USA Biology Olympiad

The USABO is the pathway that feeds into the International Biology Olympiad (IBO). The main focus of the club is preparing students for the exams. Here's how the competition pathway works, and the important dates for the season.

Path

Open Exam
Semifinals
National Finalist
IBO

Schedule

  • August 7, 2026USABO registration opens
  • November 15, 2026Registration closes
  • February 3, 2027Online Open Exam
  • February 15, 2027Open Exam scores released
  • March 2, 2027Semifinal Exam
  • March 23, 2027Semifinal scores released
  • March 30, 2027National Finalists announced

Register

Information to register will be at the official USABO website. Do not miss registration! There is no late registration, so set a reminder or register as soon as it opens.