Body Fat Calculator

Estimate your body fat percentage using the U.S. Navy fitness standards. Track your fitness progress.

Parameters

Configure the inputs for precise results.

Awaiting Parameters

Fill in the tool settings and click calculate to see the magic happen.

How to Use

1

Select Gender

Choose your gender as the formula differs significantly for men and women.

2

Take Measurements

Use a measuring tape to get your neck, waist, and (for women) hip circumference.

3

Input Stats

Enter your height, weight, and the measurements you just took.

4

Get Results

View your estimated body fat percentage and fitness category.

FAQ

How accurate is the Navy method?

It is one of the most accurate tape-measure methods, typically within 3-4% of clinical methods.

Where should I measure?

Men measure neck and waist; women measure neck, waist, and hips.