Is graduating from high school at 19 too old ?

I'm 17 years old , I'm currently a sopre in high school. When I moved to the u.s.a they put me in a grade below :? My birthday is on February the 2nd .I have the option to take summer school and virtual school, but my consular says is a bad idea. Do you guys think graduating at 19 is bad? I need your opinion. Thanks : ) I feel like I'm ready for college. what can I do to graduate on time? Any suggestions. I'm confuse..desperate : ? ..HELP?