Statistics
Average Height of Boys
Boys' average height by age from birth through 18, based on WHO and CDC growth standards. Values shown in both inches and centimeters.
Average Height — Boys by Age
| Age | Height (inches) | Height (cm) |
|---|---|---|
| 2 years | 34.2 in | 86.9 cm |
| 4 years | 40.3 in | 102.3 cm |
| 6 years | 45.5 in | 115.6 cm |
| 8 years | 50.1 in | 127.3 cm |
| 10 years | 54.5 in | 138.4 cm |
| 12 years | 58.7 in | 149.1 cm |
| 14 years | 64.0 in | 162.6 cm |
| 16 years | 67.6 in | 171.6 cm |
| 18 years | 69.1 in | 175.5 cm |