College grants fall into several categories
The federal ones are available to students throughout the united states.
A single application form is filled out by all applicant. State government also have student aid programs. You can get a grant from the state where you live.
Most colleges and universities have financial aid programs of this type as well.
There are also different types of organizations offering grants. These include both non-profit organizations such as foundations and private companies.
You can also get free college money from scholarships. They are available from colleges and different organizations. They are awarded to students based on specific merits which can be academic or non-academic.