Line chart of normal height in cm for US boys. The 50th percentile height is 50.50 at birth, 76.10 at 1 year, 86.80 at 2 years, 94.90 at 3 years, 102.90 at 4 years, 109.90 at 5 years, 137.50 at 10 years, 169.00 at 15 years, and 176.80 at 18 years old.

Normal height in cm for North American (USA) boys of age (in months) between birth and 18 years old. The blue line represents the mean value (50th percentile), while the upper red line represents the 90th percentile, and the lower red line the 10th percentile.
Value labels above the middle line are rounded to the cm. Values with two decimals are given in the table below.

 

Normal height for US boys
between birth and 18 years old

Age
(Month)

Height
(cm)

10th Percentile50th Percentile90th Percentile
Birth47.5050.5053.50
151.3054.6057.70
357.7061.1064.50
664.4067.8071.30
969.1072.3075.90
1272.8076.1079.80
1878.7082.4086.60
2483.5086.8092.00
3086.5090.4095.60
3690.3094.90100.10
4293.9099.10104.30
4897.30102.90108.20
54100.60106.60111.90
60103.70109.90115.40
66106.70113.10118.70
72109.60116.10121.90
78112.30119.00124.90
84115.00121.70127.90
90117.60124.40130.80
96120.20127.00133.60
102122.70129.60136.50
108125.20132.20139.40
114127.60134.80142.40
120130.10137.50145.50
126132.60140.30148.70
132135.10143.30152.10
138137.70146.40155.60
144140.30149.70159.40
150143.00153.00163.20
156145.80156.50167.00
162148.70159.90170.50
168151.80163.10173.80
174155.00166.20176.60
180158.20169.00178.90
186161.20171.50180.80
192163.90173.50182.40
198166.10175.20183.60
204167.70176.20184.40
210168.50176.70185.00
216168.70176.80185.30

[]

 

Sources: see Wissenschaftliche Tabellen

 

areppim logo  areppim: information, pure and simple