Colleges that require non-custodial parent information and which are only affordable with financial aid should be considered reaches, because getting a waiver is a subjective decision by the college which outsiders have no way of telling how difficult will be.
More information about the divorced parent situation: http://talk.collegeconfidential.com/financial-aid-scholarships/2083835-faq-divorced-parents-financial-aid-and-net-price-calculators.html