I was 16 when I graduated high school not even 10 years ago. And IIRC I had a classmate who was 15. EDIT: Almost forgot: I did skip a year during elementary, n

I was 16 when I graduated high school not even 10 years ago. And IIRC I had a classmate who was 15. EDIT: Almost forgot: I did skip a year during elementary, not sure about her case.