Northwestern was created in 1951 from a merger of the school districts in Chester Township, Congress, and West Salem.

The school name came from the district's northwestern location within Wayne County.

Chester basketball coach Roy Bates chose the school colors of blue and gray, which were a combination of the basketball uniforms of Chester, which were blue, and Congress, which were gray.

[2] Northwestern is one of eight high schools that compete in the Wayne County Athletic League.

-(Jake Ewing-3rd Place in State) -(Frank Read-5th Place in State) -(Brent Runkle-7th Place in State) -(Josh Ewing- State Runner Up) In 2017 a Northwestern middle school student would throw 175 ft in the discus for track and field, it’s still a wcal record to this day.