Body Fat Calculator

Estimate your body fat percentage using body measurements. Free, fast, and works directly in your browser.

Calculate your body fat percentage using the U.S. Navy Method. This method uses body measurements to estimate body fat percentage with reasonable accuracy.

U.S. Navy Method Gender-specific calculations Health assessment

Enter Your Measurements

Enter your measurements and click "Calculate" to see your results.

How to use Body Fat Percentage Calculator

  1. Select your gender and measurement units.
  2. Enter your height, weight, and body measurements (e.g., waist, neck).
  3. Click the 'Calculate' button to get your estimated body fat percentage.

Features

  • Uses established formulas like the U.S. Navy method for accurate estimation.
  • Supports both metric and imperial units for user convenience.
  • Provides instant results with a clear display of your body fat percentage.
  • No registration required – calculate your body composition privately.

Who Is This Tool For?

This calculator is essential for fitness enthusiasts, athletes, and individuals on a health journey who need to track body composition changes beyond just weight.

Why Track Body Fat Percentage?

Monitoring your body fat percentage is a more accurate indicator of fitness and health than weight alone, helping you assess progress in fat loss and muscle gain for effective diet and training plans.

Frequently Asked Questions

Is this body fat percentage calculator free?

Are my personal measurements stored or uploaded?

What measurements do I need to use this calculator?

How accurate is the body fat percentage estimate?

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