BMI Reference Calculator

BMI is a commonly requested reference number, and calculating it by hand means remembering a formula most people do not have memorized.

Enter height and weight in either metric or imperial units, and get the BMI number calculated instantly.

See which general reference range the result falls into, clearly labeled as a broad reference and not a diagnosis.

Switch between metric and imperial units anytime without needing to convert anything yourself first.

This tool provides a general numeric reference only, it does not offer any diet, exercise, or health advice.

For any real questions about your health or weight, a doctor is always the right resource, not a calculator.