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Body Fat Calculator

Estimate your body fat percentage using the US Navy method. Shows fat mass, lean mass and body fat category with just a tape measure

Body Fat Calculator (US Navy Method)

Body Fat Percentage

16.9%

Fitness

Fat Mass

12.7

kg

28.0 lbs

Lean Mass

62.3

kg

137.3 lbs

Category Ranges

Essential0% - 6%
Athlete6% - 13%
Fitness13% - 17%
Average17% - 24%
Obese24% - 50%+

⚠️ Accuracy Note

The US Navy method is an estimate. Actual body composition is best determined via DEXA, hydrostatic weighing, or other advanced methods.

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