Army Body Fat Calculator
Calculate your body fat percentage using the US military tape test method.
Check if you meet Army, Navy, Air Force, or Marine Corps standards.
Body Fat Results
US Military Body Fat Formula (DoD tape test):
Men:
BF% = 86.010 × log10(waist - neck) - 70.041 × log10(height) + 36.76
Women:
BF% = 163.205 × log10(waist + hip - neck) - 97.684 × log10(height) - 78.387
Maximum Allowable Body Fat (US Army):
| Age | Men | Women |
|---|---|---|
| 17-20 | 20% | 30% |
| 21-27 | 22% | 32% |
| 28-39 | 24% | 34% |
| 40+ | 26% | 36% |
Measurement instructions:
- Neck: Measure just below the larynx (Adam’s apple)
- Waist (men): At the navel, level with the top of the hip bones
- Waist (women): At the narrowest point
- Hips (women only): At the widest point of the buttocks