Nutrition reference

Potato

Potato is listed as potatoes, flesh and skin, raw in USDA FoodData Central. Per 100g, it provides 77 calories, 17.5g carbohydrates, 2.1g protein, and 0.1g fat.

kcalper 100g

Carbs: 17.5g
Protein: 2.1g
Fat: 0.1g

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Nutrition facts

Per 100 grams

Reference values

Energy: 77 kcal322.2 kJ
Carbohydrates: 17.5 g
Protein: 2.1 g
Total fat: 0.1 g
Dietary fiber: 2.1 g
Sodium: 6 mg
Calcium: 12 mg

Comparison

Potato vs Sweet Potato

View Sweet Potato facts

Both USDA FoodData Central references are for raw foods and are shown per 100 g. Cooking methods, added ingredients, and serving sizes can change the values in a meal.

Per 100 g	Potato	Sweet Potato
Energy	77 kcal	86 kcal
Carbohydrates	17.5 g	20.1 g
Protein	2.1 g	1.6 g
Dietary fiber	2.1 g	3 g

About this food

Understanding this nutrition reference

Potato on this page refers to potatoes, flesh and skin, raw. The nutrition values are sourced from USDA FoodData Central, FDC ID 170026, and use a 100 g raw reference. That keeps calories and macronutrients on a consistent basis when comparing foods.

The source definition includes both flesh and skin. Use these values for raw potato only; cooking, oil, butter, sauces, and changes in weight after cooking can change the nutrition for the portion you eat.

Food state: Raw
Edible portion: Flesh and skin
Measurement basis: 100 g raw edible portion

Portion guidance

How to use the serving references

Serving references use weights listed by USDA. One medium potato (2 1/4 to 3 1/4 inches in diameter) weighs 213 g in this source. Using the same raw per-100g reference, that portion provides about 164 kcal and 37.3 g carbohydrates. Measure raw potato when its size or preparation differs.

Questions and answers

Potato nutrition FAQ

How many calories and kilojoules are in 100g of potato?

This USDA FoodData Central reference lists 77 kcal (322.2 kJ) per 100 g of raw potato with flesh and skin.

How many carbs are in potato?

This raw potato reference lists 17.5 g of carbohydrates per 100 g.

How many calories are in a medium potato?

USDA lists one medium potato (2 1/4 to 3 1/4 inches in diameter) as 213 g. Using this page raw per-100g reference, that portion provides about 164 kcal and 37.3 g carbohydrates.

Does this reference apply to cooked potato?

No. This page is specifically for raw potato. Cooking methods, added ingredients, and changes in weight after cooking can change nutrition values.