Convert Corn Flour from Cup (US)

How much is 1 US cup of corn flour?

1 US cup of corn flour (Cornstarch) is 129.6 grams, about 4.57 ounces. 0.5 US cups of corn flour is 64.8 grams and 2 US cups is 259.2 grams. Use the converter below for any amount.

On this page, corn flour refers to the fine starch powder extracted from corn, known as cornstarch in North America and maize starch in some other regions. It is commonly used as a thickening agent in sauces, gravies, soups, and custards, and can also be used in some baking recipes to soften texture. One metric cup of corn flour weighs approximately 135 grams.

Corn flour (cornstarch) is a very fine starch that compacts easily when scooped, so measuring by weight gives more accurate and consistent results than volume alone. This page lets you convert corn flour between grams, cups, tablespoons, and more so your recipes turn out reliably every time.

Also known as

  • Cornstarch
  • Maize Starch

Related Corn Flour Ingredients

Cornmeal is the whole corn kernel ground coarse, giving texture and flavour, while corn flour (cornstarch) is a fine starch with neither. The two are not a swap; corn flour thickens sauces, cornmeal builds cornbread and polenta. See cornmeal in US cups.

Arrowroot is a clear-setting root starch that swaps 1:1 for corn flour as a thickener. It sets glossier and handles acidic or frozen sauces better, while corn flour is cheaper and clouds slightly. They weigh close per cup (128 g arrowroot vs 135 g corn flour). See arrowroot in US cups.

Tapioca starch swaps 1:1 for corn flour and sets to a clear, glossy finish that freezes and thaws without weeping. Corn flour is cheaper and clouds a little. Tapioca is a little lighter per cup (120 g vs 135 g corn flour). See tapioca starch in US cups.

Out of corn flour? See corn flour substitutes →

No measuring cups? The tool below gets you close, and a measuring cup set keeps every batch the same.

Scoop it right, get measuring cups

Corn Flour Measurement Converter

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Corn Flour Calculators & Baking Tools

Working with corn flour? These tools handle the jobs a converter cannot.

Common Corn Flour Conversions

Here are the most common corn flour conversions from cups (US) to grams.

Cups (US)Grams
0.25 cups (US)32.4 g
0.5 cups (US)64.8 g
0.75 cups (US)97.2 g
1 cup (US)129.6 g
1.25 cups (US)162 g
1.5 cups (US)194.4 g
2 cups (US)259.2 g
2.5 cups (US)324 g
3 cups (US)388.8 g

Corn Flour Conversion Chart

The conversion chart below gives a quick reference for converting corn flour from Cup (US) to other measurements.

cup(US)cupgramsouncestbsptsp
0.25 cup (US)0.24 cup32.4 g1.14 oz4 tbsp12 tsp
0.5 cup (US)0.48 cup64.8 g2.28 oz8 tbsp24 tsp
1 cup (US)0.96 cup129.6 g4.57 oz16 tbsp48 tsp
2 cup (US)1.92 cup259.2 g9.14 oz32 tbsp96 tsp

Frequently Asked Questions

How much is 1 US cup of corn flour?
1 US cup of corn flour is 129.6 grams, or 4.57 ounces. The ratio is fixed, so 0.5 US cups of corn flour is 64.8 grams and 2 US cups is 259.2 grams. Whatever unit your recipe uses, enter the amount in the converter above or read the conversion chart on this page for the most common quantities. Open the corn flour converter
How many grams is 1 US cup of corn flour?
1 US cup of corn flour is 129.6 grams. The conversion scales in a straight line, so 0.5 US cups is 64.8 grams and 2 US cups is 259.2 grams. Multiply or divide that figure to match whatever your recipe needs, or use the converter above for an exact grams reading at any amount. 1 US cup corn flour in grams
How many US cups of corn flour is 129.6 grams?
129.6 grams of corn flour is 1 US cup. The conversion works the same in reverse, so you can switch between US cups and grams without changing the result. This helps when a recipe lists one unit but you would rather measure in the other. The converter above and the chart below cover both directions for any amount.
What is 1 US cup of corn flour in ounces?
1 US cup of corn flour is 4.57 ounces. The ratio is fixed, so 0.5 US cups is 2.28 ounces and 2 US cups is 9.14 ounces. Use the converter above for any other amount, or see the chart on this page for the common quantities at a glance. 1 US cup corn flour in ounces
How do US cups and tablespoons compare as units?
US cups and tablespoons are both volume units, so the conversion between them does not vary by ingredient. One metric cup holds about 16.67 tablespoons or 50 teaspoons, and the ratio stays fixed regardless of what you are measuring. The volume converter handles any amount between cups, tablespoons, teaspoons, and millilitres. Cups (US) to tablespoons

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