Calculate Body Fat Army

Use this free calculate body fat army to estimate body fat with the US Army tape (circumference) method.

Health information notice: Results are estimates based on general formulas and may not reflect individual circumstances. This tool is not a diagnosis or substitute for personalized advice from a qualified healthcare professional.

How the calculate body fat army works

The Army tape formula uses height, neck and waist (plus hip for women) in inches with base-10 logarithms to estimate body fat percentage.

Frequently asked questions

How accurate is the tape test?

It is an estimate, usually within a few percentage points. Measure with a flexible tape, relaxed, and take each measurement twice.

Is this an official military assessment?

No. It is an estimate based on the method implemented here. Official assessment procedures and standards may change; consult current service guidance.

Can measurement technique affect the result?

Yes. Tape placement, posture, rounding and measurement repeatability can affect the estimate.

Results are estimates for general information only. They are not a substitute for professional advice where applicable. Found a mistake? Report an error.