Health & Fitness

Waist-to-Height Ratio Calculator

Calculate waist-to-height ratio using waist circumference and height in the same units.

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Waist-to-Height Ratio Calculator

Enable JavaScript to use the interactive calculator; the example and formula are described below.

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How to use this waist-to-height ratio calculator

Enter the requested values above and select Calculate. The result updates immediately on the page, so you can change one value and compare different scenarios without leaving the calculator.

Formula and method

Waist-to-height ratio = waist circumference ÷ height.

Example

A 34-inch waist and 70-inch height gives a ratio of about 0.486.

What this calculator is useful for

Calculate waist-to-height ratio using waist circumference and height in the same units. It is designed for quick estimates and everyday problem solving. When a calculation affects a contract, tax filing, medical decision or other high-stakes situation, verify the result with the appropriate professional or authoritative source.

Waist-to-Height Ratio Calculator: a practical example

A 34-inch waist and 70-inch height yield a waist-to-height ratio of about 0.486.

What the result means

Both waist and height must be measured in the same units for a unitless ratio.

Limits to consider

A single ratio does not diagnose disease or account for body composition and individual medical context.

Related tools: BMI Calculator · BMR Calculator

Frequently asked questions

What does the Waist-to-Height Ratio Calculator calculate?

Calculate waist-to-height ratio using waist circumference and height in the same units.

How does the calculation work?

Waist-to-height ratio = waist circumference ÷ height.

Is this calculator free?

Yes. ERICH Calculators is free to use and no account is required.

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Method, assumptions & corrections

See how formulas, sources and limitations are handled across ERICH Calculators.