Rolled Oats: Cups to Grams
1 cup of rolled oats weighs about 90 grams. Convert any amount instantly below.
Rolled Oats conversion chart
| Cups | Grams | Ounces | Tablespoons |
|---|---|---|---|
| 1/8 cup | 11.3 g | 0.4 oz | 2 tbsp |
| 1/4 cup | 22.5 g | 0.8 oz | 4 tbsp |
| 1/3 cup | 30 g | 1.1 oz | 5.3 tbsp |
| 1/2 cup | 45 g | 1.6 oz | 8 tbsp |
| 2/3 cup | 60 g | 2.1 oz | 10.7 tbsp |
| 3/4 cup | 67.5 g | 2.4 oz | 12 tbsp |
| 1 cup | 90 g | 3.2 oz | 16 tbsp |
| 1 1/4 cup | 112.5 g | 4 oz | 20 tbsp |
| 1 1/3 cup | 120 g | 4.2 oz | 21.3 tbsp |
| 1 1/2 cup | 135 g | 4.8 oz | 24 tbsp |
| 1 3/4 cup | 157.5 g | 5.6 oz | 28 tbsp |
| 2 cup | 180 g | 6.3 oz | 32 tbsp |
| 3 cup | 270 g | 9.5 oz | 48 tbsp |
Based on 90 g per US cup. Weights vary with brand and measuring method — for precise baking, use a scale.
Grams to cups: rolled oats
Working backwards from a weight? Here is how common gram amounts of rolled oats convert to cups (at 90 g per cup).
| Grams | Cups | Tablespoons | Ounces |
|---|---|---|---|
| 10 g | 0.11 cups | 1.8 tbsp | 0.4 oz |
| 25 g | 0.28 cups | 4.4 tbsp | 0.9 oz |
| 50 g | 0.56 cups | 8.9 tbsp | 1.8 oz |
| 75 g | 0.83 cups | 13.3 tbsp | 2.6 oz |
| 100 g | 1.11 cups | 17.8 tbsp | 3.5 oz |
| 125 g | 1.39 cups | 22.2 tbsp | 4.4 oz |
| 150 g | 1.67 cups | 26.7 tbsp | 5.3 oz |
| 200 g | 2.22 cups | 35.6 tbsp | 7.1 oz |
| 250 g | 2.78 cups | 44.4 tbsp | 8.8 oz |
| 300 g | 3.33 cups | 53.3 tbsp | 10.6 oz |
| 500 g | 5.56 cups | 88.9 tbsp | 17.6 oz |
Measuring rolled oats accurately
Scoop rolled oats and level lightly without compressing the flakes, which crush and pack down under pressure. They're airy and bridge across the cup, so for granola and cookies where oat ratio sets the texture, weighing 90g per cup is more dependable.
Frequently asked questions
How many grams is 1 cup of rolled oats?
1 US cup of rolled oats weighs about 90 grams.
How many grams is 3/4 cup of rolled oats?
Three quarters of a US cup of rolled oats is about 67.5 grams (12 tablespoons).
How many grams is 2/3 cup of rolled oats?
2/3 of a US cup of rolled oats is about 60 grams.
How many grams is 1/2 cup of rolled oats?
Half a US cup of rolled oats is about 45 grams — half of the 90 g in a full cup.
How many grams is 1/3 cup of rolled oats?
A third of a US cup of rolled oats is about 30 grams.
How many grams is 1/4 cup of rolled oats?
A quarter US cup of rolled oats is about 22.5 grams (4 tablespoons).
How many grams is 1 tablespoon of rolled oats?
1 tablespoon of rolled oats is about 5.6 grams (a cup is 16 tablespoons).
How many grams is 1 1/4 cups of rolled oats?
1 1/4 US cups of rolled oats weigh about 112.5 grams.
How many grams is 1 1/2 cups of rolled oats?
1 1/2 US cups of rolled oats weigh about 135 grams — one full cup (90 g) plus half a cup (45 g).
How many grams is 2 cups of rolled oats?
2 US cups of rolled oats weigh about 180 grams.
How many cups is 100 grams of rolled oats?
100 grams of rolled oats is about 1.11 cups.
How many cups is 250 grams of rolled oats?
250 grams of rolled oats is about 2.78 cups (at 90 g per cup).
How many cups is 500 grams of rolled oats?
500 grams of rolled oats is about 5.56 cups.
Other grains & misc
See the full grains & misc conversion chart →