How many milliliter is 1 us cup of rolled oats?

1 us cup of rolled oats weighs approximately 237 milliliter. This is based on a density of 0.34 g/ml for rolled oats.

How do I measure rolled oats accurately?

For the most accurate measurement of rolled oats, use a kitchen scale. Volume measurements can vary based on how the ingredient is packed.

Why does rolled oats have a specific cup-to-gram conversion?

Rolled Oats has a density of 0.34 g/ml, meaning each milliliter weighs 0.34 grams. Different ingredients have different densities—for example, flour is lighter than sugar—which is why each needs its own conversion factor.

Rolled Oats

US Cup to Milliliter

Ingredient

Amount

From

Result

237ml

high confidence USDA source

Rolled Oats — Quick Reference

Common us cup to milliliter conversions

Rolled Oats: US Cup to Milliliter conversion table
US Cup	Milliliter
¼ cup	59ml
⅓ cup	79ml
½ cup	118ml
⅔ cup	158ml
¾ cup	177ml
1 cup	237ml
1½ cups	355ml
2 cups	473ml

Based on rolled oats density of 0.34 g/ml (spooned method). Source: USDA FoodData Central.

Understanding Rolled Oats 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 consistent results with rolled oats, use a scale whenever possible. Volume measurements of grains can vary significantly based on how tightly packed they are. The density of 0.34 g/ml we use is based on a standard pour into a measuring cup.

About Our Data

The density value of 0.34 g/ml for rolled oats is from the USDA FoodData Central database (ID: 173904). This measurement was taken with rolled oats spooned into the measuring cup and leveled. Different measurement methods affect the density: packed (0.42 g/ml).

View source data on USDA FoodData Central (ID: 173904)

Frequently Asked Questions

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