Body Fat Calculator

Calculate Your Body Fat Index Percentage

Determine your body fat percentage with this body fat calculator. Use a tape measure to determine your waist, hip and neck circumference. Then input your gender and measurements below to receive a body fat index based on average values. The body fat index is not an indicator of fitness level since the calculation is made with no regard to height or weight.

*This body fat calculator follows the U.S. Navy Circumference Method.

Body Fat Percentage Charts for Male and Female

Classification Women (% Fat) Men (% Fat)
Essential Fat 10-12% 2-4%
Athletes 14-20% 6-13%
Fitness 21-24% 14-17%
Acceptable 25-31% 18-25%
Obese 32%+ 25%+