By getting emancipated.
16 with parents permission, 18 without permission.
You have to be 18 to legally move out of your parents house. However, your parents can sign a form that says that you can leave legally.
A child under the age of 18 cannot move out of their parents' house without the parents' consent. They could petition the court for emancipation.
you can move out at 17 but they are still legally responsible of you
If she has permission she can. Otherwise she must be 18.
Unless you are legally able to do so by a judge then it will be up to your parents and your granmother if you cando this.
You can legally leave your parents house at 16.