Growth percentile calculator

Assess and track your infant's growth by entering your child's gender, age, length, weight and head circumference in the spaces below, and we'll give you an estimate of how your child's size compares with that of children the same age. Come back again and again to make sure your child is growing at a steady rate.

Growth percentile calculations are very precise, so measure carefully. To learn more about child growth charts and percentiles, click here