About the Healthy Weight Range Calculator
The weight range for a healthy BMI (18.5–24.9) at your height, and how far your current weight is from it.
Also known as: weight range for height, normal weight range, target weight range.
How to use this calculator
- Enter units and the other fields.
- The result updates instantly as you type — press Calculate (or Enter) at any time.
- Review the breakdown shown under the main result.
- Use Copy result or Share to save the answer or send a link with your inputs.
Formula
Healthy weight = BMI 18.5–24.9 × height (m)²
Worked example
Using the values pre-filled in the calculator above:
- Units: Metric (kg, cm)
- Weight = 80 kg
- Height = 172 cm
the calculator returns:
- Healthy range: 54.7–73.7 kg
- Your BMI: 27
- Midpoint weight: 64.2 kg
- Difference from range: 6.3 kg above