One of the most frequently asked questions regarding freshwater turtles is how old is my turtle? and How to determine the age of a turtle? Turtles are very hard to age, but there are a few different techniques that can help you estimate their age. To make it a little easier for you to determine how old your turtle(s) are, I’ll go through each technique and give you some tips on how to determine the approximate age of your turtle using not only one technique, but two. Hopefully this will help you figure out how old your turtle(s) are.