Body Fat Percentage Calculator

Get a US Navy body fat estimate as you type.

FREE - NO SIGN-UP - RUNS ON YOUR DEVICE

Your entries stay on your device

  • Liveupdates as you type
  • 0data uploaded
  • 1clear result
  • Freeno account needed
Specification

Body Fat Percentage Calculator at a glance

Input
Enter sex, height, neck, waist and hip m
Output
a US Navy body fat estimate
Health notice
Estimate, not medical advice
Processing
Runs locally in your browser
Price
Free
Account required
No
How to

How to use Body Fat Percentage Calculator

  1. 1

    Enter your values

    Enter sex, height, neck, waist and hip measurements.

  2. 2

    Review the estimate

    Review the live estimate.

  3. 3

    Copy the result

    Copy the result when ready.

Questions

Frequently asked questions

Is this result medical advice?

No. It is a general estimate based on the values and formula shown. A qualified health professional can interpret measurements for your circumstances.

Are my entries uploaded?

No. The calculation runs in your current browser tab, and the tool does not send the values to a server.

Why might my result differ elsewhere?

Methods, rounding and reference assumptions vary. Check the selected units and inputs, then treat the result as an estimate rather than a diagnosis.

Background

Understanding the estimate

Enter sex, height, neck, waist and hip measurements. See the circumference-based estimate and the measurements used. This calculator provides an estimate, not medical advice.

  • The result follows the method named in the tool and rounds figures for easy reading.
  • Personal circumstances vary, so use the figure as a general reference and not a diagnosis.

Full specification

Specification of the Body Fat Percentage Calculator tool
InputEnter sex, height, neck, waist and hip measurements.
OutputSee the circumference-based estimate and the measurements used.
Health noticeThis result is an estimate for general information and is not medical advice.
ProcessingAll calculations run locally in the current browser tab.
PriceFree
Account requiredNo
Next step

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