A typical serving of baked potato (1 medium potato, 173 g) has about 161 calories. Per 100 g: 93 kcal, 2.5 g protein, 21.2 g carbs, 0.1 g fat. The same 100 g carries 2.2 g of fiber and 1.2 g of sugar. Most of the energy comes from carbohydrate.
| Serving | Weight | Calories |
|---|---|---|
| 1 medium potato | 173 g | 161 kcal |
| 1 large potato | 299 g | 278 kcal |
| 1 small potato | 138 g | 128 kcal |
| 100 g | 100 g | 93 kcal |
Plain baked potato is modest food; the calories usually arrive with the toppings. On the energy-density scale, 93 kcal per 100 g puts baked potato at the low end.
A typical serving (1 medium potato, 173 g) has about 161 calories, and 100 g has 93 kcal. Calories scale with weight, so double the portion means double the number.
There are 2.5 g of protein in 100 g of baked potato, which works out to about 4.3 g per serving (1 medium potato). Treat it as an energy source rather than a protein source.
There are 21.2 g of carbohydrate per 100 g of baked potato, or about 37 g in 1 medium potato (173 g).
Every value on this page comes from USDA FoodData Central, entry 170093 (SR Legacy). Serving figures are converted from the per-100-g data, so rounding can shift a total by a calorie or two.
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Get JoulesA note on accuracy: calculators like this one provide estimates based on population-level formulas — your real needs vary with genetics, muscle mass, medical conditions, and more. Results are for information only and are not medical advice, a diagnosis, or a prescription. Talk to a doctor or registered dietitian before making significant changes to your diet or exercise, especially if you have a health condition, are pregnant, or are under 18.
Nutrition data: USDA FoodData Central, FDC ID 170093 (SR Legacy). Serving calories are computed from the per-100-g values.
