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Kids BMI Calculator

Last updated: December 2024

Calculate Your Child's BMI

Get personalized health recommendations by age

2-5 years
4-5 lbs/year
2-3 in/year
6-11 years
5-7 lbs/year
2-2.5 in/year
12-17 years
Variable
Puberty growth spurt

Common Questions

What is a healthy BMI for kids?

Is my child overweight or just going through a growth phase?

How often should I check my child's BMI?

My athletic child has a high BMI. Should I be concerned?

What's the difference between BMI percentile and BMI number?

Should I put my overweight child on a diet?

Related Tools

Growth TrackerGrowth PercentilesHeight PredictorMilestone Tracker

Medical Disclaimer

This calculator provides educational estimates only and is not a substitute for professional medical advice. Always consult your pediatrician or healthcare provider for guidance specific to your child.

Last reviewed: December 2024
Sources:CDC BMI CalculatorAAP Healthy Weight