Health

Army Body Fat Calculator

Estimate body fat using the U.S. Army tape-test method (AR 600-9).

Gender

Height (inches)

Neck Circumference (inches)

Waist Circumference (inches)

Hip Circumference (inches, females only)

Body Fat %—

Army Standard (max)—

Status—

Male: %BF = 86.010 × log₁₀(waist − neck) − 70.041 × log₁₀(height) + 36.76
Female: %BF = 163.205 × log₁₀(waist + hip − neck) − 97.684 × log₁₀(height) − 78.387

About the Army Body Fat Test

The U.S. Army uses circumference-based measurements per AR 600-9 to estimate body fat when a soldier exceeds screening weight. This method uses a tape measure around the neck, waist, and (for females) hips.

Maximum Allowable Body Fat

Male (17-20): 20% | (21-27): 22% | (28-39): 24% | (40+): 26%
Female (17-20): 30% | (21-27): 32% | (28-39): 34% | (40+): 36%