Wilmer started his collegiate career at West Chester University where he red-shirted as a freshman.
Wilmer finished his career ranked second in school history in completions (692), passing yards (10,157), passing touchdowns (84), and total offense (11,795 yards) becoming just one of 26 QB's (at any NCAA level) to reach the 10,000-1,000 passing-rushing career yardage plateaus.