Everyone is different.
Once you are 21 years of age, then know that this is one sure sign of a growth spurt.
You will know that you have already hit your growth spurt if you are at least 21 years of age.
You have a growth spurt before puberty when you are age 7-9. And you will have your next growth spurt during puberty, usually age 13-15.
Pretty much everyone will have a growth spurt during their childhood , mostly between the age of 11-16 depends on the person.
If you are 14 and experience a growth spurt at 12.5 years old, it is possible you will hit another growth spurt. If you are 5'6, it is possible you will gain several more inches.
If you went through a growth spurt around the age of 13, it is possible you will go through another by 15 and another by 20.
Age and time are some of the signs that growth will sprout soon.
You shouldn't assume a growth spurt happens immediately - yes, its called a "spurt" but it can still last for a few weeks, even months. Your Brain will dictate to your body when to have its growth spurt, so generally all you can do it wait until it decides it is time.
Height at a young age is not a good predictor of eventual adult height. Children put on a growth spurt in their early teens.
Kids get taller around the age of thirteen to 15 when they have their growth spurt.
Teens
It depends if you have had your period yet and if you have you will not.