How many milliliter is 1 us cup of all-purpose flour?

1 us cup of all-purpose flour weighs approximately 237 milliliter. This is based on a density of 0.53 g/ml for all-purpose flour.

How do I measure all-purpose flour accurately?

For accurate all-purpose flour measurement, spoon the flour into your measuring cup and level it off with a knife. Don't scoop directly from the bag, as this compacts the flour and gives you more than intended.

Why does all-purpose flour have a specific cup-to-gram conversion?

All-Purpose Flour has a density of 0.53 g/ml, meaning each milliliter weighs 0.53 grams. Different ingredients have different densities—for example, flour is lighter than sugar—which is why each needs its own conversion factor.

All-Purpose Flour

US Cup to Milliliter

Ingredient

Amount

From

Result

237ml

high confidence USDA source

Understanding All-Purpose Flour Conversions

The Math Behind This Conversion

Converting 1 us cup to milliliter is a direct volume conversion. One us cup equals 236.59ml, and one milliliter equals 1ml. So 1 us cup (236.59ml) equals 236.6 milliliter.

Measurement Tip

For accurate all-purpose flour measurements, spoon the flour into your measuring cup and level it with a straight edge. Never scoop directly from the bag—this compacts the flour and can give you up to 30% more than intended, which will make your baked goods dense and dry.

About Our Data

The density value of 0.53 g/ml for all-purpose flour is from the USDA FoodData Central database (ID: 169761). This measurement was taken with all-purpose flour spooned into the measuring cup and leveled. Different measurement methods affect the density: sifted (0.45 g/ml), packed (0.63 g/ml), loose (0.5 g/ml).

View source data on USDA FoodData Central (ID: 169761)

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