Body Fat Calculator – Estimate Your Body Fat Percentage

This Body Fat Calculator uses the U.S. Navy method to estimate your body fat percentage and categorize your body composition level. A useful tool for weight loss, fitness, and health monitoring.

Gender:
Male Female

Age (years):


Height (cm):


Neck circumference (cm):


Waist circumference (cm):

Hip circumference (cm):

Calculate

Result:

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What is Body Fat Percentage?

Body fat percentage is the amount of fat in your body compared to everything else (muscle, bone, organs, water). Knowing your body fat helps track fitness and health levels better than weight alone.

Body Fat Levels Chart

Category	Male (%)	Female (%)
Essential Fat	2–5%	10–13%
Athletes	6–13%	14–20%
Fitness	14–17%	21–24%
Average	18–24%	25–31%
Obese	25%+	32%+

Formula Used

Men:
Body Fat % = 495 / [1.0324 – 0.19077 × log₁₀(waist – neck) + 0.15456 × log₁₀(height)] – 450

Women:
Body Fat % = 495 / [1.29579 – 0.35004 × log₁₀(waist + hip – neck) + 0.22100 × log₁₀(height)] – 450