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Oats — Grams in Tsp
1 gram of oats equals 0.308 ( ~ 1/3) tsp*
Density-based conversion — ingredient densities cross-checked against the FAO/INFOODS density database and USDA FoodData Central. The exact weight varies slightly with brand and packing. How we calculate · Reviewed August 21, 2026.
About oats measurements
Rolled oats measure to about 0.66 g/ml, near 156 g per US cup, but flake style changes everything. Thick old-fashioned rolled oats leave more air than fine quick oats, and dense steel-cut oats weigh far more per cup, so never assume one type's cup weight for another.

Grams of oats equivalent in tsp?
FAQs on oats weight to volume conversion
1 gram of oats equals how many tsp?
1 gram of oats is equivalent 0.308 ( ~ 1/3) tsp.
How much is 0.308 tsp of oats in grams?
0.308 tsp of oats equals 1 gram.
Oats: Grams to tsp — common amounts
| Grams | Tsp |
|---|---|
| 10 grams | 3.08 tsp |
| 25 grams | 7.7 tsp |
| 50 grams | 15.4 tsp |
| 100 grams | 30.8 tsp |
| 150 grams | 46.2 tsp |
| 200 grams | 61.6 tsp |
| 250 grams | 77 tsp |
| 300 grams | 92.4 tsp |
| 500 grams | 154 tsp |
| 1000 grams | 308 tsp |
References:
Weight to Volume Conversions - Recipes
A note on cooking ingredients measurements
Notes: results are rounded (by default) to 3 significant figures. Cooking conversions use standard ingredient densities — the exact weight varies slightly with the brand and how tightly the ingredient is packed ☺.