Body Fat % Calculator

Estimate your body fat percentage using the accurate US Navy circumference method.

Body Fat Percentage
Fat Mass
Lean Mass
Ideal Body Fat
Fat to Lose for Ideal

How the Navy Body Fat Method Works

The US Navy method estimates body fat using neck, waist and (for women) hip measurements alongside height. It is one of the most practical non-invasive methods available. Use caloriecalcfree.com for an instant estimate.