How Many Calories Are in a Sweet Potato?

One raw sweet potato weighing around 130 g contains about 105 calories.

Per 100 g, raw sweet potato contains approximately 81 calories.

Calories in sweet potato by serving

Sweet potatoes vary considerably in size, so calories depend mainly on the edible weight and preparation method.

Serving Weight Calories
1/2 cup, cubed 67 g 54 kcal
1 sweet potato, about 5 in long 130 g 105 kcal
1 cup, cubed 133 g 108 kcal
Per 100 g 100 g 81 kcal

Calculate calories for your sweet potato

Weigh the edible sweet potato you plan to eat, then enter the weight below. Use a value that matches whether you weighed it raw or cooked.

130 g of raw sweet potato 105 kcal
Protein
2,1 g
Carbohydrates
23,0 g
Fat
0,1 g
Fiber
3,9 g

Calculated from average raw sweet-potato nutrition values per 100 g. Cooking and added ingredients can change the result.

One sweet potato is easy. A whole day gets harder.

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Nutrition data and methodology

Raw sweet-potato nutrition values are based on the Danish Frida Food Data database. Common serving weights are based on the USDA FoodData Central raw sweet-potato record.

Sweet potatoes vary by variety and size, while cooking changes water content. Added oil, butter, sugar, sauces, and toppings are not included in these estimates.

Common questions about sweet potato calories

How many calories are in one sweet potato?

One raw sweet potato weighing around 130 g contains approximately 105 calories. Larger or smaller sweet potatoes will change the result.

How many calories are in 100 g of sweet potato?

Raw sweet potato contains approximately 81 calories per 100 g.

How many calories are in one cup of sweet potato?

One cup of raw cubed sweet potato weighs around 133 g and contains approximately 108 calories.

How many calories are in half a cup of sweet potato?

Half a cup of raw cubed sweet potato weighs around 67 g and contains approximately 54 calories.

Do cooked and raw sweet potatoes have the same calories?

The total calories in the sweet potato do not disappear during cooking, but calories per 100 g can change as water is gained or lost. Oil, butter, sugar, and other additions must be counted separately.

How many calories should you eat per day?

Knowing that one sweet potato has about 105 calories is useful. Knowing how that fits into your own day is more useful.