Height and Weight Calculator by Age

June 8, 2026

This Height and Weight Calculator by Age helps you compare height and weight values with typical ranges based on age and gender.

Height and Weight Calculator by Age

Child’s Birthdate:

Gender:

Current height:

Current weight:

Calculation Method

The calculator compares height and weight data against age-based reference values to provide a general assessment.

Parameters Explained

Age: measured in years
Gender: used for age-specific reference ranges
Height: measured in centimeters or feet and inches
Weight: measured in kilograms or pounds

How It Works

Instead of using a single formula, the calculator evaluates height and weight relative to standard age-based ranges to offer a general growth comparison.

Ethan Caldwell

Ethan builds the interactive health calculators on Height Growth Blog. Based in Denver, Colorado, he combines a software engineering background with a focus on evidence-based health tech, turning dense clinical guidelines — from CDC growth charts to NIH/IOM dietary references — into tools parents and teens can use in under a minute. Every calculator on the site, from BMI Percentile to Body Fat and Calcium Intake, is built directly from primary sources (NIH, AAP, CDC, Mayo Clinic) and cross-checked against peer-reviewed studies before launch.