BMI Calculator

Calculate BMI instantly with height and weight. Know if you're underweight, normal, overweight. Free BMI checker with health recommendations included.

ages: 2 - 120
feet
inches
pounds

Your BMI Results

BMI = 24.7 kg/m² (Normal)
Healthy BMI range: 18.5 kg/m² - 25 kg/m²
Healthy weight range: 126.8 lbs - 171.5 lbs
BMI Prime: 0.99
Ponderal Index: 13.7 kg/m³

BMI Classification

BMI Table for Adults (Age 20+)

Classification
BMI Range (kg/m²)
Severe Thinness
< 16
Moderate Thinness
16 - 17
Mild Thinness
17 - 18.5
Normal
18.5 - 25
Overweight
25 - 30
Obese Class I
30 - 35
Obese Class II
35 - 40
Obese Class III
> 40

Note: BMI is a screening tool and not a diagnostic of body fatness or health. For a comprehensive assessment, consult with a healthcare provider.

The calculator uses WHO recommendations for adults and CDC guidelines for children and teens.