The age of majority, which in most places is 18, but could be as high as 21. Until then you have to reside where your parents say.
{| |- | They have to be the age of majority. In most states that is the age of 18, but can vary. Once they reach that age, the parents are no longer responsible for the child. |}
When they are 18.
In Georgia, the legal age of majority is 18 years old. Once a person reaches this age, they are considered an adult and are responsible for their own actions and decisions, regardless of whether their parents are still responsible for them or not.
The parents are no longer responsible for a child when they reach the age of majority. In Washington that is age 18.
18
{| |- | Once the age of majority is reached, they are no longer a minor. In New Jersey, the age is 18. At that point the parents are no longer responsible for the child. |}
It depends on the law in your state. In Maryland the age of majority is 18, in Colorado it is 19. Once you have reached the age of majority your parents are no longer legally responsible for you.
{| |- | Once the age of majority is reached, they are no longer a minor. In Georgia, the age is 18. At that point the parents are no longer responsible for the child. |}
In California, parents are legally responsible for their children until they reach the age of 18.
The key word here is adult. If they are an adult, the parents are no longer responsible. That is usually the age of 18, but could be as high as 21. Check the majority age for your legal jurisdiction.
In Alabama, parents are responsible for their children's care and actions up to the age of 18. This also includes any property damage a minor child causes.
In New York, parents are legally responsible for their child until the child turns 21 years old.