Hi =) It should usually depend if you take care of them probably I think around 2 - 3 years and maybe at least 15 years if your lucky =) I'm not sure if this helped but I hope it did =]
Common garden snails live for about 3-5 years. I have heard of a common garden snail living for 15 years, this is very rare. My friend has a land snail that is about seven years old and that is the...