calories in one walnut
Calories in walnuts There are: 13 calories in each half walnut. 27 calories in each whole walnut. 183 calories in each oz or 28g. 185 calories in 14 walnut halves. 654 calories in 3$ or 100g of walnut. 654 calories in 1 cup of halves (50 halves) 765 calories in 1 cup (117g) of chopped walnuts.