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How old is my quarter-sized red-bellied slider and when will she grow?

Updated On September 23rd, 2025

I have a red bellied slider that is just barely bigger than a quarter. About when will she get bigger and about how old is she?

1 Answer

Most Helpful Answer

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Answered By Angel Alvarado, LVT

Licensed Veterinary Technician

Published on November 16th, 2017

Growth rates will depend on food availability, quantity and quality. Female sliders can reach up to 12 inches taking 5-8 years to reach full size. Given her size, she is considered a hatchling. Beyond that, it is difficult to determine exact age.

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