As teens’ bodies go through the development process, their body weight and height keep fluctuating a bit every year until they are 18-20 years old. So, the parents need to know what average or ideal weight their teenage kids must be having at a certain age level. Moreover, teenagers should also be concerned about their weight and height as well. So, what is the average weight for a 14-year old, 13-year old, or 12-year old?

In this guide, the average weight for teenagers will be explained. But before that, it’s important to take a look at the factors upon which teenagers’ weight depends. These factors are mentioned as below:

What is the Average Weight for a 14 year old? Weight-determining factors in teens’ bodies:

  • Height
  • Age
  • Build
  • Percentage of body fat

The muscle cells weigh more than the fat cells do. That’s why two teen boys can weigh differently despite being of the same age. Moreover, boys are somewhat physically more healthy and strong than girls are, so, a teenage boy and a girl can weigh differently despite being of the same age.

Body Mass Index (BMI)

It is a measure to calculate one’s healthy body weight based on one’s height and weight. This measure indicates what weight one should weigh based on one’s height, in short, it tells you what your ideal weight should be. If you’re concerned about “what is the average weight of a 14 year old or any teen age”, you can use it to calculate the weight. The BMI formula for calculating body weight is written as below:

BMI formula = Bodyweight

  (Body height)2

Average Weight for Teenage Girls

According to the Centers for Disease Control and Prevention (CDC), the following are the average weights the teenage girls must weigh depending upon their height.

2 to 8 years old girls:

The average height of a 2-year-old girl is 34 inches, she should weigh 27 pounds. The average weight becomes 34 pounds by the age of 4, and the average height is 40 inches by then. The average weight is 46 pounds by the age of 6 at the height of 45 inches. An 8-year-old girl has an average weight of 58 pounds and an average height of 50 inches.

10 to 14 years old girls:

What is the average weight for a 14 year old girl or 10-14 years old girl? A 10-year old girl has an average weight of 72 pounds and an average height of 54 inches. A 12-year old girl has an average weight of 95 pounds and an average height of 59 inches. By the age of 14, the average weight becomes 109 pounds and the average height rises to 63 inches.

16+ years old girls:

The girls’ height begins to increase after the age of 14. A 16-year old girl normally weighs 119 pounds and is 64 inches tall. The average height can rise to 65 inches by age 18, and the weight can increase to 130 pounds.

Average Weight for Teenage Boys

What is the average weight for a 13-year old boy? Or how much should a 14-old boy weigh? All of it is explained below.

2 to 8 years old boys

A 2-year old boy normally weighs 28 pounds with an average height of 34 inches. The boys become 40 inches tall by the age of 4 and weigh 36 pounds. The average height of boys rises to 45 inches by the age of 6, and they weigh 46 pounds. By the age of 8, the average weight of the boys becomes 56 pounds, and they are 50 inches tall.

10 to 14 years old boys

The boys weigh 68 pounds and are 55 inches tall by the age of 10. What is the average weight for a 12-year-old boy? Or How much should a 14 year old boy weigh? By age 12, the boys weigh 90 pounds, and their height rises to 58.5 inches. What is the normal weight for a 14 year old? By the age of 14 boys weigh 112 pounds as per the average height for 14 year old boys which increases to 64 inches.

16+ years old boys

Once the boys become 16 years old or more, they grow more rapidly than the girls normally do. At the age of 16, the average weight of a boy is 134 pounds, and he is 68 inches tall on average. From 18-20 years, the average weight of boys ranges from 148 to 155 pounds, and the average height ranges from 60 to 70 inches.

Now, after knowing “what is the average weight for a 14 year old female or male?” or about other teen ages, you should be concerned about your kid’s weight if you’re a parent. 

As you’ve read, the age of 14 years is crucial for girls. Because the height can stop rising after that, so, you should have concerns about that. You can guide your girl or boy to take height-increasing exercises if you notice that she or he hasn’t gained a certain height at a certain age.

Factor Related To Teens’ Weight

Growth Rates and Physical Exams

The growth rate is also an important consideration. The BMI, height, and weight of children and teens will fluctuate as their bodies continue to develop. Teenagers should never be evaluated by adult averages because of this. It is best to have a pediatrician perform the evaluation. 

An individualized chart should be used for recording height and weight measurements at each physical examination. Teenagers, ages 11 to 24, should be screened every two years for general health. so, the average weight for a 14 year old boy, the average weight for a 16 year old female, or average height for a 14 year old female

Everything is available in the weight chart or table available online as well as the doctors have it. 

Typical Teen Bodies

Puberty dramatically changes a teen’s body. So what is the average height for a 15 year old female if she’s an adult? or what is normally the average weight for a 15 year old guy?

For each age and percentile, pediatricians maintain graphs showing height, weight, and BMI. If your teen is way off the ideal weight chart, you should see your doctor. A pediatrician sees a lot of teenage bodies, so they have better insight into what “normal” looks like.

This transition will be triggered by hormones. Teens’ bodies will begin to look different even as they grow normally. Teenagers lose the straight, narrow bodies they were used to as children. Women worry about curves, and men worry about masculinity and strength. However, most of the time height and weight aren’t as important as they seem.

During the teenage years, teenagers also experience rapid height growth for about two years. This could cause the body to seem heavy before rapid height growth occurs. The body appears to elongate after the growth spurt, even too thin. 

The time of growth for girls usually occurs around the age of 10 to 14 in the preteen years. The time of growth for boys occurs later, usually between the ages of 12 to 16.

In girls, the body fat percentage increases by nature, while in boys, it decreases. This is largely determined by genetics.

Body image and weight are important topics to discuss with your teens. Teach them to appreciate and take good care of their bodies by helping them understand that ideal weight cannot be determined for everyone. Talk about what’s healthy instead of fat versus thin.

A good sense of well-being and appearance

In most cases, if you are overweight or underweight, you can fix the problem by eating properly and taking good care of yourself. For achieving and maintaining your ideal weight, try the following:

  • If you are young and growing up, a well-balanced diet is more important than counting calories
  • Exercising regularly
  • A healthy diet, including eating a variety of healthy meals and snacks, as well as regular exercise, will help you develop good eating habits
  • Invest more time in your health than in your numbers to look good.