Average Kids Weight, Height By Age
Children, even those who have the same age and gender, grow at very different rates. There are those who grow really fast while there are also those who grow really slow.
The Growth of Children
- Breast-fed children tend to grow faster than formula-fed children within a few months from birth
- Formula-fed children tend to grow faster than breast-fed children until late in the first year
- After that, genes will determine the rate that the child grows
- Race is also another factor – some races tend to be taller and grow faster than the others
- Also, kids who are properly nourished grow on a faster rate
- Until early adolescent years, girls tend to grow faster than boys
- From adolescent until mature or full grown adult, boys tend to grow faster than girls
Average Weight for Children by Age
- 0 months 5.5 to 9.5 lbs
- 1 year 17.6 to 26.6 lbs
- 2 years 22.0 to 34.1 lbs
- 3 years 25.3 to 39.6 lbs
- 4 years 28.8 to 46.0 lbs
- 5 years 32.6 to 51.7 lbs
- 6 years 35.6 to 58.3 lbs
- 7 years 39.2 to 65.3 lbs
- 8 years 42.5 to 73.3 lbs
Average Weight for Kids by Height
- 18.1 to 21.7 inches 5.5 to 9.5 lbs
- 27.6 to 31.5 inches 17.6 to 26.6 lbs
- 31.1 to 35.8 inches 22.0 to 34.1 lbs
- 33.9 to 39.8 inches 25.3 to 39.6 lbs
- 36.4 to 42.9 inches 28.8 to 46.0 lbs
- 38.6 to 45.7 inches 32.6 to 51.7 lbs
- 40.9 to 48.4 inches 35.6 to 58.3 lbs
- 42.9 to 50.8 inches 39.2 to 65.3 lbs
- 44.9 to 53.5 inches 42.5 to 73.3 lbs
Average Weight for Children Age 10-11
- 67.5 to 100.0 lbs
Average Weight for Children Age 7-8
- 39.2 to 73.3 lbs