BMI calculator
Calculate body mass index in metric or imperial units.
In your browser
1518.5253040
A healthy weight for your height is about . BMI is a rough guide and doesn’t account for muscle, age or build.
About this tool
Work out your body mass index in metric or imperial units and see where it falls, from underweight to obese, with the healthy weight range for your height.
How to use it
- 1 Choose metric or imperial.
- 2 Enter your height and weight.
- 3 Read your BMI and category.
Questions
What is a healthy BMI?
For most adults, 18.5 to 24.9. BMI doesn’t account for muscle mass, age or build, so treat it as a rough guide.
Is my data uploaded?
No. This tool runs in your browser, so your text and files never reach our server.
Is this tool free?
Yes. It’s free to use with no sign-up and no limits for normal use.
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