Body Fat Percentage Calculator

Calculate your body fat percentage using the US Navy method. Get insights into your body composition with waist, neck, and hip measurements.

Choose Unit System

Personal Information

Body Measurements

Measurement Instructions

Waist: Measure around the narrowest part of your waist, usually just above the belly button
Neck: Measure around your neck just below the Adam's apple (larynx)
Take measurements without clothes for accuracy, or wear minimal fitted clothing

Your Body Fat Result

📊

Enter your measurements to calculate body fat percentage

Body Fat Categories

Male Standards:
Essential Fat2-5%
Athletes6-13%
Fitness14-17%
Average18-24%
Obese25%+

Understanding Body Fat Percentage

US Navy Method

This calculator uses the US Navy body fat formula, which estimates body fat percentage based on body circumference measurements. It's one of the most widely used and accessible methods for body fat estimation.

The formula differs between men and women, accounting for physiological differences in fat distribution patterns.

Important Notes

  • Results are estimates and may vary from other methods
  • Accuracy depends on proper measurement technique
  • Individual body composition varies greatly
  • Consult healthcare professionals for medical advice

Related Health Calculators