http://www.bloomberg.com/news/articles/2015-10-28/you-can-t-work-your-way-through-college-anymore
You should provide this link to your parents. It may not make any difference, but might help them decide to help out a little more. Maybe at least enough to make your state flagship affordable.
Your stats are good enough to get full tuition plus $2,500 at UAlabama if you apply by Dec 1. I know it isn’t Carleton… but given your financial issues, you likely aren’t going to be able to afford it or schools much like it.
Are you in MN or WI? U-MN Morris has an LAC-like feel.