Body Fat Calculator Body Fat Calculator US Units Metric Units Age Gender Male Female Height Weight Neck Waist Hip Calculate Clear Result Enter your details to see your body fat percentage. Body Fat Category Body Fat Mass Lean Body Mass Body Fat Percentage Categories (Women) Description Women (% fat) Essential fat 10-13% Athletes 14-20% Fitness 21-24% Acceptable 25-31% Obese 32% + Body Fat Percentage Categories (Men) Description Men (% fat) Essential fat 2-5% Athletes 6-13% Fitness 14-17% Acceptable 18-24% Obese 25% +