There is no law that says what age you must be before you can babysit. It is up to the adults to determine if a youth is ready, capable and prepared to babysit. Parents must leave their children in the care of a person who can properly look after them. Your ability to care for children will depend on things like: your age your maturity your training and experience the number of children and their ages and needs how long you will be alone with the children Last Reviewed: May 2022