This data-driven article will tell you both the average height for 7 year olds and the average weight for 7 year olds so that you can assess the physical development of your seven year old son or daughter.
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What is the average height for a 7 year old boy in feet?
What is the average height for a 7 year old boy in feet? According to anthropometric height data, in which 193 seven year old boys were measured, the average height of a 7 year old boy in feet is 4 feet 2 inches tall.
This value is rounded up to the nearest whole inch. The specific average height for a 7 year old male is 4 feet 1.6 inches, which works out at 126.1 cm tall.
Between the ages of 7 and 8, a boy will typically grow in height by around 2.5 inches. [1]
Some seven year old boys are naturally taller than others due to their genetics, but getting plenty of sleep, sufficient daily exercise, and adequate nutrition are also important for developing at the optimal rate.
What is the average height for a 7 year old girl in feet?
What is the average height for a 7 year old girl in feet? Based on the measurement data of 190 US seven year old females, the average height of a 7 year old girl is 4 feet 1 inch tall.
Specifically, the precise average height for a 7 year old female was found by the researchers to be 4ft 0.8in, which is equal to 124.1 cm.
So, at the age of 7, girls are roughly an inch shorter than boys (0.8 inches, to be precise).
Surprisingly for some, this height difference actually closes off for a while when girls start puberty, which is typically earlier than for boys.
From the ages of 9-12, girls and boys are virtually the same height, with a fair few girls actually being taller than their male peers at this age.
What is the average weight for a 7 year old boy?
What is the average weight for a 7 year old boy? Based on the data, which measured the body weight of 193 seven year old boys, the average weight of a 7 year old boy is 61 pounds.
In kilograms, the average weight for a 7 year old boy is 27.7 kg, which works out at 4.35 stones.
Between the ages of 7 and 8, a boy will typically gain around 9 lbs of extra body mass as he continues to grow and develop.
As for body mass index, data from the same source shows that the average BMI for a 7 year old boy is 17.3, which is considered to be normal and healthy.
What is the average weight for a 7 year old girl?
What is the average weight for a 7 year old girl? Based on the research, the average weight of a 7 year old girl is 60.2 pounds, which works out at 27.3 kg or 4.3 stones.
As we can see, seven year old girls and boys have very similar body weights as well as similar heights. Therefore, it’s little surprise that, like their male counterparts, 7-year-old females will gain approximately 9 lbs of body weight between the ages of 7 and 8.
In terms of body mass index, the average BMI for a 7 year old girl is 17.5, which, although on the high side of normal, is still considered to be healthy.
Interestingly, research shows that 7-year-old children who live in Southern European countries tend to have a significantly higher BMI than those living in Northern and Eastern Europe.
So, on the whole—based on BMI, at least—American 7 year old children tend to be quite healthy because they don’t typically have excess body fat.
7 year old boy weight chart
This 7 year old boy weight chart is helpful for working out precisely how heavy or light your seven year old son is.
So, if your son’s weight puts him in the 25th percentile, for example, then, statistically, he’d only weigh more than around 25% of his peers.
7 year old girl weight chart
This 7 year old weight chart for girls shows the body weight percentile for US seven year old females and is useful for learning how underweight, overweight, or normal your daughter is in terms of her body mass.
As mentioned, these percentiles reflect the height distribution of a particular sample set—in this case, American 7-year-old girls. So if your daughter is in the 75th percentile, for example, then she’d weigh more than 75% of her peers.
Note that being above the 50th percentile doesn’t necessarily mean that someone is too fat—use BMI and/or waist circumference if you want to accurately measure adiposity.
How tall are 7 year olds on average?
How tall are 7 year olds on average? To give a quick recap, most 7 year old boys are around 4 feet 2 inches tall, while the majority of 7 year old girls are approximately 4 feet 1 inch tall.
Of course, a child’s genetics can mean that they’re shorter or taller than this. So unless your 7-year-old is significantly under these measurements, you shouldn’t worry too much.
Still, many parents rightly show a great concern for their child’s physical development, which is why knowing the average 7 year old weight and height can be so useful.
The verdict: How much should a 7 year old weigh?
As noted above, a normal weight for 7 year old boys and girls is just over 60 lbs. Taller children have longer bones and may weigh more than their shorter peers.
Active children may have leaner physiques and less body fat, which, in contrast, could make them weigh less than the average 7 year old.
References
- 7-Year-Old Child Development Milestones. (2022, March 15). Verywell Family. Retrieved from https://www.verywellfamily.com/7-year-old-developmental-milestones-620704
- Taxová Braunerová, R., Kunešová, M., Heinen, M. M., Rutter, H., Hassapidou, M., Duleva, V., Pudule, I., Petrauskienė, A., Sjöberg, A., Lissner, L., Spiroski, I., Gutiérrez-González, E., Kelleher, C. C., Bergh, I. H., Metelcová, T., Vignerová, J., Brabec, M., Buoncristiano, M., Williams, J., Simmonds, P., … Breda, J. (2021). Waist circumference and waist-to-height ratio in 7-year-old children-WHO Childhood Obesity Surveillance Initiative. Obesity reviews : an official journal of the International Association for the Study of Obesity, 22 Suppl 6, e13208. https://doi.org/10.1111/obr.13208