What is the normal age of puberty?
Understand normal development in children
The normal age of puberty in girls is between 8 and 12 years old. In boys, puberty normally occurs between
9 and 13 years old.1 However, because we're all unique individuals, each child
can go through puberty at a different pace.2,3 That's why it's so important
to talk to your child's doctor if you think you're seeing the signs and symptoms of puberty earlier than what's considered
normal. Only a doctor can determine if your child has central precocious puberty.
As you review the signs of normal development, compare them with the signs of puberty you see in your
child. If you suspect that your child is developing signs of puberty too early (before
age 8 in girls and age 9 in boys) and might have CPP, print the results and discuss
them with your child’s doctor. He or she may want to run some tests to determine
if your child does, in fact, have CPP. Remember, only your doctor can make an official
1. Muir A. Precocious puberty. Pediatr Rev. 2006;27:373-381.
2. Marshall, WA, Tanner JM. Variations in pattern of pubertal changes in boys. Arch Dis Child. 1970;45:13-23.
3. Hayward C. Gender differences in puberty. Cambridge United Kingdom: University Press, Cambridge; 2003.