Hey !
Awesome post , especially considering your age, don't let anyone condition yourself that you are not old enough to start earning money right now.
Truly successful people do not need college for becoming rich or powerful, strive for real the knowledge and provide value to people around yourself, this way, opportunities will start appearing in your life.
Learn a skill which is in demand on the market and is appealing to you, take some time to learn it and become a freelancer(here're some useful websites where you can sell your future expertise: upwork.com, fiverr.com), this is an incredibly effective way of gaing practical knowledge when you are starting out.
Check one of the courses like this, which are free:
https://www.udemy.com/introduction-to-graphic-design/
Do some google research on what is your skill about and continue with something like this( also look for udemy coupons to get a lower price):
https://www.udemy.com/graphic-design-for-beginners/
Don't be afraid to try new stuff and take action as soon as possible, it will definitely pay off !
Good Luck !