complete Cornstarch (Corn Flour) conversion charts?View Cornstarch (Corn Flour) Guide→
1 US Customary Cup
128 grams
4.5 oz · 16 tablespoons
1 Metric Cup (AU/NZ)
135.3 grams
250 mL volume standard
Bulk Density
0.541 g/mL
At 20°C ambient room temp

Recommended Measuring Technique

Fluff gently, spoon into cup, and sweep level.

Culinary Science Tip: Subbing 2 tablespoons of all-purpose flour with cornstarch per cup creates DIY cake flour.

Standard source: USDA FoodData Central (FDC ID: 169698)

Cornstarch (Corn Flour): Cup to Grams Conversion Table

Common recipe cup measurements converted into exact grams and ounces (US Customary 236.6 mL cup):

CupsGramsOunces (oz)Tablespoons
1/8 cup16 g0.56 oz2.0 tbsp
1/4 cup32 g1.13 oz4.0 tbsp
1/3 cup42.6 g1.50 oz5.3 tbsp
1/2 cup64 g2.26 oz8.0 tbsp
2/3 cup85.4 g3.01 oz10.7 tbsp
3/4 cup96 g3.39 oz12.0 tbsp
1 cup128 g4.52 oz16.0 tbsp
1 1/4 cups160 g5.64 oz20.0 tbsp
1 1/2 cups192 g6.77 oz24.0 tbsp
2 cups256 g9.03 oz32.0 tbsp
3 cups384 g13.55 oz48.0 tbsp

Cornstarch (Corn Flour): Grams to Cups Conversion Table

Metric recipe weights in grams converted into US Customary cups and level tablespoons:

Grams (Weight)US Cups (Volume)Exact DecimalTablespoons
10 g1.3 tbsp0.08 cups1.3 tbsp
25 g0.2 cups0.2 cups3.1 tbsp
50 g0.39 cups0.39 cups6.3 tbsp
75 g0.59 cups0.59 cups9.4 tbsp
100 g0.78 cups0.78 cups12.5 tbsp
120 g0.94 cups0.94 cups15 tbsp
125 g0.98 cups0.98 cups15.6 tbsp
150 g1.17 cups1.17 cups18.8 tbsp
175 g1.37 cups1.37 cups21.9 tbsp
200 g1.56 cups1.56 cups25 tbsp
225 g1.76 cups1.76 cups28.1 tbsp
250 g1.95 cups1.95 cups31.3 tbsp
300 g2.34 cups2.34 cups37.5 tbsp
350 g2.73 cups2.73 cups43.8 tbsp
400 g3.13 cups3.13 cups50 tbsp
500 g3.91 cups3.91 cups62.5 tbsp

Cornstarch (Corn Flour) FAQs

Everything you need to know about kitchen weight and volume conversions

1 standard US Customary cup of cornstarch (corn flour) weighs 128 grams (or 4.5 ounces). In a 250mL Metric cup, it weighs approximately 135.3 grams.