Home Height What Is The Average Height For 13 Year Old Boy And Girl?

What Is The Average Height For 13 Year Old Boy And Girl?


At the age of 13 or 14 the average height should fall between 4 feet 8 inches and 5 feet 6 inches. The average height for 13 year old boy depends on the kind of food and lifestyle. The height and weight goes through multiple changes in teenagers.

What Should Be The Average Height For A 13-Year-Old?

The average height of a 13-year-old girl is measured within 1.57 m (5 foot 1 3/4 inches), per the Centers for Disease Control. At the 10th percentile, girls’ average height might range from 1.5 m (4 foot 11 1/4 inches) to 1.67 m (5 foot 5 3/4 inches) at the 90th percentile.

Girls of that age typically weigh 46.3 kg (102 lbs), with the 10th percentile at 37.2 kg (82 lbs) and the 90th percentile at 62.1 kg (137 lbs), respectively.

Note: BMI of 24.35 is considered to be normal. A BMI between 18.5 and 25 is considered normal. 

If you try out looking for what is the average height of a 13-year-old boy in feet, look no further than taking consultation with a dietician. Basically, the average height of the 13-year old should be between 61.5 inches and 61.9 inches.

Adolescence is when the body undergoes multiple structural changes as a result of puberty. Weight and height varies between tender ages only. There should be proper intake of food and protein content that helps the teenager grow better.

        Age       (years)50th percentile height for teen girls (inches)
         8-12   50.1- 59.3 inches
         13-15    61.8-63.8 inches
         16-18    64.1- 66.3 inches

Here’s Everything About The Average Height For A 13-Year-Old Boy

The average height for a 13 year old boy is based on 50th percentile accounting an approx. of 64.1 inches (or 156 centimeters).

The average height for a 13-year old boy is 5’1 ¾’’ and weight of 102 pounds. It comes with a range from 80 pounds at the 10th percentile to 135 pounds at the 90th percentile.

Boys reach to the peak with a height velocity. It is also known as the growth spurt, at 13 years of age, while girls reach it at 11.5. Growth spurts lasts between two to three years. The average girl grows between 3.5 inches and in boys it is 4.5 inches.

       Age (years)50th percentile height for teen boys (inches and centimeters)
         8-12   50.4- 58.7 inches
         13-15    61.4-68.3 inches
         16-18    69.1- 70.3 inches

Alert: During puberty, the height of the boys may increase by 92 percent compared to his height. But what about the girls? The puberty in girls occurs between the ages of 8 and 13 years old, with a growth spurt occurring between the ages of 10 and 14.

How To Calculate The BMI Score?

Subtract your weight from your height squared. Divide your weight in kilograms by your height in metres squared if you are using metric measurements.

For instance, 45kg / (1.52m2)2 = 19.5.

Divide your weight in pounds by your height in inches squared, and then multiply by 703. As an example: 45.4kg/ (60 in) ² x 703 = 19.5.

average height for 13 year old boy

Both calculations yield a BMI of 19.5, which falls within the normal range.

What Causes Children To Grow Slowly?

In both girls andboys, growth is seen in a different way. During childhood, there are most boys who tend to develop at quicker speed. Surprisingly the boys will be growing taller than the girls.

Slow growth occurs when in a child the rate of the growth is slower than the average for their age. The delay could be caused by an underlying health condition, such as a lack of growth hormone. Some growth issues are inherited. Others are caused by a hormonal imbalance or poor food intake.

But, What Causes Children To Grow Slowly?

  • Insulin levels
  • Sex hormones
  • Medical conditions
  • Thyroid conditions
  • Genetic disorders
  • Down syndrome

Above all, malnutrition in a child can also slow the growth rate in the kids. Sometimes teenagers are overweight and are also seen to be obese causing slow growth.

The average height for a 13-year-old female also depends on the weight and nutrition portion in the body. A growth delay occurs when a kid isn’t growing the normal rate and speed in which he or she should be growing. There can be underlying health condition delaying bring growth rate.

How Does Puberty Affect Teenagers’ Growth?

The average height of 13-year-old girls and boys is 61.8 inches and 61.4 inches, respectively.

A variety of factors influence adolescent growth. These elements can include environmental factors, physical activity levels, and nutrition. If you are concerned about your teen’s possible growth delays, seek doctor’s advice.

  • During puberty, both girls and boys experience a growth spurt
  • The growth rate varies in teens entering puberty
  • During puberty, most boys’ average height increases by about 3 inches per year (approx. 7.6 centimeters)
  • Girls tend to grow 1 or 2 inches every year
  • Early maturity begins between 11 and 12 years both in boys and in girls
  • Late matures begins between 13 and 14 in both the genders

Girls typically begin puberty earlier, between the ages of 8 and 13 years old.


1. What Is The Average Height For A 14 Year Old?

Ans1. The average height for a 14 year old boy is 162.4 cm (5’ 3), while for girls it is 159.8 cm (5’2).

2. Can 13 Year Old Still Grow?

Ans2. The growth intends to grow quickly between ages 12 and 15.

3. Is The Growth Speed Of Boys Faster Than Girls?

Ans3. The typical boy grows slightly faster than the typical girl at birth, but the velocities equalize around seven months, and then the girl grows faster until four years.

Check these related posts to have a full guide on this age:
Average IQ For A 13 Year Old,
Average Weight For A 13 Year Old,
How Many Calories Should A 13 Year Old Eat

Aniket jain
Hi there, My self Aniket Jain. A virtual SEO expert, content writer, and digital marketer. Works with lots of passion, hardly dedicated to what's best and what's next ✌️. Hope u all like my work ✌️


Please enter your comment!
Please enter your name here

- Advertisment -

Why College Is A Waste Of Time?

College is expensive and time-consuming to accomplish. Instead of putting a lot of money in the hands of college administrators, you may...