David was a standout for the Redmen, earning All-League, All-Scholastic, and All-State honors as a lineman in football. David played in the North-South All-Star game in both football and baseball. He earned three varsity letters playing football on the three-time Atlantic Coast Conference championship team at Duke University.
Earning Honorable Mention All-ACC his senior year, he was a member of the 1961 Cotton Bowl championship team that defeated Arkansas.
Condon is a charter member of the Parma Senior High School Athletic Hall of Fame, inducted in 2007.