There’s no magic age that turns a child into a mini-adult. The law is mostly a safety net, not a rulebook. You know your child better than the state does.
But don’t ignore the laws that do exist. If your state says 14, honor that guideline, because it exists for a reason. When in doubt, call your local child protective services or police department’s non-emergency line; they often have friendly advice.
In the end, staying home alone is a gradual handshake between you, your child, and the community. Start small, trust your gut, and remember: a little preparation turns a scary empty house into a castle of independence. And that’s a law worth following.