Calories in a Baked Potato

These calorie counts are for plain baked potatoes without toppings:

• A small baked potato, about 2 inches in diameter has approximately 130 calories.
• A medium baked potato, about 2 ½ to 3 inches in diameter has approximately 160 calories.
• A large baked potato, about 3 ½ to 4 inches in diameter has approximately 275 calories.

Learn more about the nutritional value of potatoes.