Calories in 1 Large Oatmeal Cookie
1 large oatmeal cookie (45 g) has 203 calories. That is 10% of a 2,000 calorie diet.
The calories come from 2.8 g of protein, 8.1 g of fat and 31 g of carbohydrates, a split of 5% protein, 35% fat and 59% carbs. For comparison, 2 large oatmeal cookies has 405 calories. Burning 203 calories takes about 36 minutes of brisk walking or 16 minutes of running for a 155 lb adult, based on Harvard Health Publishing activity estimates.
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Oatmeal Cookie calories by serving size
Common amounts of oatmeal cookie with calories and macros. Tap a row for its full nutrition page.
| Serving | Weight | Calories | Protein | Fat | Carbs |
|---|---|---|---|---|---|
| 1 small oatmeal cookie | 20 g | 90 | 1.2 g | 3.6 g | 14 g |
| 1 oz | 28 g | 128 | 1.8 g | 5.1 g | 19 g |
| 1 medium oatmeal cookie | 30 g | 135 | 1.9 g | 5.4 g | 21 g |
| 2 small oatmeal cookies | 40 g | 180 | 2.5 g | 7.2 g | 27 g |
| 1 large oatmeal cookie | 45 g | 203 | 2.8 g | 8.1 g | 31 g |
| 50g | 50 g | 225 | 3.1 g | 9.1 g | 34 g |
| 2 medium oatmeal cookies | 60 g | 270 | 3.7 g | 11 g | 41 g |
| 2 large oatmeal cookies | 90 g | 405 | 5.6 g | 16 g | 62 g |
| 100g | 100 g | 450 | 6.2 g | 18 g | 69 g |
| 4 oz | 113 g | 510 | 7 g | 21 g | 78 g |
| 200g | 200 g | 900 | 12 g | 36 g | 137 g |
Oatmeal Cookie vs similar foods
Calories per 100 g compared with other sweets and desserts.
Oatmeal Cookie: common questions
How many calories are in 1 large oatmeal cookie?
1 large oatmeal cookie weighs about 45 g and has 203 calories.
How much protein is in 1 large oatmeal cookie?
1 large oatmeal cookie has 2.8 g of protein, which is 6% of the 50 g Daily Value.
How many carbs are in 1 large oatmeal cookie?
1 large oatmeal cookie has 31 g of carbohydrates, including 1.3 g of fiber and 11 g of sugars.
How much oatmeal cookie is 100 calories?
100 calories of oatmeal cookie is 22 g, about 3/4 medium oatmeal cookie.
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Source: USDA FoodData Central, FNDDS 2021-2023. FDC ID 2707945. Original description: Cookie, oatmeal. Portion weights are USDA household measures.