Growth Percentile Calculator – Check Child's Height and Weight Growth Compared to Peers
The growth percentile calculator compares your child's height and weight to WHO growth standards and shows which percentile your child is in compared to peers. Enter age, height, and weight.
The tool covers ages 0–18 and uses WHO and CDC reference values. You'll see your child's position on the growth curve and learn whether growth is within the normal range. Between pediatric visits, you can track growth at home.
What is Normal Growth in Children?
Normal is considered between the 3rd–97th percentiles — meaning 94% of children fall within this range. Growth tracking is more important than individual measurements: steady growth along one's own curve indicates healthy development. Concerning is when a child drops several percentiles in a short time.
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Browse all tools →Growth percentile calculator compares child's height and weight to age-appropriate reference values from growth charts. A useful tool for parents wanting to track their child's growth development.
Enter child's age, height, and weight, and the calculator shows where these values fall on growth chart references.
- Compare child's height and weight to age group reference values.
- See percentile value that indicates placement relative to other same-aged children.
- Track growth development over time with multiple measurement points.
Growth chart shows growth direction – a single measurement tells less than longer-term trends.
- Child's own growth curve is more important than individual percentile value.
- Normal variation between percentiles is large and completely normal.
- Growth spurts and plateaus are part of normal development.
Growth percentile calculator is a monitoring tool, not a diagnostic aid.
- Official growth monitoring happens at child health clinics and school health services.
- Growth is affected by genetics, nutrition, and many other factors.
- In concerning situations, contact your healthcare provider.