Calories in sweet potato

Baked sweet potato, 1 medium, 2" dia, 5" long, raw (114 g), has 103 kcal. 100 g baked is 90 kcal; 100 g raw is 86 kcal.

Updated . Reference values from USDA FoodData Central.

Raw and baked sweet potato compared per hundred grams, with a note on size and skin.

Calories by amount

By cup and piece

Scroll sideways to see all columns.

AmountWeight (g)Calories (kcal)Basis
Baked sweet potato
1 small605448-60USDA household measure
1 medium2" dia, 5" long, raw11410392-113USDA household measure
1 large180162145-179USDA household measure
1/4 cup504536-54Calculated from 1 cup (USDA)
1/3 cup676049-72Calculated from 1 cup (USDA)
1/2 cup1009073-107Calculated from 1 cup (USDA)
1 cup200180145-215USDA household measure
250 ml211190154-227Calculated from 1 cup (USDA)
Raw sweet potato
1/4 cup, cubes332923-34Calculated from 1 cup (USDA)
1/3 cup, cubes443831-45Calculated from 1 cup (USDA)
1/2 cup, cubes675746-68Calculated from 1 cup (USDA)
1 cup, cubes13311492-136USDA household measure

By weight

AmountRaw (kcal)Baked (kcal)
50 g4341-454543-47
100 g8683-899087-93
150 g129124-134135130-140
200 g172165-179180173-187
1 oz (28 g)2423-252524-26
4 oz (113 g)9894-10110298-106
8 oz (227 g)195188-203204196-212

Small numbers after each value are the range, with about an 80 percent chance that the reference value falls inside. Weights are calculated from 100 g of each USDA record. How the range works.

Raw vs cooked, per 100 g

Sweet potato, raw

Raw

86 kcal (83-89) per 100 g

Protein
1.6 g
Carbs
20.1 g
Fat
0.1 g

Source: USDA FoodData Central, SR Legacy, FDC 168482.

Sweet potato, baked in skin

Baked

90 kcal (87-93) per 100 g

Protein
2 g
Carbs
20.7 g
Fat
0.2 g

Source: USDA FoodData Central, SR Legacy, FDC 168483.

Compared with similar foods

kcal per 100 g Raw Cooked 100 200 300 400 0 Sweet potato 86 90 Potato 79 93 White rice 365 130 Pasta 371 158 Quinoa 368 120 Bars start at 0. Bold: this page.
Chart data
FoodRaw (kcal per 100 g)Cooked (kcal per 100 g)
Sweet potato8690
Potato7993
White rice365130
Pasta371158
Quinoa368120
Calories per 100 g of sweet potato and 4 similar foods, raw and cooked. Source: USDA FoodData Central (FDC 168482, 168483, 170027, 170093, 168877, 168878, 169736, 169737, 168874, 168917), Remembite arithmetic.

Measuring sweet potato

Sweet potatoes vary a lot in size, so the page lists USDA's small, medium and large baked rows. Raw is 86 kcal per hundred grams and baked is 90. The baked row is for the flesh of a potato baked in its skin, and USDA lists the skin as refuse, so if you weigh the whole potato with the skin on, the log will run high. The raw record leaves out parings and trimmings in the same way. USDA labels its medium baked row with the raw size, so weigh the baked flesh of your own potato when you can. Peeled and boiled, mashed with butter, or fried as fries are different foods and are not covered.

Common questions

How many calories in a cooked sweet potato?

Baked sweet potato is 90 kcal per hundred grams. A cup of the baked flesh weighs 200 g and has 180 kcal. The small, medium and large rows are in the amount table above.

How many calories in a sweet potato?

It depends on the state. Raw is 86 kcal per hundred grams and baked in the skin is 90. A cup of raw cubes weighs 133 g and has 114 kcal.

How many calories in a medium baked sweet potato?

Read the medium row in the amount table above. USDA labels that row with the raw size, not the baked weight, so weigh the baked flesh of your own potato and scale from 90 kcal per hundred grams when you can.

Often eaten with

  • Chicken breast1 breast, bone and skin removed, roasted (172 g)284 kcal
  • Black beans1 cup, boiled (172 g)227 kcal
  • Broccoli1 cup, chopped, boiled (156 g)55 kcal
  • Eggs1 large, boiled (50 g)78 kcal

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Sources: USDA FoodData Central, FDC 168482 (raw), FDC 168483 (baked). Cup, spoon and piece weights are USDA household measures in the same records unless the Basis column says otherwise. Methodology. Estimates, not medical advice.

Source: USDA FoodData Central (CC0)