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USABO 2018 to 2019 Calendar


   October 2018

October 1

       Registration Opens

                               January 2019

January 14

January 18

         School Registration Closes

         Student Registration Closes

January 22

         Deadline for payment of Registration Fee ($95.00/school)


    February 2019

February 5 to 15

         Open Exam Administered

February 16

         Last day for mailing Open Exams to CEE


March 2019

March 23

     Open Exam Scores Available in TRC and SRC

     Semifinalists (Top 10%) designated 


                                April 2019

April 8 to 12

        Semi-Final Examination Administered

April 13

April 30

        Last day for mailing Semi-Final Exams to CEE

        Semifinal Exam Scores Available in TRC and SRC


                               May 2019

May 13

        National Finalists Announced



                               June - July 2019

June 22 to July 6

        National Finals at UC San Diego (Dates are tentative)

July 3

        Announcement of Awards and Team USA members

July 4 to 6

        Instruction and Mentoring of Team USA in preparation for IBO


July 14 to  21

       International Biology Olympiad in Szeged, Hungary