Normal weight for 21 month olds (kg)
The average weight for 21 month old toddler boys is 12.3 kg and 21 month old toddler girls average 11.6 kg1 The tables below show the distribution of weight by percentile of the 21 month year old population.
Current units = kilograms. View this page in pounds.
Body weight percentile table for 21 month old toddler boys
| Percentile | Weight |
|---|---|
| 3rd | 10.1 kg |
| 5th | 10.3 kg |
| 10th | 10.7 kg |
| 25th | 11.4 kg |
| 50th | 12.3 kg |
| 75th | 13.2 kg |
| 90th | 14.2 kg |
| 95th | 14.7 kg |
| 97th | 15.1 kg |
Body weight percentile table for 21 month old toddler girls
| Percentile | Weight |
|---|---|
| 3rd | 9.6 kg |
| 5th | 9.9 kg |
| 10th | 10.2 kg |
| 25th | 10.9 kg |
| 50th | 11.6 kg |
| 75th | 12.5 kg |
| 90th | 13.4 kg |
| 95th | 14 kg |
| 97th | 14.4 kg |
Source Citations
- Robert J. Kuczmarski Dr.P.H. et al., Centers for Disease Control and Prevention, U.S. Department of Health & Human Services 2000 CDC Growth Charts for the United States: Methods and Development
- American Academy of Pediatrics Is Your Child Overweight?