About Height Calculator – Our Mission | Height Calculator

Our Core Mission

Height is one of the first things parents track and one of the most common things people wonder about — yet a raw number like 172 cm or 5 ft 8 in rarely means much on its own. What does a percentile actually tell you? How tall will a child likely become? Is a growth pattern on track?

Height Calculator was built to answer those questions at every age — from a baby’s first centimeters to adult stature. It brings together height percentiles grounded in CDC and WHO growth references, child adult-height prediction from parents’ heights, instant cm ↔ ft/in conversion, and true-scale visual comparison, so anyone can predict, track and truly understand height.

How Our Calculations Work

• Real growth references: Percentiles are computed against the CDC growth charts (ages 2–20) and the WHO Child Growth Standards (birth to age 5) — the same references pediatricians use.
• Standard prediction method: Child adult-height estimates use the mid-parental height formula, always shown with an honest typical range of about ±8–10 cm — never presented as a guarantee.
• Exact unit math: Conversions use the international standard (1 inch = exactly 2.54 cm), so cm ↔ ft/in results are precise, not rounded guesses.
• True-scale visuals: Side-by-side figures share a single 0 cm baseline and scale proportionally, so what you see matches the numbers.

Height Calculator provides educational estimates, not medical advice. For concerns about a child’s growth, please consult a pediatrician.