13. Plumber
The average salary: $20.40 per hour
The plumbing business is expected to see growth in the near future by 21%, which is even better than job prospects for electricians. Becoming a plumber, that ranks 13th in our list of highest paying vocational careers with least amount of schooling is a good choice for those of you looking for a highly-paid trade job. You can go to trade school and get a degree to become a plumber or skip school if you prefer and start immediately as an apprentice.