[4] In 2005, Harper Creek opened a new high school, which includes computer labs, electronic lockers (removed 2017), overhead projectors in all rooms, a gymnasium with three basketball courts, an 850-seat auditorium and an eight-lane swimming pool, as well as a bowling alley in the basement.

There are many extracurricular activities available to students at Harper Creek High School.

These include: Student Government; Distributive Educational Clubs of America (DECA); the Harper Creek chapter of the National Honor Society (NHS); Students Against Destructive Decisions (SADD); Asset; etc.

In 2003, the Harper Creek Quiz Bowl team won the Class B State Championship and advanced to a national tournament.

Harper Creek now competes in the Interstate 8 Athletic Conference.