Most people stop growing taller around their late teens, usually between 16 and 18, but some keep growing a tiny bit into their early 20s.

Quick Scoop: what age do u stop growing?

“There isn’t a single magic birthday where everyone stops. Your body follows its own schedule.”

The short answer

  • Most girls:
    • Hit their big growth spurt earlier and usually stop growing in height around 14–16, when puberty is nearly done and growth plates close.
  • Most boys:
    • Grow later and usually stop around 16–18, when their growth plates fuse and puberty finishes.
  • Some people:
    • May gain up to about an extra inch in their early 20s, but big growth spurts after 18 are rare.

Your growth plates (soft areas at the ends of your bones) are what matter; once they “close” or fuse, you’re basically at your final height.

Mini breakdown: what’s actually “growing”?

Your body doesn’t stop changing just because height stops.

  • Height:
    • Mostly done by 18–20 for most people.
  • Bones and shape:
    • Bones keep getting denser and your body “fills out” into your early 20s.
  • Muscles and fat:
    • Can change your whole life, depending on exercise, food, sleep, and hormones.
  • Teeth:
    • Wisdom teeth (if they come in) often appear late teens to early 20s.
  • Fun extra:
    • Ears and nose can keep slowly changing/growing with age, which is why older people sometimes have bigger-looking noses and ears.

Why some people stop earlier or later

Several things decide when you stop growing:

  • Genetics:
    • Family height patterns are a big factor in how tall you end up.
  • Hormones:
    • Puberty hormones signal growth plates to grow and then to close.
    • Rare conditions (like too much growth hormone) can make someone keep growing into their early 20s.
  • Nutrition and lifestyle:
    • Good food, sleep, and activity support your growth potential; poor nutrition and chronic illness can reduce it.

Example:
Two 15‑year‑olds can look totally different — one may already be near their final height, another might just be starting a big growth spurt. Both can be normal.

How to guess if you are still growing

You might still be growing if:

  1. Your shoe size keeps increasing.
  2. You’ve had a noticeable height jump in the past year.
  3. You’re still going through puberty changes (voice, body hair, periods becoming regular, etc.).
  4. X‑rays (done by a doctor) show your growth plates are still open.

If you’re worried you’re “too short” or “too tall” for your age, a pediatrician/family doctor can:

  • Check your growth chart over the years.
  • Compare your height to typical ranges for your age.
  • Order an X‑ray to see if growth plates are open or closed.

Forum-style take: what people say online

On science and health forums, people often share things like:

  • “I stopped at 16.”
  • “I grew another inch at 19.”
  • “My growth was super late; I kept growing a bit until around 20.”

Some users mention that while height stops around late teens, body and brain development continue into the 20s, and that ears and nose seem to never stop changing.

Quick FAQ

Can you grow after 18?
Yes, but usually only a tiny amount (maybe up to an inch) and not everyone does. Big spurts after 18 are uncommon.

Do boys and girls stop at the same age?
Not usually. Girls tend to finish earlier (mid‑teens), boys later (mid‑ to late teens).

Can I “make myself taller”?
You can’t change your genetics or reopen growth plates, but good sleep, nutrition, posture, and exercise help you reach your natural potential.

TL;DR: Most people stop growing taller between 16 and 18, and almost everyone is at their final height by early 20s, once growth plates in the bones close.

Information gathered from public forums or data available on the internet and portrayed here.