Yes, these are typically highly important in college selection, unless the parents are willing to pay list price for any college (could be over $320k for four academic years (not counting co-op), but high school B/B+ students are more likely to need semesters in school (not counting co-op) beyond 8 to finish a bachelor’s degree).
If Texas public universities are under consideration, class rank is highly important.
If California public universities are under consideration, high school GPA as recalculated at GPA Calculator for the University of California – RogerHub is highly important.