• Parents


    To report an illness or tardy call 503-762-6138

    To release a student for an appointment:

    • Send a note in the morning indicating what time you will pick your student up out in front of the building. Student must present note to the attendance window upon arrival in the morning.


    • Call the office in the morning with release information at 503-762-6138 or 503-762-6180 then press 1 for attendance. Please leave a message with student name and id number.
    • The office will not send for students after 3:00pm in the afternoon unless you have made prior arrangements.
    • Homework requests are student’s responsibility. They should email teachers for assignments to make up.

    Statewide Testing

    For more information about state testing, check out this newsletter - March 25th Newsletter

    State Testing Opt-Out Forms: Please return to Centennial High School (in-person or by mail) by April 9th, 2021
    Opt-Out form (English): 

    Past Newsletters

    A&A Update Webpage

    Annual Notice for Statewide Tests Annual Notice for Statewide Tests (Spanish)  

    Pedestrian and Driver Safety Information

    Pedestrian and Driver Safety Flyer- Click Here


    School volunteers (including field trip and dance chaperones) must complete a background check every three years. Please contact the high school office at 503-762-6180 to obtain a background check application.

    School Supplies

    CHS does not have a standard school supply list. Teachers assign supplies needed per class the first week of school.  Math students taking Integrated 1 and 2 are required to have a TI-130SX scientific calculator.  Students taking higher levels of math will be required to have a TI-84 plus scientific calculator. Cell phone calculators are not acceptable.