It is recommended to wait until your leopard gecko is at least six months of age before sexing them. The differences in the undersides of male and female leopard geckos are obvious if you are experienced in sexing leopard geckos or if you have geckos of each sex to compare side by side.
How old is a 5 inch gecko?
Length By Age
|Age||Length for Males||Length for Females|
|3 months||5″ inches||5″ inches|
|6 months||6″ inches||5″ – 6″ inches|
|9 months||7″ inches||6″ inches|
|12 months||8″ inches||7″ inches|
How old are baby geckos at Petsmart?
There have been cases of leopard geckos living to be as old as 30, but while possible its usually rare for them to reach that age. How old are the leopard geckos at Petsmart? They usually are no younger than a few months. I think the leopard geckos are generally between 4-6 months old.