Health & Fitness Calculators
Body Fat Percentage Calculator
Enter height, neck, and waist (plus hip for women) measurements to estimate body fat percentage using the US Navy method.
17.5%
Estimated body fat (US Navy method)
The US Navy circumference method is an estimate, not a substitute for DEXA scans or other clinical measurements.
How to use this tool
- 1Choose male or female.
- 2Enter height, neck, and waist (and hip if female).
- 3See the estimated body fat percentage.
Frequently asked questions
How accurate is this method?+
The Navy circumference method is a reasonable field estimate, but DEXA scans or hydrostatic weighing are more precise clinical measurements.