Some jobs (teacher, doctor, lawyer, engineer, physical therapist, . . .) require at least a four-year college degree. Many other skilled and well-paying job require some sort of post-high school classes or training, such as an apprenticeship.
Should you go to college or not? Statistics continually show attending college helps increase your lifetime earning power. The more college you have, the better paying the job.
Other things about college that are really cool:
You learn so much, both in and out of class.
You meet many different kinds of people from all over the world.
You start questioning your world view.
You'll increase your critical thinking skills.