| Girls |
New Born |
3 Months |
6 Months |
9 Months |
12 Months |
18 Months |
24 Months |
| Weight |
6 - 9 lbs. |
10 - 14 lb |
13 1/2 - 18 1/2 lb |
16 1/4 - 21 1/2 lb |
18 - 24 lb |
21 1/2 - 28 lb |
23 1/2 - 31 lb |
| Height |
18 1/2 - 21 in |
22 - 24 1/2 in |
24 1/2 - 27 in |
26 - 29 in |
27 1/2 - 30 1/2 in |
30 - 33 in |
32 - 35 1/2 in |
Infant and Baby Size Charts
Weight and height chart for infants and babies. These are averages of babies between the 10% to 90% as shown in the Center for Disease Control charts shown below. These are only averages from the charts listed, please check with your doctor for more accurate measurements. This site is for aparrel and clothes for baby measurements only. We are not Doctors and make no claims to the accuracy of these charts.
Baby boys height and weight chart
Please click on the chart for a bigger and printable version.
Baby girls height and weight chart
Please click on the chart for a bigger and printable version.
Baby boys from the 10% to 90% bracket shown in the Center for Control Charts shown below. This is only a general size, Please check with you doctor for more accurate measurements and growth trends.
| Boys |
New Born |
3 Months |
6 Months |
9 Months |
12 Months |
18 Months |
24 Months |
| Weight |
6 - 9 1/2 lbs. |
11 - 15 1/2 lb |
15 - 20 1/4 lb |
18 - 24 lb |
20 1/2 - 26 1/4 lb |
22 1/2- 29 1/2 lb |
24 - 32 1/4 lb |
| Height |
18 1/2 1 21 1/4 |
22 3/4 - 25 1/4 in |
25 - 28 in |
26 3/4 - 29 3/4 in |
28 1/2 - 31 in |
30 3/4 - 34 in |
32 1/2 - 36 in |
Baby girls from the 10% to 90% bracket shown in the Center for Control Charts shown below. This is only a general size, Please check with you doctor for more accurate measurements and growth trends.
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Baby boys head circumference for age and weight for length percentiles from birth to 36 months.

Please click on the chart for a bigger and printable version.
Baby boys head circumference for age and weight for length percentiles from birth to 36 months.

Please click on the chart for a bigger and printable version.