Can i get my tubes tied even though i have not had children?

Yes, but consider...: Yes, you can, but the younger women are when they make that choice the higher chance there is for regret later. Some insurances place a lower age limit of 21. Consider some of the non-permanent alternatives, like the iuds or implanon. You should also realize it is meant to be permanent. While tubal reversal surgery exists, it is expensive with no guarantees it will work.