30g Oats in Cups
30 grams of rolled oats is ⅓ cup — 90g per US cup. A small oat weight is a topping or a thickener — sprinkled over a crumble or blitzed into a smoothie rather than measured precisely.
How many cups is 30g of rolled oats?
30 grams of rolled oats equals:
Measuring by hand? That is 5 tablespoons. It is about 6% of a 500 g bag of oats.
Rolled oats are flaky and full of air, so they take up far more cup volume than the same weight of flour or sugar. Do not press them down.
Grams to Cups Converter
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Dedicated conversion guides use the default US customary cup.
Applies to this page only — the database value (90g per US cup) is unchanged.
30 grams of Oats is about ⅓ cup, using a 236.588 millilitre cup at 90 grams per cup.
30g of rolled oats vs other ingredients
Grams measure weight and cups measure volume, so the same 30 grams fills a different amount of cup for every ingredient:
| Ingredient | 30g in cups | g per cup |
|---|---|---|
| Oats | ⅓ cup | 90 |
| All-Purpose Flour | ¼ cup | 125 |
| Granulated Sugar | ⅛ cup | 200 |
| Butter | ⅛ cup | 227 |
See all 30g conversions on the 30 grams to cups chart.
Nearby rolled oats amounts
| Grams of rolled oats | Cups | Tablespoons |
|---|---|---|
| 25g | ¼ cup | 4.46 tbsp |
| 28g | ⅓ cup | 5 tbsp |
| 35g | ⅜ cup | 6.25 tbsp |
| 40g | ½ cup | 7.14 tbsp |
| 45g | ½ cup | 8.04 tbsp |
| 50g | ½ cup | 8.93 tbsp |
Full ladder on the oats grams to cups chart.
Frequently Asked Questions
30 grams of rolled oats is ⅓ cup. In kitchen measures that is 5 tablespoons, worked out from 90 grams per US cup.
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