Average Growth Metrics for 2-Year-Old Boys: Height, Weight, Head Circumference, BMI

WHO 2006 Standards (Median ± 2 SD)

Parameter	Median	Range (±2 SD)
Height	86 cm (33.9 in)	81–91 cm
Weight	12.7 kg (28 lb)	10.5–15.5 kg
Head Circumference	48 cm (18.9 in)	45–51 cm
BMI	15.6	13.5–18.5

Clinical Use

• Plot on WHO growth charts (not CDC for <24 mo).
• Assess velocity—crossing >2 major percentiles warrants evaluation.
• Consider parental stature, nutrition, developmental milestones.