Navy Body Fat Calculator

Use the official US Navy body fat formula. Trusted method used by military and fitness professionals.

Understanding Body Fat

Navy method: Uses log calculations with circumference measurements

Body Fat Categories

  • Essential: Men 2-5%, Women 10-13%
  • Athletes: Men 6-13%, Women 14-20%
  • Fitness: Men 14-17%, Women 21-24%
  • Average: Men 18-24%, Women 25-31%
  • Obese: Men 25%+, Women 32%+

Frequently Asked Questions

Why is it called the Navy method?
Developed by the US Navy for quick, accurate body composition assessment without special equipment.

How accurate is the Navy method?
Within 3-4% of hydrostatic weighing, making it one of the best simple methods.