Ottawa High School offers a wide variety of classes geared towards the specific abilities and interests of its students.

In addition to the standard curriculum, the school also has various courses geared towards the preparation of students for college or university-level education.

Throughout its history, Ottawa High School has won several state championships in various sports and activities.

Ottawa High School puts on a play every spring at the performing arts center with a student cast and crew.

Many Ottawa students participate in speaking and acting competitions throughout the school year.

Both teams, composed of 9th–12th graders, compete on Saturdays at area high schools.