How many calories are in potatoes?
A medium baked potato (6.1 oz, 173 g) has 161 calories. A small potato has 128 calories and a large one 278 calories. Per 3.5 oz (100 g): 93 calories.
Numbers are for the USDA entry Potatoes, baked, flesh and skin, without salt. Other forms are compared below.
Calories in potatoes by size and measure
| Measure | Weight | Calories | Protein | Carbs | Fat |
|---|---|---|---|---|---|
| 1 large potato | 10.5 oz (299 g) | 278 calories | 7.5 g | 63.2 g | 0.39 g |
| 1 medium potato | 6.1 oz (173 g) | 161 calories | 4.3 g | 36.6 g | 0.22 g |
| 1 small potato | 4.9 oz (138 g) | 128 calories | 3.5 g | 29.2 g | 0.18 g |
| 1 oz | 28 g | 26 calories | 0.71 g | 6 g | 0.04 g |
| 100 g | 3.5 oz | 93 calories | 2.5 g | 21.1 g | 0.13 g |
Weights are the household measures USDA lists for this exact food.
Where the calories come from
A medium baked potato (6.1 oz, 173 g) has:
- Protein: 4.3 g per serving, about 10% of calories
- Carbs: 36.6 g per serving, about 88% of calories
- Fat: 0.22 g per serving, about 1% of calories
Shares use 4 calories per gram of protein and carbs and 9 per gram of fat. USDA calculates total calories with factors specific to each food, so shares are approximate.
Raw, cooked and other forms
Per 100 g, the 9 USDA entries below range from 44 calories in potatoes, canned, solids and liquids to 105 calories in potatoes, microwaved, cooked, in skin, flesh and skin, with salt.
| USDA entry | Per 100 g | Per serving | Water |
|---|---|---|---|
| Potatoes, baked, flesh and skin | 93 calories | 161 calories per 1 medium potato (173 g) | 74.9% |
| Potatoes, flesh and skin, raw | 77 calories | 164 calories per 1 medium potato (213 g) | 79.2% |
| Potatoes, microwaved, cooked, in skin, flesh and skin, with salt | 105 calories | 212 calories per 1 potato (202 g) | 72% |
| Potatoes, red, flesh and skin, raw | 70 calories | 149 calories per 1 medium potato (213 g) | 81% |
| Potatoes, white, flesh and skin, raw | 69 calories | 147 calories per 1 medium (213 g) | 81.6% |
| Potatoes, red, flesh and skin, baked | 87 calories | 151 calories per 1 medium potato (173 g) | 76.7% |
| Potatoes, white, flesh and skin, baked | 92 calories | 159 calories per 1 medium potato (173 g) | 75.4% |
| Potatoes, Russet, flesh and skin, baked | 95 calories | 164 calories per 1 medium potato (173 g) | 74.5% |
| Potatoes, canned, solids and liquids | 44 calories | — | 87.8% |
Each row is a separate USDA entry with its own household measure. A dash means USDA lists no comparable measure for that entry.
How potatoes compare with other vegetables
Among the 50 vegetables people look up most, potatoes rank 7th for calories per 3.5 oz (100 g) and 5th per typical serving.
| # | Food | Serving | Per serving | Per 100 g |
|---|---|---|---|---|
| 1 | Onion rings | 1 piece, 20.2 g | 58 calories | 288 calories |
| 2 | Garlic | 1 clove, 3 g | 4 calories | 143 calories |
| 3 | Potato salad | 1 cup, 250 g | 358 calories | 143 calories |
| … | ||||
| 5 | Edamame | 1 cup, 155 g | 188 calories | 121 calories |
| 6 | Yam | 1 cup (cubes), 150 g | 177 calories | 118 calories |
| 7 | Potatoes | 1 medium potato, 173 g | 161 calories | 93 calories |
| 8 | Sweet potato | 1 medium, 114 g | 103 calories | 90 calories |
| 9 | Corn | 1 ear (small), 73 g | 63 calories | 86 calories |
| … | ||||
| 15 | Carrots | 1 cup, 120 g | 53 calories | 44 calories |
| … | ||||
| 44 | Tomatoes | 1 medium whole, 123 g | 22 calories | 18 calories |
The list is the 50 vegetables most asked about in US searches for protein, calories, carbs, sugar and fiber, each as one USDA entry with its usual serving. Rows in between are skipped (…).
Keep exploring
Sources
Nutrients and household measures: USDA FoodData Central, April 2026 release (accessed 2026-10-14)
- Potatoes, baked, flesh and skin: Potatoes, baked, flesh and skin, without salt, FDC ID 170093 (SR Legacy, published 2019-04-01) · full nutrition facts
- Potatoes, flesh and skin, raw: Potatoes, flesh and skin, raw, FDC ID 170026 (SR Legacy, published 2019-04-01)
- Potatoes, microwaved, cooked, in skin, flesh and skin, with salt: Potatoes, microwaved, cooked, in skin, flesh and skin, with salt, FDC ID 170521 (SR Legacy, published 2019-04-01)
- Potatoes, red, flesh and skin, raw: Potatoes, red, flesh and skin, raw, FDC ID 170029 (SR Legacy, published 2019-04-01)
- Potatoes, white, flesh and skin, raw: Potatoes, white, flesh and skin, raw, FDC ID 170028 (SR Legacy, published 2019-04-01)
- Potatoes, red, flesh and skin, baked: Potatoes, red, flesh and skin, baked, FDC ID 170435 (SR Legacy, published 2019-04-01)
- Potatoes, white, flesh and skin, baked: Potatoes, white, flesh and skin, baked, FDC ID 170434 (SR Legacy, published 2019-04-01)
- Potatoes, Russet, flesh and skin, baked: Potatoes, Russet, flesh and skin, baked, FDC ID 170030 (SR Legacy, published 2019-04-01)
- Potatoes, canned, solids and liquids: Potatoes, canned, solids and liquids, FDC ID 170443 (SR Legacy, published 2019-04-01)
Comparison foods:
- Onion rings: Onion rings, breaded, par fried, frozen, prepared, heated in oven, FDC ID 324317
- Garlic: Garlic, raw, FDC ID 1104647
- Potato salad: Potato salad, home-prepared, FDC ID 169269
- Edamame: Edamame, frozen, prepared, FDC ID 168411
- Yam: Yam, raw, FDC ID 170071
- Sweet potato: Sweet potato, cooked, baked in skin, flesh, without salt, FDC ID 168483
- Corn: Corn, sweet, yellow, raw, FDC ID 169998
- Carrots: Carrots, raw, FDC ID 2709660
- Tomatoes: Tomatoes, red, ripe, raw, year round average, FDC ID 170457
How we calculate: every amount is the USDA value per 3.5 oz (100 g) scaled to the gram weight USDA lists for that measure. 1 oz = 28.35 g and 1 lb = 453.6 g. A dash (—) means USDA reports no value. How we verify.