1 Calories In Pumpkin Cup Cakes (serv = 1 cupcake). 2  91 calories, 2g fat, 18g carbs, 1g protein, 1g fiber. 3  Calories In 105 Calorie Strawberry Cupcake w/ Icing. 4  105 calories, 2g fat, 19g carbs, 1g protein, 4g fiber.