Child Height Percentile Calculator – Trusted WHO Growth Check

Child height percentile calculator helps parents and caregivers check how a child’s current length or height compares with WHO-based growth references for ages 0 to 5 years. The tool is useful for seeing whether a child falls into a lower, middle, or higher percentile band for age and sex. Users enter age, choose months or years, select sex, and add length or height in either centimeters or inches to receive an exact percentile and LMS-based z-score.

Child Height Percentile (0–5 years)

LMS method • Live updates

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👶 Age

Unit

We convert age internally to months for the LMS lookup (0–60 months).

⚧ Sex

WHO tables are separated by sex.

📏 Length / Height

Unit

Mode: Length (age < 24 months)

Quick summary

Add age, sex, and length/height to see results.

Results

Exact percentile

—%

Z-score (LMS)

—

Percentile band

—

Step-by-step derivation

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Action

Unit changes only convert that field (local conversion); other fields stay the same.

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