Calories in Boiled Egg White (100 g, 1 g...) 📊 Nutrition Facts and ... How many calories in. Boiled Egg White = 52 cal. There are 52 calories in 100 g of Boiled Egg White. Common Serving Sizes: Amount Serving Size Calories Add to Counter; 100 g. 52: 1 g. 0.52: 1 small egg = 25g. 13: 1 medium egg = 33g. 17: 1 large egg = 42g. 22: 1 extra large egg = 50g. 26: 1 tsp = 1.8g. 1: 1 tbsp = 5.6g. 3: