Did not attend, but BC and and other Jesuit colleges have a general reputation for religious tolerance (in fact, they are often criticized by conservative Catholics as too tolerant). According to the BC website, 70% of students identify as Catholic, which implies that 30% do not. BC recognizes Protestant, Orthodox, Jewish, Muslim, and Buddhist student organizations.
http://www.bc.edu/offices/pubaf/about/facts.html
http://www.bc.edu/offices/ministry/interfaith/StudentFaithOrganizations.html