US Navy Body Fat Calculator for Women

Calculate female body fat % using the official US Navy three-measurement formula.

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Frequently Asked Questions — Navy Body Fat Calculator

How to measure for the Navy body fat formula (female)?+

Height: no shoes. Neck: below Adam's apple, round up 0.5cm. Waist: narrowest point between ribs and hips, round down 0.5cm. Hip: widest point around buttocks and hips, round down 0.5cm. Three measures each, use average.

What are the Navy/Army body fat standards for women?+

US Army body fat standards (female) by age: 17-20yrs: 28%, 21-27yrs: 30%, 28-39yrs: 32%, 40+yrs: 34%. Women have higher essential fat requirements than men due to hormonal and reproductive function.

What is a healthy body fat for women?+

ACSM healthy body fat for women: Essential: 10-13%. Athletes: 14-20%. Fitness: 21-24%. Acceptable: 25-31%. Obese: 32%+. Women generally have higher body fat than men — this is normal and necessary for hormonal health.