We're O Positive.

O Positive is more than a slogan for us.
It's our way of telling a story of the many
successes that are deserving of Ontario's pride.
Are you ready to be a part of our story?

School Hours


Start time:  8:00 a.m. - End time:  2:50 p.m.

Frequently Used Links for Parents and Students


Parents and students may login using an ID and PIN number to view student attendance, grades, and GPA history.  To obtain your ID and PIN number, please call the school at (541) 889-5309.


The official Ontario High School calendar includes sporting events, holidays, and special events.


Use the staff directory to search for contact information for teachers, administrators, and other staff members.

Bell Schedules

OHS class schedules--regular day, late start, CHAMPS, & assembly schedules.

OHS Dress Code

The official OHS dress code

High School News

FFA Alumni

Why do we need FFA Alumni?

Late Start Wednesday Schedule

Ontario School District has implemented a Late Start Wednesday schedule.[more]

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