USABO Results

2021 USA Biology Olympiad

Number of registered students: 9, 086
Number of states represented: 42, 8 International Schools
2021 Open Exam Results
Number of students registered for the Open Exam: 4, 185
Score needed to become a Semifinalist: 24.00
Average score (out of a possible 50): 16.00
Highest score: 43.00

2021 Semifinal USABO Histogram

2021 USABO Semi-Finalists by State

2020 USA Biology Olympiad

Number of registered students: 10, 100
Number of states represented: 45, 11 International Schools
2020 Open Exam Results
Number of students registered for the Open Exam: 5, 244
Score needed to become a Semifinalist: 19.00
Average score (out of a possible 50): 13.83
Highest score: 32.00