How do I use the Body Fat Percentage Calculator?

Select your gender and measurement units (cm or inches). Enter height, neck circumference, and waist at navel. Women also need to enter hip circumference at widest point. Click Calculate for your estimated body fat percentage.

Is the Body Fat Percentage Calculator free?

Yes, the Body Fat Percentage Calculator on ToolHaven is completely free to use. No signup or registration is required.

Body Fat Percentage Calculator

Estimate body fat % using the U.S. Navy circumference method. Uses neck, waist, and hip measurements with height for males and females.

Units:

Height

Neck (cm)

Waist (cm) at navel

How to use

Select your gender and measurement units (cm or inches).
Enter height, neck circumference, and waist at navel.
Women also need to enter hip circumference at widest point.
Click Calculate for your estimated body fat percentage.

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