How accurate is the Navy body fat formula?

It is a circumference estimate, not a DEXA or Bod Pod measurement. Useful for tracking trends, not clinical diagnosis.

Body Fat Calculator — U.S. Navy Method Free

Sex

Male Female

Height (in)

Neck (in)

Waist (in)

Hip (in, female)

Body fat

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Height without shoes.
Neck below the larynx.
Waist at navel (men) / narrowest point often used for women; hips at widest point for women.

BMI Calculator TDEE Macros Calories