Caster sugar — Cups to Grams
1 cup of caster sugar = 225 grams
Caster sugar conversion table
| Cups | Grams | Ounces | Tablespoons |
|---|---|---|---|
| 1/8 | 28.1 g | 0.99 oz | 2 |
| 1/4 | 56.2 g | 1.98 oz | 4 |
| 1/3 | 74.9 g | 2.64 oz | 5.33 |
| 1/2 | 112 g | 3.97 oz | 8 |
| 2/3 | 150 g | 5.29 oz | 10.7 |
| 3/4 | 169 g | 5.95 oz | 12 |
| 1 | 225 g | 7.94 oz | 16 |
| 1 1/2 | 338 g | 11.9 oz | 24 |
| 2 | 450 g | 15.9 oz | 32 |
| 3 | 675 g | 23.8 oz | 48 |
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How to measure caster sugar accurately
For the most reliable baking results, weigh caster sugar on a kitchen scale rather than scooping by volume. One US cup of caster sugar weighs about 225 grams, but the exact figure changes with how tightly it's packed and the brand. Use the table above for quick reference, or the converter for any custom amount.